3 buttons are enough for the device operation 1 SOS/Panic Button - 2 Quick call
A login and password to access on any device connected to the Internet is sufficient
If no GPS signal with higher precision, the Personal Assist will use LBS location mode
Keep in touch hand-free with high quality two way voice-push to talk or auto answer
Various alerts by SMS or email : SOS, Battery low, out of zones, status...
top GPS chip, lower power consumption standby time can take up to 12 days