1. Simple plug and play, portable size and lightweight design, more convenient and smarter 2. Charging and Transmission- Efficient transmission, large file transmission in seconds, support both quick charging 3. Suitable for Type-C headset, for Xiaomi, for Huawei and other Type-C noise reduction headphones. Support listening to music and microphone function 4. Wide -compatibility- USB-C flash drive, HDD, and peripherals connected to a USB Type A laptop / PC / charger / power pack / hub via USB C cable for charging, synchronization or data transfer 5. Aluminum alloy shell, oxidation resistance, corrosion resistance and durability