BiDirectional Converter convert SDI to HDMI and HDMI to SDI in any combination of SD and HD formats up to 1080p60 at the same time Each conversion direction can be a different SD or HD video standard, so it’s like getting two converters in one. The multi-rate 3G-SDI input and output connections are compatible with virtually all professional broadcast equipment, including Level A and B devices. It even automatically detects all SD and HD formats. It can even be powered via USB or with the included international power pack.