Technical Specifications

Designed with care focused innovations

Communication	Modem Type	LTE Cat-M1 modem supporting low bands B5/B8/B12/B13/B14/B17/B18/B19/B20/B26/B28 and mid bands B1/B2/B3/B4/B25/B39/B66
Communication	GNSS Receiver type	GPS/GLONASS/Galileo/BeiDou receiver
Communication	Modem Communication	FTP, UDP, TCP, VoIP
Communication	GNSS Sensitivity	Acquisition -148 dBm, navigation -162 dBm
Communication	GNSS A-GPS	A-GPS assistance (up to 28 days)
Communication	Short range BLE	Bluetooth Low Energy communication with beacons
Communication	Voice communication	VoIP with secure interconnect to phone networks
Communication	Data communication	Resilient with message buffering on flash
MCU	Processor	ARM Cortex-M4, 1.024 kbytes (total code memory)
MCU	RAM & flash memory	128 kbytes (total RAM),16 Mbytes (total data flash)
Audio	Haptic feedback	Vibration alerts targeted at wearers wrist
Audio	Microphone / speaker	Adjustable volume control
User interface	Wearer profiles	Companion Auto, Easy, Full & Track
User interface	Adjustable UI	Selected profile enables/disables UI features
User interface	Watch	Analog watch, two software controlled hands
User interface	Buttons	Crown, Emergency call, two soft key buttons
User interface	LEDs	2 user interface / status LEDs
User interface	Screen	Two row OLED display
Sensors	Onboard	3D accelerometer, optical sensing for resting HR/HRV/respiration
Battery	Li-ion	500 mAh
Operation time	Always on	Average 4 days, depending on used profile and conditions
Temperature range	Operation	Use: -20°C – +60°C, charging 0°C – +45°C
Certifications	Certification	RoHS, CE, 2014/53/EC (RED)
Enclosure	IP67	Shower proof, standard strap, 22 mm interface
Dimensions	Watch casing	Diameter 46 mm, thickness 13.9 mm
Straps	hypoallergenic leather	interchangeable via 22 mm interface
Weight	Watch and strap	45 grams (with leather strap)