USB MIDI Interface

Simple, Compact, and Reliable

  • USB


(Oct. 23, 2013)
You can download the Driver Ver.1.0.0 for OS X Mavericks (10.9).

(Oct. 18, 2013)
You can download the Driver Ver.1.0.2 for Windows 8.1 / 8.

(Sept. 1, 2012)
Meet the new UM-ONE mk2
The UM-ONE mk2 is compatible with the iPad as well via the Apple iPad Camera Connection Kit.

Simple, Compact, and Reliable

From the pioneer of the PC MIDI interface, Roland introduces the new UM-ONE. A 1-in/1-out USB bus powered MIDI interface with high-performance FPT processing for low latency and tighter clock timing. Compatible with Mac and PC, the super compact UM-ONE is an affordable, reliable, easy-to-use MIDI interface.

  • - 1-in/1-out MIDI interface with high-performance FPT processing
  • - Super compact, affordable, and easy to use
  • - Data indicators for both MIDI input and output
  • - Conveniently integrated USB and MIDI cables
  • - USB bus powered
MIDI IN Cable (connect to MIDI OUT) x 1 (16 MIDI Channels)
MIDI OUT Cable (connect to MIDI IN) x 1 (16 MIDI Channels)
USB Cable
USB Indicator
MIDI IN Indicator
MIDI OUT Indicator
Power Supply
Supplied from the computer via USB
Current Draw
70 mA
Owner's Manual

Size and Weight (main unit only)

Width (W)
60 mm2-3/8 inches
Depth (D)
30 mm1-3/16 inches
Height (H)
14 mm0-9/16 inches
100 g0 lbs. 4 oz.

All specifications and appearances are subject to change.


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