The BZBGEAR BG - 8K - 88MA is a top - notch 8x8 8K 60Hz HDMI matrix switch. It comes with eight HDMI 2.1a inputs and eight HDMI 2.1a outputs, enabling you to share up to eight HDMI sources across eight displays. It's super handy whether you want to switch between multiple sources on different displays or show a single source on all displays with just a button press. This device offers professional - grade picture and audio quality, supporting 8K resolutions and various high - quality audio formats. In terms of connectivity and quality, it can handle high resolutions like 8K@60Hz 4:2:0, 8K@30Hz 4:4:4, and 4K@120Hz 4:4:4 with HDR. With 48 Gbps of uncompressed bandwidth, there's no loss of HDMI signal quality. All its HDMI ports are HDCP 2.3 compliant, and it has auto Downscaling on all outputs for compatibility with old - fashioned displays. It also supports Digital S/PDIF and Balanced audio output formats. For control, you have multiple options: front panel controls, IR remote control, RS - 232, or TCP/IP (Web GUI). The included IR receiver allows for out - of - sight control for a neat installation. There's also a full - featured web interface and control software accessible via the RS - 232 connection, where you can adjust advanced features such as EDID management, mapping, and network settings. Gamers will love it too! It supports 4K resolution at 120Hz, ensuring smooth and detailed graphics in fast - paced games. We highly recommend using a “Premium High - Speed HDMI” cable, and here are the recommended cable types and lengths based on video resolution: for 8K, use Ultra HDMI 2.1 cable up to 3m/10ft; for 4K60, HDMI 2.0 cable up to 8m/26ft; for 4K24 and 1080P, HDMI 1.4 cable up to 12m/39ft and 15m/49ft respectively. What's in the box? You'll get 1 main unit (8x8 HDMI Matrix), 1 DC 12V/3A power adapter, 1 remote control, 1 wide - band IR Receiver cable, 1 CD with user manual and command list, and 1 3 - Pin Phoenix terminal plug.

Using the BZBGEAR BG - 8K - 88MA is easy. First, connect your HDMI sources to the eight HDMI 2.1a inputs and your displays to the eight HDMI 2.1a outputs. Make sure to use the recommended HDMI cables according to your video resolution. Plug in the DC 12V/3A power adapter to power on the unit. You can control it in several ways. Use the front panel controls if you're right next to the device. Or, use the IR remote control - just point it at the included wide - band IR receiver. If you want more advanced control, connect it via RS - 232 or use the TCP/IP (Web GUI) through the control software on your computer. When playing games, simply select the appropriate source to enjoy 4K at 120Hz for a smooth gaming experience. As for maintenance, keep the device in a cool and dry place. Regularly check the connections to make sure they're secure. Clean the unit with a soft, dry cloth. If you're using the RS - 232 connection or the web interface, update the control software regularly to get the best performance. Always use the recommended cables to avoid signal issues. And that's it - you're all set to enjoy high - quality audio and video distribution with this great matrix switch.