Smartwool PhD Slopestyle Light Switch Alley-Ooop Socks (Taupe) X-Large - Past Season HDMI Switch splitter Supports 4K HDMI Switch 4K HDMI Switch supports high resolution input-4K. Supports 3D Amuoc 4K Ultra HD 4 Port 4Kx2K HDMI Switcher Box Selector Audio Extractor Splitter