High Definition Multimedia Interface Splitter GANA High Definition Multimedia Interface Switch Bidirectional 2 Input to 1 Output or 1 In to 2 Out Supports 4K 3D 1080 HDCP Passthrough High Definition M -1. If Your High Definition Multimedia Interface Source Device (like for XBox, for PS4) supports 4K, please use a High Definition Multimedia Interface cable 2.0 to connect 4K High Definition Multimedia Interface Source Device & High Definition Multimedia Interface switch & display, since High Definition Multimedia Interface cable 1.4 (or below High Definition Multimedia Interface 1.4) isn't enough to support the resolution of 4K (4096*2160). -2. If your High Definition Multimedia Interface cable is not High Definition Multimedia Interface cable 2.0, you could adjust the resolution on your 4K High Definition Multimedia Interface Source device to 1080P (1920*1080) to match the specification of your High Definition Multimedia Interface cable. -3. High Definition Multimedia Interface switch box couldn't get two display devices to work simultaneously when you connect 1 High Definition Multimedia Interface-Host to 2 High Definition Multimedia Interface TVs or monitors. Wide Resolution Range and Broad Compatibility: High Definition Multimedia Interface splitter box supports all kinds of video formats, like 3D, 1080p, 2K x 4K resolution, and also HD audio. Works with all devices fitted with High Definition Multimedia Interface port, such as PCs, laptops, gaming consoles, for Xbox 360, for Xbox One, for PS3, for PS4, projectors, TV receivers, TVs and more.