"USB connectivity is the key to portability, and it works smoothly on both Macs and PCs. (If you shied away from earlier implementations of USB for audio, you should give it another chance -- USB 2.0 devices are much better, not to mention the new computer operating systems.) Apogee provides special USB drivers for its Mini series devices, which it recommends that you use (although word is that Apple's Panther OS recognizes it out of the box). The company’s web site also has some tips about optimizing both Macs and PCs for USB operation (
http://www.apogeedigital.com/downloads/usb_notes.html). I hooked the Mini•DAC by USB to both an Athlon-powered PC and a Mac G4, and got great-sounding playback with low latency on both platforms. "
This was taken from the review of the unit. It would seem to suggest USB 2.0. I hear what your saying about the 24/192 but would it be a good solution for those looking to get a clean V3 signal to their laptop say at 24/48 or 24/92 ? I was just wondering if anyone ran it and what it sounded like if they did. I will fire off an e-mail to see if I can get an answer on the USB