GSM car alarm system Quad-Band Car locating Automatically send alarm signals, vibration alarming, door opening alarming GSM car alarm system1.Take adavantage ... telephones, no limit of distance3.user can lock/unlock car doors, arm/disarm vehicle prom anywhere by telephone4.vibration ... car can't be started too (For Type R only)11.Remote engine started (optional)12.Car locating by GSM GSM car alarm system ...