1. It's a usb 3.0 to HDMI Converter Cable,you can plug the usb 3.0 port to your laptop , desktop ,pc ,computer , then connect the projector , TV, display via this converter, and you can enjoy the HD video .
Not : Just support video output , don't supoort audio output .
2.Supoort for Win 7/8/10/Vista , don't support other system .
3. Support USB 3.0 and USB 2.0
USB 3.0 Resolution : 1920 x 1080 P
USB 2.0 Resolution : 800 x 600 P
4. The Bold high quality wire guarantee video synchronization .