SC1221-12G HDMI2.0 TO 12G-SDI 4K BROADCAST CONVERTER 4K HDMI to 12G-SDI Convert & Split 4K HDMI Loop-out Up to 4K60 resolution USB Type-C Power Video & power signal LED indicators Equipped with detachable bracket 2nd model: SC1112-12G 12G-SDI TO HDMI2.0 4K BROADCAST CONVERTER 12G-SDI TO HDMI2.0 12G-SDI Loop-out Up to 4K60 resolution USB Type-C Power SDl with Equalization and Re-clock Video & power signal LED indicators Equipped with detachable bracket