The ST122HD4KU 2-port videosplitter supports Ultra HD (4K) ensuringastonishing picture quality, fourtimes the resolution of high-definition1080p, whilesharinga 4K HDMIvideo sourcebetween two HDMI displays. The 4K splitterisbackwardcompatible with previous HDMI revisions, supporting1080p / 720p HDMI video resolution devicessuch as computers, Blu-ray players and cable TV set-topboxes.Even if you don't require4K video today, the video splitter ensures you'll be ready to take advantage of tomorrow's display technology while still working with the devices you already have. Plus, this splitter supports 3D, enabling you to use the splitter with your stereoscopic 3D video source on active or passive 3D displays. For a hassle-free setup you can power the HDMI splitter with the includedUSB cable, or power adapterdepending on which is most convenient for you. Plus, the splitter features a built-in HDMI source cable, which lets you connect it directly to your HDMI source without the expense of additional cabling. The ST122HD4KU is backed by a StarTech.com 2-year warranty, and free lifetime technical support. More from the Manufacturer More from the Manufacturer