Connects 3 HDMI(R) source devices, such as a Blu-ray(TM) player, video game system & DVR, to a single port on an HDMI(R) monitor & allows switching back & forth between them; HDMI(R) female to 3 HDMI(R) male; Ideal for home A/V systems, presentations & digital signs; Switches source devices using buttons or included remote control; Switches to next port when current device is powered off; Supports UHD video resolutions up to 3840 x 2160 (4K x 2K); Supports DTS HD(R), Dolby(R) TrueHD & 7.1-channel Surround Sound; No software, drivers or external power supply required; Includes remote; 1-year warranty;