KOOPMAN 4 Port 4K 60Hz HDR HDMI Switcher Selector is your Perfect choice for video and audio signals in 4kx2k60Hz quality with lossless transmission.How to switch?1. IR Remote Switch HDMI switch with remote lets you easily control HDMI switcher(turn on.turn off, switch signals) within 28ft, switch the HDMI sources without leaving your comfortable sofa.2. Manual Switch Press the SELECT button on the HDMI Connector to choose whichever HDMI input you want.3. Auto Switch HDMI Switcher Hub supports autoswitch to the currently active input. SpecificationSupport HDCP 2.2(Also backward compatible with HDCP 1.4, 1.3).Support HDR10.Support 4K60Hz UHD signal (Also backward compatible with 480P.576P.720P.1080P) input and output.Support MHL function, with LED indication function.Support Amazon Fire TV, Apple TV. LE TV, PS3.4.5 Video Games, Macbook, VCD.DVD Player, IP TV.STB, Camera, Xbox360, Xbox one, Blueray Player Chrome cast, etc. Support audio formats such as DTSHD, Dolby TrueHD, LPCM7.1, PCM, DTS, Dolby Digital AC3, DSD. Note1. Please use 4K HighSpeed HDMI 2.0 cables(26.28.30 AWG) within 16ft. (Both Input and Output)2. To enjoy 4K HDR video, make sure all your devices support 4K HDR, and you may need to adjust the video setting of devices.3. It doesn't support CEC, please turn off the CEC function of your devices if there is a conflict.4. If it doesn't work, pls hit us via Amazon, will offer you the tech support or send you a replacement ASAP.