The Blackmagic Design Mini Converter Audio to SDI includes everything you need to embed 4 channels of analog audio, or 8 channels of AES/EBU digital audio into any SDI video connection. Embed audio from devices such as audio mixers and analog decks into SDI video connections for use with SDI routers and decks or to add extra audio channels to video converters! Audio is input as balanced analog or AES/EBU using 1/4-inch connectors. The Mini Converter Audio to SDI is the ideal SD/HD SDI audio embedder for when you don't need the cost of the Ultra HD model! Only Mini Converters include auto SD/HD switching, redundant input, AES/EBU and analog audio on standard 1/4-inch jack connections, combined with advanced 3 Gb/s SDI technology.