This is the detail page for one of over 225 audio interfaces covered in The Computer Audio Interface Guide, which also lists where to buy this interface used.
Video interface with audio. 4 channel analog audio in (XLR/TRS combo), 8 ch analog out (8 on db25 or 4 on XLR), 4 ch AES/ebu digital i/o, 8 ch ADAT optical i/o, many high-end video options.