The VP-28 is a high-performance multi-format presentation switcher for composite video, HDMI, DVI, DisplayPort, computer graphics video and stereo audio and micrphone signals
The VS-41HC is a high-performance switcher for HDMI signals. It switches any one of the four inputs to a single output.
The VS-88HN is a high-performance matrix switcher for HDMI signals. It reclocks and equalizes the signal and can route any input to any or all outputs simultaneously.