MOTU M4 4x4 USB Audio Interface

The M4 is a 4-in/4-out USB-C audio interface for Mac, Windows and iOS that offers best-in-class audio quality, best-in-class speed (ultra-low latency) and best-in-class metering with a full-color LCD. Record vocals, instruments or other audio sources quickly and easily. The M4 includes MOTU Performer Lite and Ableton Live Lite production software, 100+ instruments, dozens of plug-ins, and over 6 GB of loops and samples to start making music right away. Additional features include two mic/line/hi-Z instrument XLR combo inputs, individual preamp gain and 48V phantom power, two balanced 1/4-inch line inputs, one-touch hardware monitoring for all inputs, support for stereo monitoring, mix knob for balancing live input with computer playback, four balanced 1/4-inch DC-coupled outputs, four unbalanced RCA outputs (mirrored), ESS-driven headphone output with independent volume control, MIDI in/out, driver "loopback" channels for live-streaming and podcasting, and USB bus power with power switch (USB cable included).

MOTU M4 Features

• 4-in / 4-out USB audio interface with studio-quality sound
• Best-in-class audio quality driven by ESS Sabre32 Ultra™ DAC Technology
• Best-in-class speed (ultra-low latency) for host software processing
• Best-in-class metering for all inputs/outputs with a full-color LCD
• 2x mic/line/hi-Z guitar inputs on combo XLR/TRS
• Individual preamp gain and 48V phantom power for each input
• 2x balanced 1/4-inch line inputs
• Hardware (direct) monitoring for each input (mono or stereo for inputs 1-2, stereo for inputs 3-4)
• Monitor mix knob to balance live inputs and computer playback
• Measured -129 dB EIN on mic inputs
• 4x balanced, DC-coupled 1/4-inch TRS outputs
• Measured 120 dB dynamic range on the 1/4-inch balanced TRS outputs
• 4x RCA (unbalanced) analog out (mirrored)
• 1x headphone out (driven by ESS converters) with independent volume control
• MIDI in/out
• Support for 44.1 to 192 kHz sample rates
• USB audio class compliant for plug-and-play operation on Mac (no driver required)
• Windows driver with 2.5 ms Round Trip Latency (32 sample buffer at 96 kHz)
• Mac driver (optional, for 2.5 ms RTL@32/96 kHz and loopback feature)
• iOS compatible (USB audio class compliant)
• Driver loopback for capturing host output, live streaming and podcasting
• Bus powered USB-C (compatible with USB Type A) with power switch (USB cable included)
• Rugged metal construction
• Workstation software included (MOTU Performer Lite 10 and Ableton Live Lite 10)
• 100+ instruments (in Performer Lite)
• Over 6 GB of included free loops, samples and one-shots from industry leading libraries
• Kensington security slot

• M4 4x4 USB audio interface1
• Performer Lite software1
• Live Lite production software1

• Sample rates44.1, 48, 88.2, 96, 176.4, 192 kHz
• Mic/line/guitar
  • 2x XLR/TRS "combo jack" mic/line/Hi-Z guitar inputs
  • Independent preamp gain, 48V phantom power and monitor switch for each input
• Analog inputs2x 1/4" line in
• Analog outputs
  • 4x 1/4" TRS line out (balanced, DC coupled)
  • 4x RCA (unbalanced) analog out (mirrored)
  • 1x 1/4" TRS stereo headphone
• Computer I/O1x USB-C (compatible with USB Type A) 2.0 audio class compliant
• MIDI I/O
  • 1x MIDI IN
  • 1x MIDI OUT
  • 16 MIDI channels to/from computer host
• Headphone1x 1/4" TRS stereo phone
• Phantom power2x individual +48V
• Front panel
  • 1x 1/4" TRS headphone output
  • 2x XLR/TRS combo inputs
  • 1x potentiometer • monitor vol
  • 1x potentiometer • phone vol
  • 1x potentiometer • input monitor mix
  • 2x potentiometer • mic/line/guitar input gain
  • 5x switches • (2) 48V, (2) MON and (1) 3-4
  • 160x120 pixel full-colored LCD with input and output levele meters
• Powerbus-powered through USB
• Line output
  • Connector type: 1/4" TRS, balanced, tip hot
  • Dynamic range (A-weighted): 120dB
  • THD+N (unweighted): -110dB
  • Max level: +16dBu
• Line input
  • Connector type: 1/4" TRS, bal/unbal, tip hot
  • Dynamic range (A-weighted): 115dB
  • THD+N (unweighted): -106dB
  • Max level: +18dBu
• Mic input
  • Connector type: XLR, balanced, pin 2 hot
  • Dynamic range (A-weighted): 115dB
  • THD+N (unweighted): -129dBu EIN
  • Max level: +10dBu (at minimum gain)
• Phones
  • Connector type: 1/4", TRS stereo
  • Dynamic range (A-weighted): 115dB
  • THD+N (unweighted): -110dB
  • Max level: +12.5dBu