Links RX and TX(s) and charges them to reach up to 18 hours of operating time. Stores the transmitters, receiver, and mobile phone adapters. The DJI Mic 2 Charging Case can charge two transmitters and one receiver to reach up to 18 hours of operating time for unlimited creation. It can store the transmitters, receiver, and mobile phone adapters (USB-C and Lightning) for convenient carrying. It also automatically links the receiver and transmitters, so you can get started right after opening the case. Main Features: Extended Operating Time Convenient Storage Solution Seamless Charging Process Automatic Linking Function Portable and Travel-Friendly In The Box: DJI Mic 2 Charging Case × 1 DJI Mic 2 Carrying Bag × 1 Compatibility: DJI Mic 2 Useful Links: Watch the video about it here: https://www.youtube.com/watch?v=1ErF5fFqtrw Learn more about it here: https://dji-retail.co.uk/blogs/news/dji-mic-2-pocket-sized-pro-audio