... : Wireless smoke detector /gas leakage detector/rolling gap detector /active infrared intruder detector 6) Working voltage: AC 220V/240V 7) ... are Home PSTN/GSM Security Alarm System, 3G Alarm System, GSM Power Alarm, Video Monitoring system, Wireless Remote controller, RF Transmitter ... . We can also research and develop wireless remote control system based on clients’ needs, which are widely used in ...