Sample rates: 44.1, 48, 88.2, 96, 176.4, 192 kHz
Mic/guitar inputs: 2 x combo XLR/TRS mic/guitar inputs
Preamp gain: 0 to +60 dB (digitally controlled)
Instrument gain: 0 to +30 dB (digitally controlled)
Analog inputs: 6 x 1/4" TRS line inputs (balanced/unbalanced)
Max level: +24 dBu (digitally adjustable -96 to +22)
Analog outputs: 10 x 1/4" TRS line out (balanced, DC coupled)
Max level: +20 dBu (digitally adjustable -4 to +20)
1 x 1/4" TRS stereo headphone
Digital I/O: 1 bank (8 ch) of ADAT optical at 1x sample rates
1 bank (4 ch) of SMUX optical at 2x sample rates
Switchable to stereo TOSLink (optical S/PDIF)
Total I/O: 18 in / 22 out (40 total) at 1x sample rates
14 in / 18 out (32 total) at 2x sample rates
8 in / 12 out (20 total) at 4x sample rates
Computer I/O: 1 x USB 2.0 audio class compliant / USB 3.0 and iOS compatible
Computer I/O channels: 64 in/out at 1x (44.1 to 48 kHz)
32 in/out at 2x (88.2 to 96 kHz)
24 in/out at 4x (176.4 to 192 kHz)
MIDI I/O: 1 x MIDI IN 1 x MIDI OUT
16 MIDI channels to/from computer host
Headphone: 1 x 1/4" TRS stereo phone (assignable)
Phantom power: 2 x individual +48V
Front panel: 1 x 1/4":

TRS headphone output

2 x XLR/TRS combo inputs
1 x digital rotary encoders • main/phone vol/pwr
2 x digital rotary encoders • mic/instr input gain
4 x switches • (2) Pad and (2) 48V Phantom pwr
128 x 48 pixel LCD for level meters / menu nav
Power     External 12-18V DC power supply
1.0A max • tip pos or neg
Dimensions and weight:
8.6 x 7 x 1.75 inches
22 x 17.75 x 4.5 cm
2.3 lbs / 1.04 kg


Mac System Requirements

    1 GHz Intel-based Mac or faster
    2 GB RAM; 4 GB or more recommended
    Mac OS X version 10.8 or later
    Available USB 2.0 or 3.0 port
    A large hard drive (at least 500 GB for recording)

Windows System Requirements

    1 GHz Pentium-based PC compatible or faster
    2 GB RAM; 4 GB or more recommended
    Windows 7, 8 or 10
    Available USB 2.0 or 3.0 port
    A large hard drive (at least 500 GB for recording)

Web App Support

    Any web client platform: Mac, Windows, Linux, iOS, Android
    Any web browser: Safari, Firefox, Chrome, Opera, Explorer, etc.

Included Software

    MOTU Discovery App for Mac & Windows (finds connected MOTU interfaces)
    MOTU Discovery App for iOS (available from Apple App Store)
    MOTU Control web app (served from the hardware itself)
    AudioDesk 4.0 for Mac & Windows (separate download)

Operating Systems

    For computer audio I/O: Mac OS X 10.8 or later; Windows 7 or later
    For web app control: Mac, Windows, Linux, iOS, Android