Digidesign 003 Rack FireWire audio interface provides a comprehensive solution for home and project studios. This unit features four high-quality microphone preamps with individual gain controls, high-pass filters, and Mic/DI switching. The front panel includes dual headphone outputs with dedicated volume knobs, a monitor level control, and essential transport/utility buttons like Mute and Mono. On the rear, you'll find a wealth of connectivity including eight analog inputs and outputs, ADAT optical I/O, S/PDIF digital I/O, MIDI ports, and Word Clock sync. Designed for seamless integration with Pro Tools, this rack-mountable interface is a workhorse for recording, mixing, and monitoring. Note: FireWire cable and software not included.