This USB 2.0/FireWire interface gives  you 30 input and 30 output channels, digitally controlled preamps, a  range of digital I/O options, and an onboard word clock. The  Fireface UFX's includes a  TotalMix FX DSP mixer and signal router; it  maximizes what the Fireface UFX can do while it improves the workflow.  The full-color front-panel display lets you meter plus view parameters  and menus. The Fireface UFX can even be configured for standalone use as  a preamp, a monitor mixer, an AD/DA converter, and more. This item has been tested, but not calibrated. It's a consignment piece  and we are selling it "as described". Please contact the shop  (541)-343-9482 with any questions you may have. Thanks!