HDMI switch 4x1 and Audio Extractor, features 4 HDMI inputs and 1 HDMI output, with the remote control to choose which HDMI in or switch it with the button on the panel Support 4Kx2K@30Hz, Full HD (1080p@50Hz/60Hz); Supports Dolby True-HD, DTS-HD, AC3, DTS, DSD HDMI audio extractor, split the audio to home cinema system/amplifier through SPDIF, Coaxial or L/R, Support ARC(Audio Return Channel) and 3D(To get 3D, all units connected to the splitter outputs must support 3D) Compatible with any HDMI device such as PS4 / Roku / Fire TV/ Blu-ray players /HD TV/ HD Projector etc, HDMI output support CEC Support 24/30/36 bit deep color per channel (Kindly Note: It is can not compatible with DVI, we do not recommended that you use HDMI to DVI cable connect to your projector or monitor)