... with original lock system kind of sensor RS3000B1 is one kind of intelligent GPS two way car security system/car alarm system/vehicle alarm system to support complete car realtime tracking, alarm and ... C/A code,1575.42MHZI/OInputsEmergency Button, 2xLow Level Voltage, 2xHigh Level ... and electricity control, sound/light alarm, Remote controller signalAlarm SystemHijack alarm, Anti-theft alarm, ...