Tetra-VIO™ by Analog Way is a highly versatile A/V switcher / converter / interface with 3 universal inputs and 1 SD/HD-SDI input. It accepts a large range of formats, from computer to video and HDTV, in analog or digital format, and provides a large range of connectors: BNC, HD15, DVI, mini DIN4, Cinch, RCA. The output provides the same diversity of formats, and the same type of signals and connectors.