RF module

1. high reliability, anti-jamming2.past FCC CE certificate3. ASK modulation 4.lead-free environment5.low cost,mini-volume Shenzhen KST Electronocs Co. Ltd KST-RX901--technical spec of learning code receiver module Operation: Press the LEARN button (1S), a sound of buzz indicates remote control have been in the learning State. Press any button one time, buzzing one time indicates the signals have been received. then press again, the second buzz indicate the remote control learns the signal and exit automatically.Receiving no signals within ten seconds after entering, the buzzer buzzes five times and exit automatically.Press the LEARN button (1S), then the buzz indicates that the remote controls have been in learning state. If press the button all the time, all the remote controls which are in the state of learning will be cleared away after three sounds of buzz in six seconds.The receiver module can recognize maximum 300 remote controls. As it recognizes up to 19 remote controls at the same time, the other remote controls are only to be recognized on the condition that all the recognized remote controls must be removed, otherwise, please repeat the operation of 1&2.Buzzer buzzes one time after receiving valid remote signal, then encodes the signal, then outputs high voltage (+5v) signal at the counterpart output window.