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IntroductionIntroduction: 
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 often includes Model Code too which can be separated Watch 2 Heart Rate
ReleasedFirst official market release date in (year, month) 2016 Oct
AnnouncedDate of the official announcement (year, month) 2016 Aug 1
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.

Physical AttributesPhysical Attributes: 
WidthWidth is horizontally measured between the left and right edges of device according to the default display orientation 30.2 mm
HeightHeight is vertically measured between the bottom and top edges of device according to the default display orientation 39.5 mm
DepthDepth refers to the thickness of the device. Depth is usually the smallest dimension of the device 11.3 mm
DimensionsAll dimensions are maximal values (measured between the furthest points of the device) in closed state 1.19x1.56x0.44 inches
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).  SRAM
RAM Capacity (converted)RAM capacity in binary bytes (KiB: 1024 bytes, MiB: 1024 KiB, GiB: 1024 MiB) 128 KiB RAM

Non-volatile MemoryNon-volatile Memory: 
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  Yes
Non-volatile Memory Capacity (converted)The value of ROM capacity converted to the most appropriate units (KiB: 1024 bytes, KB: 1000 bytes, MiB: 1024 KiB, MB: 1000 KB, GiB: 1024 MiB, GB: 1000 MB) 8 MiB ROM

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. 32 mm
1.3 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. 144x168
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 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. 42.4%
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  mono E InkGreyscale electrophoretic ink display
Number of Display ScalesMaximal number of displayable colors or scales 4
Scratch Resistant ScreenUsual types: Gorilla Glass generations, DragonTrail/X, Sapphire Glass  Gorilla Glass

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 N/A

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

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
NoDetermines the highest available data transfer speed of first USB port. Usual standard speed levels: High-Speed (HS), Super-Speed (SS)
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
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: 

Primary Camera SystemPrimary Camera SystemPrimary 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
Aux. Camera Image SensorAuxiliary camera image sensor technology in at least dual lens setup  No
Aux. 2 Camera Image SensorAuxiliary 2 camera image sensor technology in at least triple lens setup  No
Aux. 3 Camera Image SensorAuxiliary 3 camera image sensor technology in at least quad lens setup  No
Aux. 4 Camera Image SensorAuxiliary 4 camera image sensor technology in at least penta lens setup  No

Secondary Camera SystemSecondary Camera SystemWidely 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
Sec. Aux. Cam. Image SensorImage sensor technology of sec. auxiliary camera in at least dual 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
Additional sensorsBuilt-in ambient (barometer, temperature, altimeter, light, etc.), biometric (fingerprint, HR, step, etc.) and comfort (hall sensor, gesture sensor, proximity, etc.) sensors  HR sensor , L sensorBy measuring the intensity of the ambient light device may control the brightness level of the screen , Step counter

Ingress ProtectionIngress 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

Power SupplyPower Supply: 
BatteryBattery technology  Li-ion polymer (LiPo)
built-inPossible 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.

Geographical AttributesGeographical Attributes: 

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

Pebble Watch 2 Heart Rate

Pebble Watch 2 Heart Rate
Complementary Phone Services: vibration Keyboard Bluetooth Number of effective pixels: 0.0 MP camera Aux. Camera Number of Pixels : 0.0 MP aux. cam Secondary Camera Number of pixels: 0.0 MP sec. cam Built-in accelerometer Additional sensors: heartrate Additional sensors: stepcounter Protection from liquids: waterproof

See also

Pebble Watch 2 SE
Pebble Watch 2 SE
30.2x39.5x11.3 mm, Real Time Engineers FreeRTOS, ARM Cortex-M4, 128 KiB RAM, 8 MiB ROM, 1.3 inch, 144x168 | All detailsAll details | Add this item to the comparisonAdd to compare

Pebble Time Round 601
Pebble Time Round 601
RGQ-601, 38.5x38.5x7.5 mm, Real Time Engineers FreeRTOS, RAM Capacity (converted): N/A, 1.3 inch, Resolution: N/A, 56 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Pebble Time Steel
Pebble Time Steel
40x47x10.5 mm, Real Time Engineers FreeRTOS, RAM Capacity (converted): N/A, Resolution: N/A | All detailsAll details | Add this item to the comparisonAdd to compare

Pebble Time 501
Pebble Time 501
PEBBLE-TIME, 40x47x9.5 mm, Real Time Engineers FreeRTOS, STMicroelectronics STM32F439ZG, 2 MiB RAM, 512 KiB ROM, 1.3 inch, 144x168 | All detailsAll details | Add this item to the comparisonAdd to compare

Pebble Watch Steel 401S / 401SS
Pebble Watch Steel 401S / 401SS
PEBBLE-WATCH2, 34.1x46x10.3 mm, Real Time Engineers FreeRTOS, STMicroelectronics STM32F205RE, 128 KiB RAM, 512 KiB ROM, 1.3 inch, 144x168, 130 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Pebble Watch 301
Pebble Watch 301
PEBBLE-WATCH1, 36x52x11.5 mm, Real Time Engineers FreeRTOS, STMicroelectronics STM32F205RE, 128 KiB RAM, 512 KiB ROM, 1.3 inch, 144x168, 130 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

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