The VS-411UHD is an automatic switcher for 4K@60Hz (4:2:0) HDMI and analog audio signals. The VS-411UHD automatically switches one of four HDMI inputs to a predefined or last connected input whenever the currently active video signal is interrup…ted or whenever a higher-priority video signal is detected. They also support Kramer’s Step-in over HDMI technology. Max. Data Rate – 8.91Gbps (2.97Gbps per graphic channel). Max. Resolution – 4K@60Hz (4:2:0). Step-In Over HDMI Technology. HDTV Compatible. Active Switching – Selectable manual or fast auto switching according to last connected or preset priority. Compliance – HDMI 1.4, HDCP 1.4 and DVI 1.0. HDMI 1.4 Support – Deep Color, 3D, up to 7.1 uncompressed audio channels, ARC (supported on Input 1 only). HDMI ARC De-embedding – From output to balanced stereo audio line, uncompressed. Automatic Video Input Detection & Selection. Auto Power Off – When no HDMI input for 10 seconds (selectable). Selectable HDCP Switching. EDID Configuration Options. Default EDID. Contact Closure – For remote manual switching override. Audio Embedding/De-embedding. Stereo Analog Audio Input Per Port. Balanced Stereo Audio Output. Lock Button – To prevent tampering. Firmware Upgrade – Over RS-232, mini-USB. Software Support – Protocol 3000, EDID Designer, K-Upload via RS-232. Varied Control Options – Front panel buttons, contact closure, IR, RS-232 Protocol 3000. Product Features:Use this audio video switchbox and eliminate the need to manually switch cables between sourcesA great solution for connecting displayConnect single display to 4 sources