DJI Mic (2 TX +1 RX+ Charging Case)DJI Mic is a compact, lightweight, and powerful wireless microphone system that delivers exceptional sound quality at distances of up to 250 m. The transmitter provides clear, professional level recording of vocals, ambient sounds, or musical instruments. With built in storage, DJI Mic can be used to capture primary or backup audio during recording. Switch on, connect, and record crystal clear audio on the go. All In One Storage, Ready for Use DJI Mic