The DJI Mic Wireless Microphone Kit from DJI enables vloggers and other creators to capture two-channel audio with their action camera at distances up to 820'. This wireless mic kit consists of two transmitters, one receiver, a portable charging case, cables, wind socks, and 3.5mm TRS to USB adapters.
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 a 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.