DJI Mic Wireless Microphone Kit Highlights 250m Transmission Range Dual-Channel Recording Up to 14 Hours of Onboard Memory Portable and Compact Wide Compatibility 15-hour Battery Life Exceptional Dual-Channel Recording Simultaneously record high-fidelity audio via two transmitters. DJI Mic can serve as an independent recording device and as a backup soundtrack recorder. Long-Range Wireless Transmission DJI Mic supports a low-latency wireless transmission at up to 250 m. [1] Conveniently record audio without interruptions, even in complex environments. Compact, Portable & Easy To Wear The compact Charging Case acts as the ideal home to store the system and is easy to travel with. Each transmitter weighs only 30 g, making them comfortable to wear as you record. Record For Up to 15 Hours Enjoy 5.5 hours of battery life from the transmitters, 5 hours from the receiver, and up to 15 hours with the charging case. [2] Vast Compatibility The DJI Mic receiver has USB-C, Lightning, and 3.5mm TRS ports, making it compatible with mainstream smartphone, camera, and laptop brands. Footnotes 1. Tested in an obstruction-free outdoor environment. 2. Tested with two transmitters connected to the receiver, without backup recording, and the receiver connected to a camera.