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Pebble Watch 2 Heart Rate Detailed Tech Specs

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General AttributesGeneral Attributes: 

BrandBrand name of the device. This may match with the manufacturer Pebble
ModelOne or more (separated by /) specific model name identifies this device. This field may include model code too. Watch 2 Heart Rate
ReleasedFirst official market release date in (year, month) 2016 Oct
AnnouncedDate of the official announcement (year, month) 2016 Aug
Hardware DesignerThe company which designed this device Pebble Technology
ManufacturerThe company which produces this device Foxlink
Device CategorySmartphone, tablet, smart watch, PDA, palmtop, etc.  SmartwatchSmart watch is a kind of wearable computers which is able to manage phone calls in cooperation with smartphones or tablets. It may have various built-in sensors to support sport and fitness activites.
Additional FeaturesLow priority special features which are not included in other fields. Apple iOS 8+ support, Google Android 4.3+ support, scratch-resistant polycarbonate + 10% glass fiber, smart accesorry port (Time Series cable), Pebble Timeline and Sleep tracking, Standard 22mm with quick-release pin, water resistant, 24/7 Heart Rate

Physical AttributesPhysical Attributes: 

WidthWidth is horizontally measured between the left and right edges of device according to the default display orientation 30.2 mm
1.19 inchWidth measured in inches
HeightHeight is vertically measured between the bottom and top edges of device according to the default display orientation 39.5 mm
1.56 inchHeight measured in inches
DepthDepth refers to the thickness of the device. Depth is usually the smallest dimension of the device 11.3 mm
0.44 inchesDepth measured in inches
Typical depthThis thickness value can be measured at the most points of the device 9.8 mm
Bounding VolumeThe volume of the smallest cuboid which can bound the device in cubecentimetres 13.5 ccm
MassThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in grams 37 g
1.31 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.  Yes
Operating SystemPre-installed (usually embedded) operating system which the device was released with. Real Time Engineers FreeRTOSReal Time Engineers FreeRTOS
Pebble OS 4.0 (Diorite)Subversion, update version, user interface, defualt language, etc.
Software ExtrasNavigation software, voice recognition, face recognition, personal assistant app, etc.  Voice Command

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. 100 MHz
CPUManufacturer part number and most important characteristics of the IC which includes the main application processor or processors ARM Cortex-M4, 2010, 32 bit, single-core, 90 nmARM Cortex-M4, 2010, 32 bit, single-core, 90 nm

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).  Static RAM
RAM CapacityCapacity of the random access memory in mebibytes (binary megabytes) 0.125 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 CapacityCapacity of the primary non-volatile memory in mebibytes (binary megabytes)  8 MiB non-volatile

DisplayDisplayAll parameters that related to display

Display ResolutionHorizontal and vertical resolution of the primary display. In case of display with rounded edges this refers to the smallest bounding rectangle. 144x168
24192 pixelsThe total number of pixels is the product of horizontal and vertical number of pixels
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. 32 mm
1.3 inchDisplay Diagonal in inches
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. 20.83 mm
0.82 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. 24.3 mm
0.96 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. 9.37 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. 506 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. 42%
Pixel SizeCalculated pixel size based on display diagonal, resolution and aspect ratio 0.14462 mm/pixel
Pixel DensityIndicates the number of pixels per inch 176 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  monochrome E InkGreyscale electrophoretic ink display
Display Color DepthColor depth defines how many colors or greyscales can be displayed 2 bit/pixel
Number of Display ScalesMaximal number of displayable colors or scales 4
Display Light Reflection ModeThe ratio between reflected and transmitted light depends on reflection mode thus display technology. Possible options: transflective, reflective, transmissive, etc.  reflectiveReflective LCD has high reflectance factor. Hence it reflects the most of the incident ambient light. A reflective LCD is excellently readable in bright sunlight with or without illumination but illumination (not backlighting) reduce readability.
Scratch Resistant ScreenUsual types: Gorilla Glass generations, DragonTrail/X, Sapphire Glass  Corning Gorilla Glass

Graphical SubsystemGraphical Subsystem: 

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.  No

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

Sound Playing: 
Loudpeaker(s):   No
Audio Output:   No

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.  No
Complementary Phone ServicesPossible extras: voice transmission, voice speaker, vibration, speakerphone, active noise cancellation, PTT, HD Voice, VoLTE, etc.  Vibrating Alert

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

Control PeripheralsControl Peripherals: 

KeyboardConventional input peripheral which allows the user to enter characters by pressing a dedicated key  Built-in special layout
Number of keysThe total number of keys in case of QWERTY or other standard keyboards OR the number of keys excluding navigation buttons in case of special keybaords 4


Communication InterfacesCommunication Interfaces: 

Expansion InterfacesNon-volatile memory and/or I/O expansion interfaces. For example: microSD, microSDXC, SDHC, CF II., PCMCIA III., etc.  No
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.  No
USB Speed RateDetermines the highest available data transfer speed of first USB port. Usual standard speed levels: High-Speed (HS), Super-Speed (SS)  No
USB ConnectorPhysical USB connector layout. Most common types: micro-USB, USB A, USB Type-C or proprietary (e.g. Lightning)  No
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 4.1Bluetooth 4.1 is an evolutionary update to the Bluetooth Core Specification. It rolls up adopted Bluetooth Core Specification Addenda (CSA1, 2, 3 & 4) while adding new features and benefits. Bluetooth 4.1 improves usability for consumers, empowers inn
Internal antenna
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).  No

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.  No

Satellite NavigationSatellite Navigation: 


CameraCameraPrimary camera usually has better imaging capabilities than secondary camera if any

Camera Image SensorRefers to the semiconductor technology of image sensor (FSI CMOS, BSI CMOS, etc.)  No
FocusCD AF, PD AF, Laser AF, etc. No / Not supported means there is no adjustable optical system or no camera built-in at all  No
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.  No

Secondary CameraSecondary CameraWidely used for video telephony or taking selfies

Secondary Camera SensorRefers to the semiconductor technology of sec camera image sensor (FSI CMOS, BSI CMOS, etc.)  No

Power SupplyPower Supply: 

BatteryBattery technology  Lithium-ion polymer
built-inPossible options: removable, built-in
Number of battery cellsIn 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. 1
Standby TimeThe maximum standby time of the unused cell phone with active cellular radio (2G Module - GSM, CDMA, iDEN) and continuously refreshed dynamic RAM. 147 hours

Ingress Protection Ingress Protection : 

Protection from solid materialsIngress Protection Standards. IP First digit: Protection from solid objects or materials  Non-standard protection
Protection from liquidsIngress Protection Standards. IP Second digit: Protection from liquids  Non-standard protection
Immersion into liquids (depth limit)Device is protected against immersion into this depth of liquid (usually water) at most. (IP rating) 30000 cm

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
Additional sensorsBuilt-in ambient (barometer, temperature, altimeter, light, etc.), biometric (fingerprint, HR, step, etc.) and comfort (hall sensor, gesture sensor, proximity, etc.) sensors  Heart rate sensor, Light intensity sensorBy measuring the intensity of the ambient light device may control the brightness level of the screen, Step counter

Datasheet 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  Preliminary
AddedThe exact time of the datasheet addition 2018-07-10 22:06
 
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