Product features. 1. Use of high-quality materials, durable 2. Receiver module contains decoding chip can support EV1527, PT2262, etc. 3. The remote control adopts learning EV1527 coding method, each remote control Each remote control has independent address code to prevent serial code and mutual interference 4. Receiver module has 3 kinds of function options: pointing, self-locking, interlocking 5. Receiver module adopts key selection mode. No need to select the mode by welding, jumpering and other manual methods, saving time and labor costs 6. Wide range of use Parameters. Operating frequency: 315M/433M Operating voltage: DC2.0V - 5V Static current: 5mA Output current: 10 mA Receiving sensitivity: -108dB Receiving distance: 25 meters ~ 50 above Frequency band: 0. 2MHz Operating temperature: -25~75C Working mode: Pointing, self-locking, interlocking Output: 4-channel CMOS high level signal corresponding to the remote control ABCD 4 buttons. When the remote control button is pressed, the output of D0, D1, D2, D3 is high level. Low level when not pressed Package list. Receiver module*1 _x000D_ _x000D_