RWS-434N is a 433.92MHz ASK RF Superheterodyne Receiver Module. Lost cost, high stable also can provide the best RF solution in the market. Design ideal is to use SAW filter, highly suitable for industry control or bad place for use, strong anti-jamming. Built-in automatic gain circuit (AGC), it will automatically change front-end LNA gain among received signal strength also makes signal output will not be strong or weak signals which caused by phase distortion, so that it can rise higher sensitivity. No external components is necessary to add value to your wireless products.