Plug & Play,2.4G Signal Transmission Our mics utilizes 2.4G signal transmission, easily achieve audio and visual synchronization. Remove the mini microphone from the charging caseand insert the transmitter into your phone's port and it will automatically pair with the receiver without the need for Bluetooth or app setup. And compatible with lightning and usb-c devices such as iphone series, samsung, google pixel, etc.In addition, the -20Hz-20KHz audio response range meets most recording needs. Omnidirectional Microphone with Noise ReductionThe wireless microphones utilizes 48kHz audio format that preserves every sound captured. It has a signal-to-noise ratio of up to 80dB, achieve a powerful noise reduction with just one click on noise reduction buttoncutting background noise precisely while keeping your voice crystal clear.Andtake your recordings to the next level with built-in reverb and a convenient mute button. Whether you're using it as a podcast mic for live p