FOR-A 1 M/E MULTI-FORMAT VIDEO SWITCHER (4 HD/SD IN, 4 HD/SD OUT, DVI/PC OUT) HVS-300HS-B4DVI  The HVS-300HS switcher features a compact 1RU main unit, making it an ideal solution for use in flight packs, mobiles or small production facilities. Custom configured with 4 HD/SD inputs, 4 HD/SD plus DVI/PC output.