The DJI Mic is a wireless microphone, which you can use for recording high-end audio. This way, you can improve the sound quality of your creations. This set contains a receiver and 2 wireless transmitters. These transmitters have a 250m range, so that you can record on a long distance. You can use this set to record an interview, for example. You can control the receiver with the built-in touchscreen. You can set up the noise level and more. There's room for 14 hours audio recordings on the internal storage. You can easily click the transmitters on a shirt or dress shirt, so that people are clearly understandable. When there's a heavy wind, you can use the windscreen on the transmitters to reduce white noise.