TK103B GPS/GSM/GPRS Quad Band Vehicle Car Tracker with Remote Control * Supports both GPS / GSM station positioning ways * Supports SMS/GPRS/Internet network data transfer (GPRS/Internet instructions in CD enclosed) * Supports GPRS on-line and the line re-connected automatically * Supports work based on existing GSM/GPRS network * Supports configuration by remote terminal * SOS alarm * Support for point-to-point, point to group,group-to-group monitoring * With multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entirety * Remote control can be deployed in and disarm * Remote control vehicle oil and circuit * Connect the original vehicle anti-theft or a vibration sensor, and keyless entry alarm