Brand N/A Model 800 Color Black Quantity 1 GPS Chip U-BLOX Network GSM GPRS Band 850/900/1800/1900MHz GPS Sensitivity 159 dBm GPS Accuracy 10 meter Pre-loaded Map Yes Maps Included Google Map Screen Size 0 inch Screen Format N/A PC Interface Supported N/A GPS System Features Waterproof + strong magnetic + long standby Humidity 20%~80%RH Altitude Limit 18000m Velocity Limit 515m/s Memory 0 GB Battery Type 2000mAh Other Features With monitor function; Electronic fence; Speed alarm; Standby time up to 15days Packing List 1 x GPS tracker 1 x Microphone (GPS antenna / 80cm) 1 x 12~24V car charger 1 x USB cable (102cm) 1 x English manual 1 x CD