1. Plug and Play 2. The HDMI interface allows you to output the video on your phone or tablet to a high-definition TV/projector or other display 3. Support 1080P output 4. The USB interface can be connected to a variety of peripherals, such as hubs, keyboards, mice, U disks, etc. 5. With 3.5mm audio interface 6. Compatible with a variety of 8 Pin interface devices 7. Small size, easy to carry