... tracking 2.Phone number reporting Vstar Security car theft tracking system gps car tracking systemName: GSM GPS Vehicle Alarm System ... Sensor including the normal style car alarm.Remote controller usage as normal: arm/disarm, car searching, silently arm, Trunk ... keypad, one shock sensor, one siren, one loudspeaker, one microphone, 2P2 single wires, 4P4 direction lines,4P4 double control ...