1. HDMI interface: 4K*2K (3840*2160@30Hz), backward compatible with 1080P, 720P, etc., can share movies on a larger TV/monitor/projector
2. The USB 3.0 port can be used with keyboard, mouse, flash drive or USB cable to synchronize and charge smartphones or other devices
3. 3.5mm audio port, stereo port supports microphone and headset
4. No need to drive, plug and play
5. Aluminum alloy shell, fast heat dissipation
6. Wire core material: tinned copper
7. Small size, easy to carry
8. Cable length: 110mm