The Heart Of Your Studio, Right On Your DeskThe M-Audio M-Track 8X4M is an 8-in 4-out USB audio/MIDI interface that provides all of the connections you need to easily create professional 24-bit/192kHz studio-quality recordings. Boasting an elegant pro-grade metal chassis with a large central monitor volume knob, the M-Track 8X4M features transparent low-noise Crystal Preamps™ and pristine A/D converters that deliver the highest audio performance in its class. These pre-amps provide amazing audio..