Korg EXB FW Firewire Audio and MIDI Expansion Board for M3 Workstations
The EXB FW firewire expansion board option provides 2 channels of digital audio input, 6 channels of digital audio output, and MIDI I/O for the Korg M3 Music Workstation.
M3 Operating System Version 1.10 or higher is required to use the EXB-FW.