... remote control 1,Size: 72 x 34x 6mm (ABS) 2,Max keys: 21 keys 3,Plastic keypad 4,Net weight: 33g ir remote control ... for stabilizing frequency, It is applied for wireless alarms, wireless controlling devices,etc.Using High stability, SMT ... for encoding ICOptional for the outside colorTech Data: 1,Operating voltage: DC5/V12V2,Operating current: ≤ 30mA ... . 2012 brandnew shenzhen ir remote control