The Gefen EXT-DVI-144DL 1×4 DVI Dual Link Splitter distributes a single dual link DVI source to up to four DVI dual link outputs without losing quality or resolution. It works with any dual link DVI computer supporting internal, downstream, and custom EDIDs. This product can be placed on a shelf or other horizontal surface, or be mounted in a standard 19-inch wide rack, using the included rack ears
Resolutions up to 2560 x 1600 (WQXGA) and 3840 x 2160 (QFHD).
When not in use, it can be put in stand-by mode via RS-232. This reduces power consumption to less than 0.5W. EDID Management, output masking, and firmware updates can also be done via RS-232.