The OG-UDC 3G-SDI Up, Down, Cross-Converter Card performs up, down and cross-conversion across SD, HD and 3G-SDI formats, with AJA's conversion technology holding image quality through resolutions up to 1080p50/60. It offers a 3G-SDI input and output, an HDMI output, and two 3-pin terminal block connectors for stereo analogue audio out — up to 16 channels can be embedded on the 3G-SDI input and output, and the HDMI output carries up to 8 channels of embedded digital audio. Built for AJA's high-density 2RU openGear frames, it's controlled by DashBoard network control software on Windows, macOS or Linux, or by an external DIP switch, and fits OG-X-FR, OG-3-FR and DFR-8321 frames.