bağlantı
3G/4G Sim kart, 2G Sim kart
Menşe Yeri
Guangdong, China
Kullanımı
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+3G/2G
Tracking system
Free APP+Web+SMS(optional)