Presonus Quantum Thunderbolt 2 Audio Interface offers two combo mic/instrument/line inputs and six combo mic/line inputs, each with a digitally controlled XMAX preamp and +48V phantom power. You also get two ¼” TRS main outputs, the aforementioned eight ¼” TRS line outputs, and two independent headphone outs with dedicated volume controls. With ADAT Optical I/O and S/PDIF stereo digital I/O, you can have up to 18 additional digital inputs and outputs for a total of 26 in and 32 out. BNC word clock I/O ensures your Quantum and other digital audio devices operate in tight sync; and MIDI.
Designed to be the central hub for any recording studio, the Quantum offers two main and eight auxiliary balanced line-level outputs that are great for monitor mixing. An onboard talkback mic can be routed to any mix, and you can listen to any mix from either of two headphone amps. You also get Mute/Dim and Mono controls.