MOTU M4 Audio Interface

4-in/4-out USB audio interface with studio-quality sound


Equipped with the same ESS Sabre32 Ultra™ DAC Technology found in audio interfaces costing thousands, the MOTU M4 delivers an astonishing 120 dB Dynamic Range on its main outputs. ESS converters also drive the headphone output, which rivals dedicated headphone amplifiers costing hundreds. Ultra-clean preamp circuits produce a measured -129 dBu EIN on the mic inputs. Capture and monitor your audio with pristine clarity.

ESS Sabre32 Ultra™ DAC technology for superb analog sound

The same converter technology used in audio interfaces costs thousands

Measured 120 dB dynamic range on outputs

Measured -129 dBu EIN on mic inputs

ESS-driven headphone output


The M4 provides best-in-class speed for monitoring live inputs (mic, guitar or keyboard) through your computer, thanks to MOTU’s expertly engineered USB drivers, which deliver class-leading, ultra-low 2.5 ms Round Trip Latency (at 96 kHz with a 32 sample buffer).


When recording and mixing, nothing is more critical than achieving optimum levels. The M4 is the only audio interface in its class with a full-color LCD featuring clear, detailed level meters for all inputs and outputs. Enjoy professional-level volume control and feedback to get your sound just right.

Live Streaming


The M4 driver provides convenient loopback channels to your host computer, so you can easily route computer output back to the computer, where you can mix it with live mics and/or guitar inputs from the M4 in your host software for live streaming or podcasting. Streaming and podcasting have never been easier and better-sounding!


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