X32 mixer’s recording capability with the 32-channel X-USB audio interface expansion card. Multitrack record live or studio performances straight to your computer via optimized USB 2.0. The 24-bit bi-directional signal flow and advanced driver support ensure your results sound their best going in and coming out of your computer. Run “virtual sound checks” by playing back audio tracks from your computer through an X32 mixer equipped with the X-USB expansion card.