waterproof dog GPS collar G12P GSM GPRS Wifi Smart GPS pet tracker with APP+Web+SMS tracking system

Main specification: Function Realtime GPS/AGPS/LBS/Wifi Positioning, SOS, Call Family Numbers, Geo Fence Alarm Reminder, historical track, Alarm Clock, Class Mode, Power Save CPU 2503D or 6261,Assisted Chip: 3333 + 5931 or AT6558R + 5931 ROM 32MB RFPA 6625E Size 50*29*12mm Working Temperature -20℃ - +70℃ Network GSM850/900/1800/1900MHz, working with GPRS 12 GSM Antenna PIFA Antenna SIM slot Support NANO sim card GPS Antenna 15X15 High performance ceramic antenna GPS Positioning Accuracy Within 10Metres GPS Motion Accuracy 0.1metre/second GPS Positioning Time Cold Boot-38s(Open field), Warm Boot2s(Open field),The specific time is affected by the environment WIFI Positioning Accuracy Within 50Metres GSM Positioning Accuracy 50-200Metres (Depending on the network) Battery Rechargeable 5V 3.7V 500MAh Li-polymer battery(optional different capacity batteries upon different struction design) Charging port Android Micro-USB port Charging Current: DC 5V/0.5A-1A(depend on your battery capacity) MIC Built-in High-Definition Silicon microphone for SOS Horn 0916 AAC Sensor Build-in 3D G-sensor Attention: 1: This model can only work with 2G GSM network(GSM 850/900/1800/1900,support Nano sim card), make sure the GPRS network is available,please confirm your network with your local telecom operators. 2: We offer free apps for our users for all our GPS tracker products. 3 : For your own server, we are able to help you transfer the communication protocol. 4 : We are able to offer any necessary firmware & software technical assistance. Note: Our GPS tracker & PCB technology is upgrading day by day, for one certain model, the new version may be have a bit appearance difference from the old versions, we will send you the latest version to our customers for better user experience.