Conexión
3G/4G tarjeta Sim, 2G tarjeta Sim
Lugar del origen
Guangdong, China
Uso
For developing 3G GPS tracking device
Network Frequency
3G WCDMA 850/900/1900/2100MHz+2G GSM 850/900/1800/1900MHz
Positioning methods
GPS+WiFi+AGPS
Tracking system
Free APP+Web real time