The Delta 66 delivers 24-bit/96kHz to your desktop, complete with digital I/O for pristine file transfers and surround sound passthrough. The rugged external breakout box gives you the convenience of making connections to the four 1/4" TRS analog inputs and outputs right on your desktop. No more fumbling behind the computer. Need more professional connectivity? Simply add the critically acclaimed Omni I/O for a full personal studio solution.