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.
8 analog input (4 XLR mic/TRS combo, 4 TRS), 2 analog output (TRS), 8 ch ADAT I/O, 2 ch S/PDIF I/O, wordclock i/o, MIDI i/o, instrument input, (4) insert jacks, headphone out.