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IntroductionIntroduction: 
BrandBrand name of the device. This may match with the manufacturer ZTE
ModelOne or more (separated by /) specific model name identifies this device. This field often includes Model Code too which can be separated Gabb Z2 LTE US
BriefBrief Introduction: One or two sentences which enumerates some important attributes of the specifc device variant described by this datasheet
Compact budget Android smartphone for kids. The phone features 14 essential apps to reduce distraction and removes access to the Internet, games, social media, and app stores to keep kids safe.
ReleasedFirst official market release date in (year, month) 2020 Aug 14
AnnouncedDate of the official announcement (year, month) 2020 Aug 3
Hardware DesignerThe company which designed this device ZTE
ManufacturerThe company which produces this device ZTE
CodenameThe codename internally identified the design project of this product. Model variants of the same model are identified and linked to each other via the same Codename ZTE Z5157
General ExtrasHardware extras like stylus, kickstand, rotatatble screen, rotatable keyboard, haptic feedback, etc.  Haptic touch feedbackHaptic (inlcuding kinesthetic) touch device applies forces and vibrations to give feedback to the user when tapping the touchscreen
Device CategorySmartphone, tablet, smart watch, PDA, palmtop, etc.  SmartphoneCallular voice-capable usually touchscreen mobile computer which natively runs third-party apps.

Physical AttributesPhysical Attributes: 
WidthWidth is horizontally measured between the left and right edges of device according to the default display orientation 70.86 mm
2.79 inchWidth measured in inches
HeightHeight is vertically measured between the bottom and top edges of device according to the default display orientation 146.6 mm
5.77 inchHeight measured in inches
DepthDepth refers to the thickness of the device. Depth is usually the smallest dimension of the device 9.65 mm
0.38 inchesDepth measured in inches
Bounding VolumeThe volume of the smallest cuboid which can bound the device in cubecentimetres 100.2 ccm
MassThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in grams 161.8 g
5.71 ouncesThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in ounces

Software EnvironmentSoftware Environment: 
PlatformThe family of the operating system like Android, iOS, Windows Phone/Mobile, Palm OS, etc.  Google Android
Operating SystemPre-installed (usually embedded) operating system which the device was released with. Google Android 10 (Q)Google Android 10 (Q)
Software ExtrasNavigation software, voice recognition, face recognition, personal assistant app, etc.  Navigation softwarepre-installed , Intelligent personal assistantLearning personal assistant based on artificial intelligence (AI) , Face RecognitionFace identification by built-in camera

Application processor, ChipsetApplication processor, Chipset: 
CPU ClockFrequency of the square signal which schedules the internal operation of microprocessor (synchronous sequential logic). The current consumed by the processor is approximately proportional to clock rate. 2000 MHz
CPUManufacturer part number and most important characteristics of the IC which includes the main application processor or processors MediaTek Helio A22 MT6761, 2018, 64 bit, quad-core, 12 nm, IMG PowerVR GE8300 GPUMediaTek Helio A22 MT6761, 2018, 64 bit, quad-core, 12 nm, IMG PowerVR GE8300 GPU

Operative MemoryOperative Memory: 
RAM TypeType of volatile memory IC which specifies RAM architecture, timing characteristics, refresh mode, voltage levels and physical design of the IC. Two major types of random-access memory is static RAM (SRAM) periodically refreshed dynamic RAM (DRAM).  mobile (LP) DDR3 SDRAM
933 MHzClock frequency of the RAM databus (not necessarily equivalent to data transfer frequency). The width of the databus (e.g. 64 bit), RAM type (e.g. DDR SDRAM), number of channels and clock rate (e.g. 200 MHz) determines peak transfer rate
RAM CapacityCapacity of the random access memory in mebibytes (binary megabytes) 2048 MiB RAM

Non-volatile MemoryNon-volatile Memory: 
Non-volatile Memory TypeType of NV memory IC which determines storage technology, programming / erasing method and write endurance  Flash EEPROM
Non-volatile Memory InterfaceInterface (e.g. UFS 2.0, eMMC 5.1, moviNAND) which determines physical layer (width, clock rate, lanes, protocol) of data transfer between the application processor and the NV memory  eMMC 5.1
Non-volatile Memory CapacityNon-volatile memory in mebibytes (binary megabytes).2GB = 1907.3MiB, 4GB = 3814.7MiB, 8GB = 7629.4MiB, 16GB = 15258.8MiB, 32GB = 30517.6MiB, 64GB = 61035.2MiB, 128GB = 122070.3MiB, 256GB = 244140.6MiB, 512GB = 488281.3MiB, 1TB = 953674MiB, 2TB = 1907349Mi 30518 MiB non-volatile

DisplayDisplayAll parameters that related to display
Display DiagonalThe distance measured between the furthest corners of the display. In case of display with rounded edges this refers to the diagonal of the smallest bounding rectangle. 138.4 mm
5.4 inchDisplay Diagonal in inches
ResolutionHorizontal and vertical resolution of the primary display. In case of display with rounded edges this refers to the smallest bounding rectangle. 720x1440
1036800 pixelsThe total number of pixels is the product of horizontal and vertical number of pixels
Display WidthThe distance between the vertical edges of the display (horizontal display size). In case of display with rounded edges this refers to the smallest bounding rectangle. 61.89 mm
2.44 inchDisplay width in inches
Display HeightThe distance between the horizontal edges of the display (vertical Display Size). In case of display with rounded edges this refers to the smallest bounding rectangle. 123.79 mm
4.87 inchDisplay height in inches
Horizontal Full Bezel WidthDefined as the sum of width of left and right vertical display bezels. If the display panel is located in the middle width of left and right bezels are the same and their width is the half of the full bezel width. 8.97 mm
Display AreaCalculated display area is the product of max. horizontal and vertical display sizes. In case of display with rounded edges or notch this refers to the smallest display bounding rectangle. 7661.8 square millimeter
Display Area UtilizationRegular display area per regular front panel area ratio. This approximated indicator does not count with possible rounded corners (neither on front panel nor on display) or display notches, holes. 73.8%
Pixel SizeCalculated pixel size based on display diagonal, resolution and aspect ratio 0.08596 mm/pixel
Pixel DensityIndicates the number of pixels per inch 295 PPI
Display TypeDisplay technology, e.g. Color/ monochrome e-ink, STN, PM-OLED, AM-OLED, TN-TFT, IPS TFT, ASV TFT, MVA TFT, PVA TFT, PLS TFT  Color TN-TFT LCDColor TN-TFT (Twisted Nematic - Thin Film Transistor). This is an active matrix LCD technology. display
Display Color DepthColor depth defines how many colors or greyscales can be displayed 24 bit/pixel
Number of Display ScalesMaximal number of displayable colors or scales 16.8M
Display IlluminationForm of illumination used for lighting or backlighting LCD display in dark and dim ambient condtions.  Yes
Display Light Reflection ModeThe ratio between reflected and transmitted light depends on reflection mode thus display technology. Possible options: transflective, reflective, transmissive, etc.  transflectiveTransflective LCD has medium reflectance factor. Hence it reflects and transmits the incident ambient light. It does not need backlighting and well readable in bright sunlight but can be backlit in dark ambient conditions without reducing readibility.
Display Subpixel SchemeSpecifies how and how many subpixels are pixels consists of. Usual schemes: RGB, RGBG, RGBW, PenTile, Diamond Pixel  RGB Matrix (3 subpixels)Each pixel has 3 subpixel (Red, Greed, Blue) with the same size. The subpixel order is often R-G-B but B-G-R is also used.
Scratch Resistant ScreenUsual types: Gorilla Glass generations, DragonTrail/X, Sapphire Glass  Yes

Graphical SubsystemGraphical Subsystem: 
Graphical ControllerManufacturer and part number of the graphics controller IC or commercial name of the intellectual property (IP) if the graphics controller is the part of a chipset PowerVR GE8320
GPU Clock:  660 MHz

Audio/Video InterfacesAudio/Video Interfaces: 
A/V OutAudio/Video outputs form a heterogeneous group of interfaces that allow the user to connect the device to various external analog/digital multimedia devices (monitors, projectors, HD TVs) and play multimedia content. For example: MHL, DisplayPort, HDMI, e  No

Audio SubsystemAudio Subsystem: 
Audio Channel(s)Number of independent channels supported by the audio subsystem of the device, e.g.: mono, stereo, 5.1, 7.1, etc.  stereo

Sound Recording: 
Microphone(s)Analog or digital sound receiver. Main applications: voice calls, active noise cancellation, voice command, voice/video recording, voice identification  stereo

Sound Playing: 
Loudspeaker(s):   mono
Audio Output:   3.5mm

Cellular PhoneCellular Phone: 
Supported Cellular BandsList of supported cellular networks with band names. For example GSM900 refers to the GSM system with the 890-915 MHz uplink and 935-960 downlink bands.  GSM 850MHz (B5)GSM850 phones support GSM 850 MHz (B5) band (downlink: 869.2 MHz - 894.2 MHz, uplink: 824.2 MHz - 849.2 MHz) , GSM 900MHz (B8)GSM900 phones support P-GSM (Primary GSM) 900 MHz (B8) band (downlink: 935.0 MHz - 960.0 MHz, uplink: 890.0 MHz - 915.0 MHz) and may support E-GSM (Extended GSM) 900 MHz band (downlink: 925.0 MHz - 960.0 MHz, uplink: 880.0 MHz- 915.0 MHz. , GSM 1800MHz (B3)GSM1800 phones support GSM / DCS / PCS 1800 MHz (B3) band (downlink: 1805.2 - 1879.8 MHz, uplink: 1710.2 - 1784.8 MHz). , GSM 1900MHz (PCS, B2)GSM1900 phones support PCS 1900 MHz (B2) band (downlink: 1930.2 - 1989.8 MHz, uplink: 1850.2 - 1909.8 MHz) , UMTS 2100MHz (Band I, IMT)UMTS2100 phones support UMTS 1900 / 2100MHz (IMT, also refferred as UMTS Band I) band (downlink: 2112.4 - 2167.6 MHz, uplink: 1922.4-1977.6 MHz) , UMTS 1900MHz (Band II, PCS)UMTS1900 phones support UMTS 1900MHz (PCS, also refferred as UMTS Band II) band (downlink: 1932.4 - 1987.6 MHz, uplink: 1852.4-1907.6 MHz) , UMTS 850MHz (Band V, CLR)UMTS850 phones support UMTS 850 MHz (CLR, also refferred as UMTS Band V) band (downlink: 871.4 - 891.6 MHz, uplink: 826.4 - 846.6 MHz) , UMTS 900MHz (Band VIII)UMTS900 phones support UMTS 900 MHz (UMTS Band VIII) band (downlink: 927.4 - 957.6 MHz, uplink: 882.4-912.6 MHz) , LTE 1900 MHz (Band 2, PCS)LTE1900 phones support LTE 1900 MHz (PCS , also referred as LTE Band 2) band (downlink: 1930 - 1990 MHz, uplink: 1850 - 1910 MHz) , LTE 1700/2100 MHz (Band 4, AWS)LTE1700/2100 phones support LTE 1700 / 2100 MHz (AWS also referred as LTE Band 4) band (downlink: 2110 - 2155 MHz, uplink: 1710 - 1755 MHz) , LTE 850 MHz (Band 5)LTE850 phones support LTE 850 MHz (LTE Band 5) band (downlink: 869 - 894 MHz, uplink: 824 - 849 MHz) , LTE 700 MHz (Band 12)LTE700 phones support LTE 700 MHz (LTE Band 12) band (downlink: 728 - 746 MHz, uplink: 698 - 716 MHz) , LTE 700 MHz (Band 13)LTE700 phones support LTE 700 MHz (LTE Band 13) band (downlink: 746 - 756 MHz, uplink: 777 - 787 MHz) bands
Supported Cellular Data LinksList of supported cellular data links and rates.  GPRS (Class unspecified)General Packet Radio Service , EDGE (Class unspecified)Enhanced Data Rates for GSM Evolution also known as Enhanced GPRS (EGPRS) , UMTS 384 kbps (W-CDMA)Universal Mobile Telecommunications System. UMTS Release '99 data link layer, W-CDMA grants up to 384 kbit/s pocket-switched download speed. , HSUPA (Cat. unspecified)High-Speed Uplink Packet Access is a 3.5G UMTS uplink protocol. , HSDPA (Cat. unspecified)High-Speed Downlink Packet Access is a 3.5G UMTS downlink protocol. , HSDPA 7.2 Mbps (Cat. 8) , HSDPA 14.4 Mbps (Cat. 10) , HSPA+ 21.1 Mbps (Cat. 18) , DC-HSDPA 42.2 Mbps (Cat. 24)Dual-carrier HSPA+ 42.2 Mbps , TD-SCDMATime Division Synchronous Code Division Multiple Access is the implementation of UMTS (3G) cellular network in China. , LTE (Cat. unspecified)LTE (Long Term Evolution) or the E-UTRAN (Evolved Universal Terrestrial Access Network), introduced in 3GPP R8, is the 4G access part of the Evolved Packet System (EPS). , LTE 100 Mbps / 50 Mbps (Cat. 3)LTE 100.8 Mbps / 50.4 Mbps (Cat. 3) , LTE 150 Mbps / 50 Mbps (Cat. 4)LTE 151.2 Mbps / 50.4 Mbps (Cat. 4) data links
SIM Card SlotSupported Subscriber Identification Card (SIM) Format like mini-SIM, micro-SIM, nano-SIM, embedded SIM, etc.  Nano-SIM (4FF)
Cellular AntennaPhysical antenna layout. Most common type: internal. Historic types: fixed external, pull-out, open-out  Internal antenna
Call Alert SoundPolyphonic or monophonic call alert sound (number of chords) 64-chord melody
Hearing Aid Compatibility (HAC)Hearing Aid Compatibility (HAC) rate, For example: M3/T4  M4 , T3
Complementary Phone ServicesPossible extras: voice transmission, voice speaker, vibration, speakerphone, active noise cancellation, PTT, HD Voice, VoLTE, etc.  Voice transmissionDevice is able to receive and transmit voice over cellular network , Voice speakerDedicated voice speaker is located near to the ear when talking and optimized for the spectrum and peak-to-peak range of the human voice. , Vibrating Alert , Speakerphone , ANCActive noise cancellation (ANC) , HD Voice
Cellular ControllerManufacturer part number of the cellular modem and controller IC or commercial name of the intellectual property (IP) if the function is the part of a chipset MediaTek MT6761
SAR (head)Measured SAR value at head configuration 0.470 W/kg
US standard (max. 1.6 W/kg @ 1g)In case of US (FCC) standard SAR limit is 1.6 W/kg averaged over the 1 g of tissue. measurement methodSAR measurement method (US, EU, etc.) defines the head measurement procedure, scaling and reference tissue mass (1g, 10g, etc.)
LTE 850 MHz (Band 5)LTE850 phones support LTE 850 MHz (LTE Band 5) band (downlink: 869 - 894 MHz, uplink: 824 - 849 MHz) measurement bandCellular technology and frequency band where the measurement was executed on.
SAR (hotspot)Measured SAR value at head worst configuration 1.140 W/kg
US standard (max. 1.6 W/kg @ 1g)In case of US (FCC) standard SAR limit is 1.6 W/kg averaged over the 1 g of tissue. measurement methodHotspot SAR measurement method
LTE 1900 MHz (Band 2, PCS)LTE1900 phones support LTE 1900 MHz (PCS , also referred as LTE Band 2) band (downlink: 1930 - 1990 MHz, uplink: 1850 - 1910 MHz) measurement bandHotspot SAR measurement band
2nd highest SAR (head)Additional head SAR value 0.690 W/kg
US standard (max. 1.6 W/kg @ 1g)In case of US (FCC) standard SAR limit is 1.6 W/kg averaged over the 1 g of tissue. measurement methodAdditional head SAR measurement method
LTE 700 MHz (Band 13)LTE700 phones support LTE 700 MHz (LTE Band 13) band (downlink: 746 - 756 MHz, uplink: 777 - 787 MHz) measurement band Additional head SAR band

Secondary Cellular PhoneSecondary Cellular Phone: 
Sec. Supported Cellular Networks:   No

Control PeripheralsControl Peripherals: 
Touchscreen TypeDetermines how the touchscreen module senses the touch of the screen  Capacitive multi-touch sensing screen
Touchscreen Simultaneous Touch PointsDetermines how many touches the touch-sensitive screen module is able to simultaneously detect at most  Yes


Communication InterfacesCommunication Interfaces: 
Expansion InterfacesNon-volatile memory and/or I/O expansion interfaces. For example: microSD, microSDXC, SDHC, CF II., PCMCIA III., etc.  TransFlash , microSDSupports memory cards with capacity of up to 2GB and may comply with some (not HC) memory cards with higher capacity than 2GB , microSDHCA micro-SDHC-capable device supports High Capacity (SD 2.0/HC) memory cards with capacity of up to 32GB. , microSD Extended CapacityA microSDXC-capable device supports eXtended-Capacity memory cards with capacity of up to 128 GB, 256 GB or 2 TB.
USBFirst or the only USB port. USB is a common high-speed serial bus standard that allows data and power transfer between the mobile device and another computer. Version of USB identifies USB standard.  USB 2.0Released in April 2000, USB 2.0 specification introduced USB Hi-Speed enabling devices to communicate at 480 Mbit/s data rate.
USB Hi-Speed (480 Mbps)Determines the highest available data transfer speed of first USB port. Usual standard speed levels: High-Speed (HS), Super-Speed (SS)
USB ServicesPossible services: USB power supply, USB charging, USB fast charging, USB host, OTG, etc.  USB chargingThe device is able to charge its battery supplied from the USB port.
USB ConnectorPhysical USB connector layout. Most common types: micro-USB, USB A, USB Type-C or proprietary (e.g. Lightning)  USB Type-C reversible
BluetoothIEEE 802.15 is a short-range radio technology standard that allows transfer of data, and the use of accessories such as wireless audio devices and printers. This field specifies the supported BT version.  Bluetooth 4.2From Dec, 2014
Internal antenna
Bluetooth profilesList of supported Bluetooth profiles e.g. aptX, A2DP, AVRCP, HSP, HID, PBA, PAN, OPP, MAP  A2DPAdvanced Audio Distribution Profile , AVRCPAudio/Video Remote Control Profile (AVRCP) , HFPHands-Free Profile (HFP) , HIDHuman Interface Device Profile (HID) , LAPLAN Access Profile (LAP) , OPPObject Push Profile (OPP) , PANPersonal Area Networking Profile (PAN)
Wireless LANWireless LAN / WLAN / Wi-Fi: 802.11 defines a medium-range wireless data link that allows for internet access and data transfer. This field enumerates the supported protocols (e.g. 802.11a/b/g/n).  IEEE 802.11b2.4 GHz (ISM band), max. 11 Mbit/s , IEEE 802.11g2.4 GHz (ISM band), max. 54 Mbit/s , IEEE 802.11n2.4 GHz (ISM band) or optional 5 GHz support, max. 600 Mbit/s thanks to MIMO antennas , IEEE 802.11ac2.4 GHz (ISM band) or optional 5 GHz support (4915...5825 MHz), max. 1300 Mbit/s thanks to MIMO antennas
Internal antenna
Wireless ServicesPossible extras: Miracast, DLNA, WiFi Tethering, UPnP, WiFi Display, AirPlay, etc.  Wi-Fi TetheringWi-Fi Mobile Hotsport , Wi-Fi Calling (VoWiFi)Voice over WiFi (VoWiFi)

Multimedia BroadcastMultimedia Broadcast: 
FM Radio ReceiverWith a bulit-in FM radio the device is able to receive FM (frequency modulated) broadcast in 79 - 108 MHz band.  FM radio (76-90 MHz) with RDS
Proprietary headset as antennaIn small devices antenna of the FM radio receiver does not fit into the house of the device and external components needed (e.g. headset as antenna or external antenna)

Satellite NavigationSatellite Navigation: 
Supported GPS protocol(s)Possible protocols: NMEA 0183, SIRF, etc.  GPS (NMEA 0183)NMEA 0183
Satellite Antenna:   Internal antenna
Complementary Satellite ServicesPossible extras: S-GPS, A-GPS, Geotagging, TMC, QuickGPS, QZSS, etc.  Simultaneous GPS (S-GPS) , Assisted GPS , Geotagging , QuickGPS
Navigation ControllerManufacturer part number of the GNSS (GPS, GLONASS, Galileo and/or BDS) controller IC or commercial name of the intellectual property (IP) if the controller is the part of a chipset MediaTek MT6761

Primary Camera SystemPrimary Camera SystemPrimary camera usually has better imaging capabilities than secondary camera if any
Camera PlacementRefers to the placement of the primary camera on the device. Front, rear or rotatable. Generally rear.  Rear
Camera Image SensorRefers to the semiconductor technology of image sensor (FSI CMOS, BSI CMOS, etc.)  CMOSComplementary MOS circuit
Image Sensor Pixel SizePixel size of the primary camera sensor 1.00 micrometer
Camera ResolutionA measurement of the maximum horizontal and vertical pixel numbers at which the camera can take a picture 3264x2448 pixel
Number of effective pixelsA measurement of the maximum pixel number at which the camera can take a picture, often referred to as Megapixels (when horizontal and vertical measurements are multiplied) 8.0 MP camera
Aperture (W)Wide-angle aperture of lens or aperture of lens in case of camera without optical zoom f/2.00
ZoomA feature that changes the focal length of the lens of a camera. Optical zoom requires the lens to move in and out, providing high-quality close ups from a distance 1.0 x optical zoom
4.0 x digital zoomDigital zoom is an image signal processing method which cuts out and enlarges a desired part of the captured image while losing the rest of the image
FocusCD AF, PD AF, Laser AF, etc. No / Not supported means there is no adjustable optical system or no camera built-in at all  Phase-Detection Autofocus (PD AF)Phase-detection (PD) is a passive autofocus system which measures the phase difference between a two images to reach correct focus.
Recordable Image FormatsSupported file formats while capturing photos by primary camera  JPG
Video RecordingA measurement of the maximum horizontal and vertical pixel numbers at which the primary camera can capture video 1920x1080 pixel
30 fpsRecording frame rate when recording video at maximum resolution
Recordable Video FormatsSupported file formats while capturing videos  MPEG4
FlashA flash is used to brighten dark areas when taking photographs; is also used as a flashlight. This field contains the exact type of the flash.  dual LED
Camera Extra FunctionsPopular extra features of the primary camera: EIS, EIS for video, OIS, OIS for video, Face detection, 3D photo, HDR photo, HDR video, Macro mode, Panorama Photo, Red-eye reduction, Refocus, Smile detection, Slow motion video, Burst mode, Face Retouch  HDR photoHigh dynamic range image recording , Burst mode , Touch focus , Panorama Photo , Face detection , Face tagging , Smile detection

Auxiliary Camera: 
Aux. Camera Image SensorAuxiliary camera image sensor technology in at least dual lens setup  No

Auxiliary Camera No. 2: 
Aux. 2 Camera Image SensorAuxiliary 2 camera image sensor technology in at least triple lens setup  No

Auxiliary Camera No. 3: 
Aux. 3 Camera Image SensorAuxiliary 3 camera image sensor technology in at least quad lens setup  No

Auxiliary Camera No. 4: 
Aux. 4 Camera Image SensorAuxiliary 4 camera image sensor technology in at least penta lens setup  No
Aux. 4 Camera FocusFocusing method of the fourth auxiliary camera  No

Secondary Camera SystemSecondary Camera SystemWidely used for video telephony or taking selfies
Secondary Camera PlacementRefers to the placement of the secondary camera on the device. Front or rear. Generally front camera for selfies or video call.  Front
Secondary Camera SensorRefers to the semiconductor technology of sec camera image sensor (FSI CMOS, BSI CMOS, etc.)  CMOSComplementary MOS circuit
Secondary Image Sensor Pixel SizePixel size of the secondary camera image sensor 1.12 micrometer
Secondary Camera ResolutionA measurement of the maximum horizontal and vertical pixel numbers at which the secondary camera can take a picture 2560x1920 pixel
Secondary Camera Number of pixelsA measurement of the maximum pixel number at which the sec. camera can take a picture, often referred to as Megapixels (when horizontal and vertical measurements are multiplied) 4.9 MP sec. cam
Secondary Aperture (W)Wide-angle aperture of lens or aperture of lens in case of secondary camera without optical zoom f/2.40
Secondary Recordable Image FormatsSupported file formats while capturing photos by secondary camera  JPG
Secondary Recordable Video FormatsSupported file formats while capturing videos by the secondary camera  MPEG4
Secondary Camera Extra FunctionsPopular extra features of the secondary camera: Face detection, HDR photo, Selfie Panorama, Smile detection, Face Retouch / Face Beautification  Burst mode , Panorama Photo , Face retouch

Secondary Auxiliary Camera: 
Sec. Aux. Cam. Image SensorImage sensor technology of sec. auxiliary camera in at least dual lens secondary camera setup  No

Secondary Auxiliary Camera No. 2: 
Sec. Aux. 2 Cam. Image SensorImage sensor technology of sec. auxiliary 2 camera in at least triple lens secondary camera setup  No

Built-in SensorsBuilt-in Sensors: 
Built-in accelerometerAn internal component that senses acceleration components of the device. Used for automatic screen rotation and for games and applications that rely on acceleration measurement on X, Y, and Z axis. Possible types: 1D, 2D, 3D  Yes
Built-in gyroscopeAn internal component that senses the orientation of the device. Used for automatic screen rotation and for games and applications that rely on the devices position in the X, Y, and Z axis. Possible types: 1D, 2D, 3D  Yes
Additional sensorsBuilt-in ambient (barometer, temperature, altimeter, light, etc.), biometric (fingerprint, HR, step, etc.) and comfort (hall sensor, gesture sensor, proximity, etc.) sensors  Fingerprint sensorDevice is able to identify the user by using a built-in dedicated biometric fingerprint recogniser sensor placed at the front, rear or any side of the device , Light intensity sensorBy measuring the intensity of the ambient light device may control the brightness level of the screen , Proximity sensorBased on this sensor signal device may control the volume of the voice speaker or dim the display during a call

Ingress ProtectionIngress Protection: 
Protection from solid materialsIngress Protection Standards. IP First digit: Protection from solid objects or materials  Yes
Protection from liquidsIngress Protection Standards. IP Second digit: Protection from liquids  Yes

Power SupplyPower Supply: 
BatteryBattery technology  Lithium-ion polymer (LiPo)
removablePossible options: removable, built-in
1-cellIn case of high power consumption it is more efficient to connect more than 1 cells in the battery in series to minimize current thus loss.
Nominal Cell Capacity (1st cell)The nominal mAh capacity of the first battery cell 2660 mAh cell
Nominal Battery CapacityIf there are more than 1 cells in the battery in parellel connection the nominal resulting battery capacity is the sum of capacity of cells 2660 mAh battery
Standby TimeThe maximum standby time of the unused cell phone with active cellular radio (GSM, CDMA, iDEN, TD-SCDMA, WCDMA, LTE) and continuously refreshed dynamic RAM. 455 hours
Standby Current Calculated minimal value based on maximal standby time and nominal battery capacity (mAh). 6 mA
Talk Time:  16.0 hours
Current During TalkCalculated minimal value based on maximal talking time and nominal battery capacity (mAh). 166 mA

Geographical AttributesGeographical Attributes: 
Market CountriesCountries where the device was officially sold. Overlap is possible.  USA
Market RegionsRegions where the device was officially sold. Overlap is possible.  North America (NA)
PriceGross end user price recommended by the manufacturer on the day of product release 99.99
US DollarCurrency of the given gross end user price

Datasheet AttributesDatasheet Attributes: 
Data IntegrityData integrity level determines the integrity of the published information. Final datasheets are not intended to be modified in the future, preliminary ones can be based on unofficial information or speculations, incomplete ones are also preliminary b  Final
AddedThe exact time of the datasheet addition 2021-06-08 20:36
 

ZTE Gabb Z2 LTE US (ZTE Z5157) Detailed Tech Specs

ZTE Gabb Z2 LTE US (ZTE Z5157) Detailed Tech Specs
Platform: android Audio Output: audio_jack Supported Cellular Bands: gsm Supported Cellular Data Links: gprs Supported Cellular Data Links: edge Supported Cellular Data Links: umts Supported Cellular Data Links: tdscdma Supported Cellular Data Links: hspa Supported Cellular Data Links: hspa_plus Supported Cellular Data Links: lte Complementary Phone Services: phone Complementary Phone Services: vibration Complementary Phone Services: speakerphone Expansion Interfaces USB Connector: usb_c Bluetooth Wireless LAN FM Radio Receiver Supported GPS protocol(s) Number of effective pixels: 8.0 MP camera Aux. Camera Number of Pixels : 0.0 MP aux. cam Secondary Camera Number of pixels: 4.9 MP sec. cam Built-in accelerometer Built-in gyroscope Additional sensors: fingerprint

Predecessor Model

ZTE Z5G31 Gabb Z1 LTE US
ZTE Z5G31 Gabb Z1 LTE US
71.8x145.5x9.1 mm, Google Android 8.1 (Oreo), Qualcomm Snapdragon 210 MSM8909, 2 GiB RAM, 16 GB ROM, 5 inch, 480x854, 4.9 MP camera, 1.9 MP sec. cam, 2200 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

See also

ZTE Blade A3 Prime LTE US Z5157VS (ZTE Z5157)
ZTE Blade A3 Prime LTE US Z5157VS (ZTE Z5157)
70.86x146.6x9.65 mm, Google Android 10 (Q), MediaTek Helio A22 MT6761, 2 GiB RAM, 32 GB ROM, 5.4 inch, 720x1440, 8.0 MP camera, 4.9 MP sec. cam, 2660 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Blade A3Y LTE US Z5157V (ZTE Z5157)
ZTE Blade A3Y LTE US Z5157V (ZTE Z5157)
71x146x9.7 mm, Google Android 10 (Q), MediaTek Helio A22 MT6761, 2 GiB RAM, 32 GB ROM, 5.4 inch, 720x1440, 8.0 MP camera, 4.9 MP sec. cam, 2660 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Yuanhang41 5G Dual SIM TD-LTE CN 128GB 7541N / Voyage 41
ZTE Yuanhang41 5G Dual SIM TD-LTE CN 128GB 7541N / Voyage 41
75.22x163.58x8.5 mm, Google Android 13 (Tiramisu), UNISOC Tanggula T760 5G, 6 GiB RAM, 128 GB ROM, 6.5 inch, 720x1600, 13.0 MP camera, 4.9 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Yuanhang40 5G Premium Edition Dual SIM TD-LTE CN 128GB / Voyage 40
ZTE Yuanhang40 5G Premium Edition Dual SIM TD-LTE CN 128GB / Voyage 40
75.22x163.58x8.5 mm, Google Android 13 (Tiramisu), UNISOC Tanggula T760 5G, 6 GiB RAM, 128 GB ROM, 6.5 inch, 720x1600, 13.0 MP camera, 4.9 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Yuanhang40 5G Standard Edition Dual SIM TD-LTE CN 64GB / Voyage 40
ZTE Yuanhang40 5G Standard Edition Dual SIM TD-LTE CN 64GB / Voyage 40
75.22x163.58x8.5 mm, Google Android 13 (Tiramisu), UNISOC Tanggula T760 5G, 4 GiB RAM, 64 GB ROM, 6.5 inch, 720x1600, 13.0 MP camera, 4.9 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Yuanhang40 5G Standard Edition Dual SIM TD-LTE CN 128GB / Voyage 40
ZTE Yuanhang40 5G Standard Edition Dual SIM TD-LTE CN 128GB / Voyage 40
75.22x163.58x8.5 mm, Google Android 13 (Tiramisu), UNISOC Tanggula T760 5G, 4 GiB RAM, 128 GB ROM, 6.5 inch, 720x1600, 13.0 MP camera, 4.9 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Z50 Ultra 5G Photographer Edition Dual SIM TD-LTE CN 512GB NX712J
ZTE Nubia Z50 Ultra 5G Photographer Edition Dual SIM TD-LTE CN 512GB NX712J
76.3x163.9x8.3 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8 Gen 2 5G SM8550-AB (Kalama), 16 GiB RAM, 512 GB ROM, 6.8 inch, 1116x2480, 63.7 MP camera, 16.3 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Z50 Ultra 5G Standard Edition Dual SIM TD-LTE CN 256GB NX712J
ZTE Nubia Z50 Ultra 5G Standard Edition Dual SIM TD-LTE CN 256GB NX712J
76.3x163.9x8.3 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8 Gen 2 5G SM8550-AB (Kalama), 8 GiB RAM, 256 GB ROM, 6.8 inch, 1116x2480, 63.7 MP camera, 16.3 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Z50 Ultra 5G Premium Edition Dual SIM TD-LTE CN 256GB NX712J
ZTE Nubia Z50 Ultra 5G Premium Edition Dual SIM TD-LTE CN 256GB NX712J
76.3x163.9x8.3 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8 Gen 2 5G SM8550-AB (Kalama), 12 GiB RAM, 256 GB ROM, 6.8 inch, 1116x2480, 63.7 MP camera, 16.3 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Z50 Ultra 5G Premium Edition Dual SIM TD-LTE CN 512GB NX712J
ZTE Nubia Z50 Ultra 5G Premium Edition Dual SIM TD-LTE CN 512GB NX712J
76.3x163.9x8.3 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8 Gen 2 5G SM8550-AB (Kalama), 12 GiB RAM, 512 GB ROM, 6.8 inch, 1116x2480, 63.7 MP camera, 16.3 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Z50 Ultra 5G Top Edition Dual SIM TD-LTE CN 1TB NX712J
ZTE Nubia Z50 Ultra 5G Top Edition Dual SIM TD-LTE CN 1TB NX712J
76.3x163.9x8.3 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8 Gen 2 5G SM8550-AB (Kalama), 16 GiB RAM, 1000 GB ROM, 6.8 inch, 1116x2480, 63.7 MP camera, 16.3 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro+ 5G Top Edition Dual SIM TD-LTE CN 256GB NX729S (ZTE 729S Plus)
ZTE Nubia Red Magic 8S Pro+ 5G Top Edition Dual SIM TD-LTE CN 256GB NX729S (ZTE 729S Plus)
76.35x163.98x8.9 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 16 GiB RAM, 256 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro+ 5G Top Edition Dual SIM TD-LTE CN 512GB NX729S (ZTE 729S Plus)
ZTE Nubia Red Magic 8S Pro+ 5G Top Edition Dual SIM TD-LTE CN 512GB NX729S (ZTE 729S Plus)
76.35x163.98x8.9 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 16 GiB RAM, 512 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro+ 5G Top Edition Dual SIM TD-LTE CN 1TB NX729S (ZTE 729S Plus)
ZTE Nubia Red Magic 8S Pro+ 5G Top Edition Dual SIM TD-LTE CN 1TB NX729S (ZTE 729S Plus)
76.35x163.98x8.9 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 16 GiB RAM, 1000 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 5000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro 5G Standard Edition Dual SIM TD-LTE CN 256GB NX729S (ZTE 729S)
ZTE Nubia Red Magic 8S Pro 5G Standard Edition Dual SIM TD-LTE CN 256GB NX729S (ZTE 729S)
76.35x163.98x9.47 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 8 GiB RAM, 256 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 6000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro 5G Standard Edition Dual SIM TD-LTE CN 128GB NX729S (ZTE 729S)
ZTE Nubia Red Magic 8S Pro 5G Standard Edition Dual SIM TD-LTE CN 128GB NX729S (ZTE 729S)
76.35x163.98x9.47 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 8 GiB RAM, 128 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 6000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro 5G Premium Edition Dual SIM TD-LTE CN 512GB NX729S (ZTE 729S)
ZTE Nubia Red Magic 8S Pro 5G Premium Edition Dual SIM TD-LTE CN 512GB NX729S (ZTE 729S)
76.35x163.98x9.47 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 12 GiB RAM, 512 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 6000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro 5G Premium Edition Dual SIM TD-LTE CN 256GB NX729S (ZTE 729S)
ZTE Nubia Red Magic 8S Pro 5G Premium Edition Dual SIM TD-LTE CN 256GB NX729S (ZTE 729S)
76.35x163.98x9.47 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 12 GiB RAM, 256 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 6000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro 5G Top Edition Global Dual SIM TD-LTE 512GB NX729S (ZTE 729S)
ZTE Nubia Red Magic 8S Pro 5G Top Edition Global Dual SIM TD-LTE 512GB NX729S (ZTE 729S)
76.35x163.98x9.47 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 16 GiB RAM, 512 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 6000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

ZTE Nubia Red Magic 8S Pro 5G Premium Edition Global Dual SIM TD-LTE 256GB NX729S (ZTE 729S)
ZTE Nubia Red Magic 8S Pro 5G Premium Edition Global Dual SIM TD-LTE 256GB NX729S (ZTE 729S)
76.35x163.98x9.47 mm, Google Android 13 (Tiramisu), Qualcomm Snapdragon 8+ Gen 2 SM8550-AC (Kalama), 12 GiB RAM, 256 GB ROM, 6.8 inch, 1116x2480, 50.1 MP camera, 15.9 MP sec. cam, 6000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

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