Suitable range:
    1.car, autocycle burglar alarm
    2.home burglar alarm
    3.all the remote control, electromotion curtain, rolling door, parking places control 

Technology standard 
     working voltage:12v(23A  battery)            

     working current: ≤9mA
     the way of vibrating: SAW resonance          

     the way of modulation: ASK
     working frequency:315MHz,433.92MHz,and other special frequency.
    The frequency error:±75kHz(max)
    Transmission power: 10mW              

    coding format:PT2262,ev1527 
Features
    1.three buttons
    2.high stability, use importing SMT appliance, it use resonance component(SAW), 6.5 super-frequency dynatron;
    3.many kinds of coding chip, many kinds of color are optional.