4K HDMI 4-Port Video Splitter - 1x4 HDMI Splitter with Solid Aluminum Housing - 4K 30Hz. Split an HDMI audio/video source on four separate HDMI displays simultaneously, with support for resolutions up to 4K; Supports Ultra HD video resolutions up to 4K @ 30Hz; Support for 7.1 surround sound audio; 4x HDMI outputs; Solid aluminum housing.