The 4-channel DVI Switch with Audio and Serial Control from Black Box allows up to 4 single-link DVI-D sources to be connected to a single display. The switcher supports VESA computer resolutions up to 1600 x 1280 and HDTV resolutions up to 1920 x 1080 (Full HD). There is also a dedicated stereo analog audio input on a 3.5mm mini jack for each video input and a single 3.5mm audio output paired with the DVI output. As this devices uses DVD-D it is only suitable for digital devices, and cannot be used with legacy VGA hardware unless an additional converter is employed. It supports HDCP pass-through so you will be able to show copy-protected content, such as Blu-ray DVDs.
Control locally with front panel buttons or remotely using RS-232 and third-party automation systems
Inputs accept cable runs of up to 65' meanwhile the output supports runs of up to 50', depending on the quality of the cable and how much RF interference is present
Manual or automatic detection switching possible
Recalls previous settings upon power-up
Fully shielded metal enclosure
LEDs show port selection