Spesifikasi :

"Colorful display shows the current time, date, longitude, speed, direction, signal strength, power level etc.
SMS & GPRS real-time tracking, support management platform
It can store phone numbers, you can press any one alarm number button to get help actively , when you call it , you will get a position, if you need location link function ,it also is ok , as long as your cell phone support GPRS function ,then you can enter the link to check your position by Google map real-time.
Searching for GPS signal after power on, then obtain your local time automatically comply with your time zone on account of your location.
C400A SOS button for emergency help.
SMS come with positioning link. A cell phone which support GPRS can access the link to check your exact location in Google map.
Listen-in automatically when you call the tracker.
Low power indication.
"