无线遥控开关解决方案FSK接收模块，载波频率433MHZ，接收灵敏度-119dbm，空旷地距离200M，可过CE ROSH认证。-Wireless remote control switch solutions FSK receiver module, the carrier frequency 433MHZ, receiver sensitivity-119dbm, open distance 200M, can be had for CE ROSH certification.