SPECIFICATIONS: 1. 3 x 1 HDMI switcher routes high definition video (in multiple resolutions up to 1080p) and digital audio from any one of the four sources to display units. 2.There inputs accommodate the connections of four high definition video sources simultaneously, such as satellite systems and HD DVD players. 3.The output sends the high definition audio/video signals to a high definition display. Switching is done via the IR remote that is provided with the unit Features: Switches easily between any four HDMI sources Extends the range of HDMI compliant device by equalizing and re-clocking the HDMI signal // Maintains high resolution video, sharp HDTV resolutions up to 1,080 Pixels, 2K, and computer resolutions up to 1,920 x 1,200 are easily achieved // Discrete IR remote (included) // HDMI pass-through // HDCP pass-through