Allows any of the four HDMI monitors to display content from any of the four HDMI sources simultaneously. Easily switch between HDMI source and display using push button, IR remote control, RS-232, and Ethernet control. Supports fast HDMI link response time below 3 sec for device switching. Supports resolution up to 4Kx2K @60Hz YUV 4:4:4, 8bit. Supports HDR 4Kx2K @60Hz YUV 4:2:0, 10bit. Supports default EDID and EDID learning of the connected displays. Metal housing for excellent RF shielding and heat dissipation, delivers reliable performance and long life. Included mounting ears let you easily mount this product on the wall or shelf. Works with Amazon Alexa Echo voice control for convenient device and display switching.