... kind of intelligent GPS two way car security system/car alarm system/vehicle alarm system to support complete car realtime tracking, alarm and ... Level, ACC, Engine, Door Open, Brake , 2x A/D (10bit digital,5V,12V,24V,30V optional) OutputsOil and electricity control, sound ... fix bar, and RS232 connected device Intelligent GPS car alarm system/gps tracking device/ car gps alarm tracker RS3000B1/C1,support ...