1. 868M RF Receiver Module 2. Connect to decoder directly (Eg. PT2272, EV1527) 3. High Quality and service 868MHz, OOK Modulation, Serial ... requirements.>>>>>>>>>>>>>>>>>> We have been producing wirless remote control, RF transmitter and receiver modules, wireless receiver control switch, wireless detectors(PIR Motion sensor, ... will be pleased to begin working with you! 868M RF Receiver Module