ATEN's VM0404HB is an outstanding True 4K HDMI Matrix Switch. It provides an economical and user - friendly solution to route any of 4 HDMI video sources to any of 4 HDMI displays. With video resolutions reaching up to 4096 x 2160 @ 60Hz (4:4:4), it offers strong signal routing and ultra - fast digital video switching, ideal for event venues, digital classrooms, auditoriums, and department stores. The intuitive GUI design allows for flexible input - output connections, eliminating the need for frequent physical adjustments. It can be operated via front - panel pushbuttons, IR remote, RS - 232 control, and Telnet over Ethernet. Additionally, it supports control via the ATEN Video Matrix Control App. Key features include connection of 4 HDMI sources to 4 displays, support for True 4K resolutions, multiple control methods, EDID optimization, high signaling rates, support for Dolby True HD and DTS HD Master audio, HDMI and HDCP 2.2 compatibility, CEC support, power - on detection, ESD protection, support for ATEN's LockPro HDMI cable lock, firmware upgradeability, and rack - mountable design. Technical specifications cover video input/output, control, EDID settings, environmental conditions, physical properties, and power consumption.

Using the ATEN VM0404HB is easy. First, connect your HDMI sources to the 4 HDMI Type A Female (Black) input ports and your HDMI displays to the corresponding output ports. You can control the switch using various methods. If you prefer a hands - on approach, use the front - panel pushbuttons. Or, you can use the IR remote for quick operation. For more advanced users, the RS - 232 control or Telnet via Ethernet can be used for system management. The ATEN Video Matrix Control App is also available for a convenient way to view and control the switch. When it comes to EDID settings, you can select from default, Port 1, Remix, or customized options to ensure a smooth start - up and high - quality display. Note that the maximum distance for 4K@60Hz (4:4:4) is 5 meters for both input and output. Keep the operating temperature between 0 - 40 degrees Celsius and the humidity between 0 - 80% RH (non - condensing). For maintenance, you can upgrade the firmware to keep the switch up - to - date. And make sure to use the ATEN's LockPro HDMI cable lock for a more secure connection. This will help protect your investment and ensure the best performance of your ATEN VM0404HB.