The VP-23DS is an 8-input presentation switcher and scaler that can switch between composite video, s-video, computer graphics, and stereo audio signals. It can scale the lower resolution composite and s-video inputs to higher computer graphics resolutions like XGA. The switcher includes features like a front panel and RS-232 control, audio mixing capabilities, and a microphone input. It has technical specifications including support for high bandwidth signals, scaled output resolutions, and worldwide power supply.