CORSAHD 4K@120Hz HDMI 2.1 Switch 4 in 1 Out with Audio Extractor,48Gbps,HDCP 2.3,HDR 10+,ARC,VRR,ALLM,CEC,IR Remote,Optical SPDIF 5.1Ch,AUX L/R 3.5mm 2.1Ch,HDMI Switcher 4x1,4 Port HDMI Selector

4K@120Hz HDMI 2.1 Switch 4x1 with Audio Extractor -- The 4 ports HDMI 2.1 Switch 4 in 1 out easily shares video and audio from 4 different HDMI sources with 1 HDMI display and 1 Optical Toslink SPDIF 5.1C h audio device or 1 AUX L/R 2.1C h audio device. Supports IR Remote control switch and CEC. NO lag, NO flash or drop in resolution. Easily switching between seamless transitions. No frequently plugging and unplugging needed. ^^ Video & Audio Format -- Video Format - HDMI 2.1 Switch 4 in 1 out supports multiple resolution up to 8K@60Hz 4K@120Hz 5120x1440@120Hz 1080P@240Hz 4:4: 4 8bit. Also supports VRR, ALLM, HDR 10, Dolby vision, 3D effect. Audio Format - Supports Optical Toslink SPDIF 5.1C h, AUX L/R 3.5 mm 2.1C h, ARC, Dolby Atmos, Dolby True HD, DTS-HD Master Audio. ^^ Easy Usage -- Plug and play. Power on with adapter. Simply connect HDMI sources to Input ports and HDMI display device to Output port through HDMI 2.1 cable. Then connect audio device through Optical Toslink SPDIF 5.1C h port or AUX L/R 3.5 mm 2.1C h port. The led light will indicate which port is working. Easily switch between 2 HDMI sources by pressing the panel button. Supports CEC. ^^ Wide Compatibility -- 4 ports HDMI Switcher Selector Audio Extractor is highly compatible with all operating system such as Windows, Mac OS, Linux. Also works perfectly with Logitech Harmony, Xbox one X, PS4 Pro, 4K, Roku 4, Fire TV, Blu-ray players, Projector, NVIDIA and AMD graphics cards, etc. Especially supports speakers and headphones. ^^ Please Note -- 1. Most using issues are cuased by poor quality cables.

2. Supports only 4 in 1 out, does NOT support 1 in 4 out or Bi-directional. 3. Does NOT support automatic switch. 4. Does NOT support Sonos-ARC/e-ARC.