Technical parameters

**Physical characteristics**
Parameter	Value
Dimensions (mm)	W: 42, L: 65, H: 20
Weight (g)	73
Humidity	from 5% to 95% (none condensing)
Operating temperature	-15C to 70C
Water resistance	IPX7 (dust and water resistant, last up to 1 m and 30 minutes)

**Memory**
Parameter	Value
Built-in	2 Gbyte RAM, 4 Gbyte ROM
SD card	No

**Operating time**
Parameter	Value
Standby time	approx. 30 hours at 100% GSM signal level

**Network**
Parameter	Value
GNSS	GPS, Beidou / LBS + AGPS
Type of data traffic	GSM / GPRS (2G, 3G, 4G), WCDMA
SIM card	Nano SIM, with a data traffic limit of at least 30 Mbytes / month. Data traffic only works in GPRS mode.
GSM frequencies	850, 900, 1800, 1900 MHz
GSM chip
GSM signal strength measurement
GPS chip
GPS sensitivity	-165dBm
GPS accuracy	5-15m

**Sensors**
Parameter	Value
Blood pressure and heart rate	Yes
Temperature	Yes
Removal	Yes
Fall	Yes