2. Press the learning button 8 times to set the incoming call to open, and press it again to turn off the incoming call open function. The factory default is to turn off the incoming call open. Function description: 1. Pairing method: Press the learning button on the module once, the indicator light flashes on, press any button on the remote control once, and the module flashes after receiving the signal, indicating that the pairing is successful. (Only support the specific remote control shipped by our company, other of remote control need to provide parameters to the customer service to check whether it is compatible.) 3. Press the learning button 9 times to clear all the learned remote controls., Manufacturer: Jnchdghwa