【Support Key Switch】2 HDMI input shares 1 monitor / projector / LED display , you can switch between 2 HDMI signals via only one button with LED status indication.
【Auto Detection】 Sets the priority for auto switching to a connected port. Supports auto switching function and auto skip function.
【Power-on Detection】If one source is powered off, It will automatically switch to the next power-on source. Supports multiple video displays on the same screen from a single DVR / NVR input for CCTV monitoring.
【Fully Compatible】 Compatible with 480i, 480p, 720i, 720p, 1080i and 1080p (HDTV), fully compatible with HDMI 1.3 and HDCP, 3D support.