Fangrui Product Details Fangrui Product Details 1.the Newly Upgraded Three In One Interface Receiver Is Compatible With Devices Such As Phones, Tablets, Computers, Cameras, Etc. 2.dual Microphone, One Drag, Two Live Streaming, Meeting The Needs Of Two People Using Live Streaming At The Same Time, With The Same Clear Sound Quality. 3.built In Noise Reduction Chip, Three Noise Reduction Modes Can Be Freely Switched To Meet Precise Pickup In Any Complex Environment. 4.2.4g Wireless Transmission For More Free Recording. 5.real Time Monitoring For Precise Expression, Making The Recording Process More Precise And Improving The Quality Of The Effect. Parameter: Transmission Protocol: 2.4g Channel Transmission Distance: Obstacle Free Distance 15 Meters; The Distance Between Human Obstacles Is About 7 Meters One Drag Two: Support Earphone Monitoring: Supported Noise Reduction: Ai Intelligent Noise Reduction Reverb: Supported Sound Delay: 30ms Microphone: -38db 3db Omnidirectional Silicon Microphone Frequency Response: 20hz-20khz Sampling Rate: 32khz O