-3 bands GPRS and SirfstarIII GPS modules -Built-in Lithium battery 3.6V 1300mA/H -Report sending via GPRS or SMS PC setup includes: (1) fixed time report (2) speeding report (3) intelligent report (4) course change report (5) 4 circular Geofence and 1 self-Geofence (6) fixed distance report (7) intelligent history report (8) Low battery level report -Automatic sleep mode and wake up Emergency call dialing: number is configurable -Built-in microphone and speaker -HELP report sending/self Geofence function/SOS report sending -PC setup via USB Port -LED indication of status of power, GPRS and GPS status -Built-in 512K memory for Message Record, including GPS data(time, position, speed, direction) -Accessories: (1)USB cable for PC setup (2) 110/220 AC adapter charger (3) Cigarette Charger (Optional) (4) Car holder (Optional)