DESCRIPTION: The 8K 3X1 HDMI Switch Box with IR remote ONLY connects three HDMI sources to one HDMI display. UHD HDMI 2.1 8K Switcher This 3-in-1 HDMI Switcher with IR remote control supports 8K@60Hz " 4K@120Hz " 1080P@240Hz HDR, HDCP, DPCP, Signal Amplifying, with transfer rates up to 48Gbps and backward compatible with all previous HDMI standards. 2-Way Switch Mode Button Switch-switch hassle-free under the basic toggle button, just press the selection button on the HDMI 2.1 switch 8K box to choose the video source or display needed; IR Remote Switch supports easy switching with remote control up to 15-feet away. Audio Mode This 8K@60Hz 3-in-1 HDMI Switcher with IR remote control supports audio formats such as DTS-HD, DTS, DSD, Dolby TrueHD, Dolby AC3, 5.1 and 7.1 channels, automatic audio and video synchronization, and the highest audio sampling rate is 192KHz 24bit. Features: Quick Frame Transport (QFT) supported High refresh rate: 8K@60Hz " 4K@120 60HZ, 2K@144HZ " 1080P@60HZ HDMI 2.1 specification: HDCP 2.3, Dynamic HDR, Depth Color Bandwidth: 600MHZ Transmission rate: 48GBPS Video color format: 24/30/36 bit Audio Mode: DTS-HD/Dolby-TrueHD/LPCM7.1(uncompressed audio)/DTS/Dolby-AC3/DSD HD(HBR)& ALLMVRR (Variable Refresh Rate) pass-through All modes Support up to 8K 60 Hz YCbCr 4:2:0 10bit, 8K 30 Hz RGB/YCbCr 4:4:4 10bit, or 4K 120 Hz RGB/YCbCr 4:4:4 10bit HDMI audio output: Dolby 7.1 ATMOS surround channel PACKAGE INCLUDED: 3-Port HDMI 2.1 Switch Main Body *1 IR Remote Control(no battery) *1 USB Power Cable *1 User Manual *1