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Based on price data from 1 merchant for "ESI M4U". Prices shown reflect NEW condition. Tracking began Apr 7, 2026.
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Description
Unlock your creative potential with the ESI M4U, a versatile USB 3.0 MIDI interface that seamlessly bridges your digital and analog worlds. Designed for both studio professionals and live performers, this powerhouse offers unparalleled flexibility with its 8 MIDI ports, each capable of serving as either an input or an output. No more fumbling with cables or configurations—automatic input and output detection make setup a breeze, allowing you to focus on what truly matters: your music.
The ESI M4U doesn’t just connect devices; it elevates your workflow. With multicolored LEDs providing clear status displays, you’ll never miss a beat. Whether you're merging MIDI signals or using it as a thru box, this interface adapts to your needs with remarkable ease. Plus, it’s powered via USB or the included AC adapter, ensuring your sessions are never interrupted.
Say goodbye to compatibility issues. The ESI M4U is class-compliant, requiring no drivers for Windows 7, 8.1, 10, or Mac OSX systems, making it a plug-and-play solution for any setup. Whether you’re in a complex studio environment or performing on stage, the ESI M4U is your reliable companion for seamless MIDI communication.
Key Features:
- USB 3.0 MIDI Interface with 8 flexible MIDI ports
- Each port can function as input or output
- Automatic input and output detection
- Multicolored LEDs for status indication
- Functions as a thru or merge box
- Powered via USB or included AC adapter
- Class-compliant with Windows 7, 8.1, 10, and Mac OSX (32/64 Bit) systems
Product specs
| Available since | November 2018 |
| Amount Of Inputs | 8 |
| Amount Of Outputs | 8 |
| SMPTE Timecode | No |
| Serial Port | No |
FAQs
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How many MIDI inputs and outputs does the ESI M4U eX provide?
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The ESI M4U eX offers 8 MIDI inputs and 8 MIDI outputs, allowing for extensive connectivity with multiple MIDI devices.
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Does the ESI M4U eX support SMPTE timecode synchronization?
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No, the ESI M4U eX does not support SMPTE timecode synchronization.
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Is the ESI M4U eX compatible with both Windows and Mac operating systems?
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Yes, the ESI M4U eX is compatible with both Windows and Mac operating systems, ensuring broad usability across different platforms.
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Does the ESI M4U eX require a serial port connection?
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No, the ESI M4U eX does not require a serial port connection, as it connects via USB.
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Can the ESI M4U eX be used with popular DAWs like Ableton Live or Pro Tools?
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Yes, the ESI M4U eX is designed to integrate seamlessly with popular DAWs, including Ableton Live and Pro Tools, facilitating smooth MIDI data transfer.
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Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about ESI M4U.
Features and functionality
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The ESI M4U eX cannot simultaneously function as a USB MIDI interface for a DAW and as a standalone MIDI router for hardware.
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Software and compatibility
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When connected to a computer via USB, the M4U eX ignores MIDI input from hardware like the Octatrack in standalone mode.
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Comparisons
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The M4U eX is compared to the Conductive Labs MRCC, which can manage USB host functions and standalone MIDI routing simultaneously, offering more flexibility for complex setups.
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Critic Reviews
Based on 0 Reviews and 0 Ratings
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.