KD-HDMI4X1 switchers by Key Digital® are state-of-the-art HDMI (HDCPcompliant) multi-input to one output switchers that maintain crystal-clear, pristine picture and sound quality. KD-HDMI4X1 switchers are a transparent solution for home theaters, custom installers, retailers, and all digital video/audio switching applications. KD-HDMI4X1 switchers support ALL digital HD and SD video standards including 1080p/60, and a multitude of analog and digital audio formats. KD-HDMI4X1 switchers feature iAS™ Intelligent Auto Sense signal detection and switching, pushbutton control, statusmonitoring LEDs, IR remote control, and support for HDMI’s CEC. KD-HDMI4X1 switcher support multiple unit expandability, are individually addressable and DVI-D compatible with Key Digital® adapters and cables