... 3.distance:100M 4.AM / FM Adjustable frequency universal car remote control duplicator is designed with small size, beautiful exterior , ... for wireless alarms, wireless controlling devices,etc.Using High stability, SMT components, SAW (sound wave resonator);Optional for ... 50°C~+80°CUse range Home alarm, car alarms, industrial control, motorcycle alarm system, car alarm system, auto gate, motor and ...