Brand N/A Model N/A Color Black Quantity 1 GPS Chip SIRF3 Network GPRS / GSM Band GSM850 / 900 / 1800/ 1900MHz GPS Sensitivity 159 dBm GPS Accuracy 50~200 meter Pre-loaded Map Yes Maps Included China UK France Germany Holland Italy Spain Portugal Brazil Denmark Russia Poland Turkey Hungary Thailand Greece Indonesia Malaysia Vietnam Iraq Saudi Arabia PC Interface Supported USB GPS System Features Data transmission: GPRS standby current: 10mA Operation Temperature 20~55'C Storage Temperature 40~85'C Humidity 5~95% (non-condensing) Memory N/A GB Power Supply EU plug 110~220V / 10mA Battery Type 3.7V / 400mAh Other Features Easy and convenient to use only need to install one SIM card; Can locate people / objects just by sending a message; Can hear sound clearly by calling; Can standby for 7 days; Mini portable lightweight and secret Packing List 1 x GPRS tracker 1 x USB cable (77cm) 1 x Chinese & English user manual 1 x Earphone cable (100cm) 1 x Power adapter (US plug / 110~220V)