The ESI M4U eX is an 8-port USB 3.1 Gen 1 MIDI interface with a USB hub offering automatic port configuration and flexible routing for composers, producers, beatmakers, and synth aficionados. Ideal for connecting a variety of keyboards, drum machines, and synth modules with or without a computer, it supports standalone and USB-to-host operation. It features eight MIDI 5-pin ports—each automatically assigned as an input or output according to the signal detected—and per-port red/green LEDs for easy I/O status indication.
An integrated 3-port USB hub on the rear panel allows convenient hookup of USB devices such as a keyboard, mouse, and authorization dongle. The M4U eX is class compliant with macOS and Windows computers, and connects to your host via USB 3.1 Gen 1. It can be powered via USB (excluding the USB hub) or a 5 VDC power supply (including the USB hub). The M4U eX is supplied with a USB cable and power supply.100% class compliant, works without driver installation
Compact MIDI interface with eight MIDI ports; four on the front and four on the rear
Automatic signal detection allows each MIDI port to work as an input or output
Front-panel LEDs indicate each port's status as input (green LED) or output (red LED)
Operates in standalone or USB-to-host mode
Dedicated mode selector and status LED
Integrated 3-port USB hub allows connection of USB devices such as a keyboard, mouse, and dongle
Standalone mode enables MIDI thru and MIDI merge configurations without a computer
Backward compatible to USB 2.0
Rear-panel laptop lock connector
Supports simultaneous use with multiple units (available separately)