... version of two-way car alarm system. It combines the GSM mobile communication, MGPS locating technology andMICROCHIP rolling code technology, ... , 1 vibrator, 1 siren, 1 relay, 1 emergency help switch, 1 LED, 1 microphone, 1 bundle of output wire ( ... fastening wireTechnical Specification1. Mainframe Working Voltage: 12V Static Current (+GSM Module): 40mA -60 mA Arm/Disarm Working Frequency: 315MHZ- ...