GPS Frequency: L1, 1575.42 MHz GPS Positional Accuracy: 5m-25m Velocity Accuracy: 0.1m/s GSM Real-Time GPS Tracker Bug with SOS Button (850/900/1800/1900MHz) BlueDeacription:Built-in SIRF Star III chipset, excellent for fixing the position even at a weak signal statusWork well even in areas with limited sky view like urban canyonsBuilt-in GSM/GPRS module, support 4-frequency GSM 850/900/1800/1900 ...
[China Manufacturers]