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USB Audio/MIDI Interface

DriversUA-4FX Driver Ver.1.2.0 for Mac OS X 10.3/10.4/10.5

This is a driver for using the UA-4FX (Advanced mode) on Mac OS X 10.3/10.4/10.5.



  • Compatible with Apple's standards of CoreAudio and CoreMIDI
  • Universal Binary Driver (This driver can work on both Intel and PowerPC processors.)
  • Single/Multi processor support
  • Can customize driver buffer size and managing precise recording and playback latencies

System requirements

  • Operating System
Mac OS X v10.3.9 to 10.5 (10.6 or later is not supported)
*This will not operate in the Classic environment of Mac OS X. When using this, the Classic environment must not be running simultaneously.
  • Computer
 Apple Macintosh series computer with on-board USB
* Macintosh computers running Microsoft Windows are not supported.

For the installation procedures and more details, please refer to the "Readme.htm" included in the downloaded file. 

License Agreement

Be sure to read the Safety Instructions and the License Agreement before proceeding download.

Download file

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