Technical parameters

Physical characteristics
Parameter Value
Dimensions (mm) W: 35, L: 55, H: 15
Weight (g) 47
Humidity from 5% to 95% (none condensing)
Water resistence IP67 (dust and water resistant, the latter up to 1 m and 30 minutes)
Memory
Parameter Value
Built-in 32 Mbyte RAM, 32 Mbyte ROM
SD card Nincs
Energy supply
Parameter Value
Battery Li-ion polimer 3.7V 400mAh
Charging current 5V/1A via USB
Charging time approx. 3 hours
Operating time
Parameter Value
Standby time approx. 72 hours 100%, approx. 40 hours at 50% GSM signal level
Network
Parameter Value
GNSS GPS / LBS
Type of data traffic GSM / GPRS (2G)
SIM card Micro SIM with a data frame of at least 30 Mbytes / month. Data traffic only works in GPRS mode.
GSM frequencies 850, 900, 1800, 1900 MHz
GSM chip CB900
GSM signal strength measurement Yes
GPS chip MTK2503D
GPS sensitivity -
GPS accuracy 20 m
Communication
Parameter Value
SMS Yes
TCP Yes
Sensors
Parameter Value
Blood pressure and heart rate Yes
Motion sensor during sleep Yes
Interface
Parameter Value
GSM antenna Internal
GPS antenna Internal
Built-in microphon Yes
Built-in speaker Yes
SOS button Yes
Chat button Yes