... four keys (remote controller)Coding ModeFixed code FrequencyFixed (customized 315MHz,330MHz,443.92MHz etc .Battery Model 27A ... function .For home /car alarm ,such asASK modulate mode remote ,gate opener,car cental system and so on ... ,HT6012 ,HT6014,AX5326-4 ,SMC5026,SMC5326-3 ,SMC5326-4,SMC918 ,SMC918-3,SMC918-4, HT680 etc .For order ... Details : within 20 days 2 buttons RF Remote control duplicator