
which is ok for most purposes, but advanced users will find this bad with things like patch editors and such. some cheaper ones out there, actually omit sysex support so they only transmit basic midi. full sysex support for advanced MIDI stuff. It IS good in terms of being full featured. my UM-1 Mk2 worked with one USB hub but not the other AFTER i realized the other FW drivers / hardware were effecting it.

these units are also problematic with some USB Hubs. I bought it because I thought my existing one was defective, but it turned out it was something to do with an old FW400 audio interface that hindered it. the UM-One (yes a different product) was a great unit till roland just stopped making new drivers for it making perfectly good units obsolete. driver issues come up and eventually i'm certain (as happend with the erderol um-1) they will make a new product and stop supporting drivers. Good unit, but my warning with products like this especially for Mac users is that (not entirely roland's fault) is that as OSX keeps updating. which is ok for most purposes, but advanced users will find this bad with things like patch editors and such.It's a good product, but roland allows their hardware to laps regarding drivers for Mac and windows. my UM-1 Mk2 worked with one USB hub but not the other AFTER i realized the other FW drivers / hardware were effecting it. Connect an instrument to your computer with this 1/4-inch to USB cable.

the UM-One (yes a different product) was a great unit till roland just stopped making new drivers for it making perfectly good units obsolete. UM-ONE MK2 USB MIDI Interface Specifications: MIDI IN Cable (connect to MIDI OUT) x 1 (16 MIDI Channels) MIDI OUT Cable (connect to MIDI IN) x 1 (16 MIDI. It's a good product, but roland allows their hardware to laps regarding drivers for Mac and windows.
