The DL-HDM44AS-H2 is a 4x4 compact HDMI matrix switcher with support for HDMI 2.0 including resolutions up to 4K60 4:4:4. It features not only basic functions like cross-point switching and control (IR, RS232, LAN), but also advanced functions like auto-downscaling for each HDMI output when it is connected to 1080P display. There’re S/PDIF audio breakout for each HDMI output, so as to provide more audio feeds to multi-zone audio system.