Connect up to three compatible Denon 8K AV receivers to one display with this Full 8K HDMI 3 x 1 Switcher. The switcher can support up to 8K resolution with HDCP 1.4 and 2.3 compliance, and it works with all audio formats supported by the connected receiver. Control for the switcher can be achieved by toggling the AVR control or HDMI control switches on the side panel. Turning on the AVR switch allows you to connect the included IR remote, while activating the HDMI switch links control to the connected devices.