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, Ready to Use 250m (820 ft.) Range 15-Hour Battery Magnetic Attachment OLED Touchscreen 14-Hour Recording