Brand Heacent Model 908 Quantity 1 piece(s) Color Black Material ABS Network GPS / GSM / GPRS Band 850 / 900 / 1800 / 1900 MHz SIM Card Qty. one SIM Emergency Phone Number Qty. 3 Tracking Information Method SMS / GPRS / Monitoring and controlling platform Power Supply 12~36V GPS Chip U-BOLX GPS Sensitivity 159 dB GPS Channel 20 Position Accuracy 10 m Altitude Limit 18000 m Hot Start 1 seconds Warm Start 30 seconds Cold Start 45 seconds SOS No Geo-fence Yes Vibrating Alerts Yes Remote Monitoring No Engine Cut Off No Realtime Monitoring Yes Track Playback Yes ACC Anti-Theft No Overspeed Alerts Yes Low Battery Alerts Yes GPS Blind Area Alarm Yes Voice Call No Waterproof Function No Working Temperature 20'C~+65'C Working Humidity 5%~95% Other Features Real time power off alert over speed alert; Real time check vehicle states and track car; Support remote vibration alarm and electronic fence function; Support Google map with demolition alarm function will send SMS when it was removed Packing List 1 x GPS tracker 1 x CD 1 x Chinese user manual CD: http://m5.img.dxcdn.com/CDDriver/CD/sku.223929.rar Manual: http://m5.img.dxcdn.com/CDDriver/CD/sku.223929.pdf