Function: 1. High-Definition Multimedia Interface output can be 720P 50Hz or 60Hz (LED: red) or 1080P 50Hz or 60Hz (LED: green). 2. 3. Adapter can provide advanced signal processing with high precision, color, resolution and detail. 4. Supports simultaneous audio and video conversion, perfectly avoiding video delays and suspensions 5. The converter is light and small, easy do carry, does not take up space, plug and play, does not require installing drives, easy to use. Specification: Item Type: High Resolution Converter Material: ABS Input Port: 3 x Audio Video (RCA) Output port: high resolution multimedia interface Input voltage: direct current 5 V Support high resolution multimedia interface 1080P or 60Hz and 720P or 60Hz output Function: Audio-video to high-definition multimedia interface converter, which can convert audio-video signal, video signal and stereo L or R audio signal to high-definition video or audio multimedia interface signal. So that users can get high quality high resolution multimedia interface video signals from ordinary CVBS video signal lines (standard resolution 480i, 576i) How to use: Plug and play, not ma need to install disks. List of packages: 1 x High Resolution Converter 1 x USB Cable 1 x User Manual