USB function. Support HDMI output. 2.1 channel surround sound. Compatible with DVD/VCD/CD/SVCD/HDVD/DVD 9/MP3/MP4/MPEG. Update design. Progressive scan. Optimizing system. Support RGB output. The Polystar DVD Player is made for optimum performance with fewer concessions than is usually found giving your home or office limitless possibilities within its boundaries. It features a sleek body that makes its positioning easy and fits it into about any space available. Watch videos and play games in the exact format recorded and hear all the details