SPECIFICATIONS:
4-in/4-out MIDI interface (64 discrete MIDI input channels, 64 discrete MIDI output channels)
Connection and power via USB—requires no external power supply
Class-compliant operation under Windows XP, Vista and Mac OS X—no additional drivers required
MIDI activity indicator for each port
Compact and lightweight for mobile or desktop use
Compatibility & Requirements
Class-compliant
MME
Mac OS X Core MIDI
Minimum System Requirements (PC)
Windows XP *
Windows XP (SP2), Pentium 3 – 800 MHz, 256 MB RAM, Native USB port, DirectX 9.0c
Windows Vista / Win7 / Win10
Windows Vista (32-bit / 64-bit editions) / Win7 (32Bit , 64 Bit), Pentium 3 - 1 GHz, 1 GB RAM, Native USB port
Windows 8, 8.1 and Windows 10
* Home and Professional Edition only. Windows Media Center Edition, Windows 2000, NT, Me and 98 are not supported.
M-Audio suggests you also check the minimum system requirements for your software, as they may be greater than the above.
Minimum System Requirements (Mac)
Macintosh G4 500 w/ Mac OS X 10.4.9
Macintosh G4 867 w/ Mac OS X 10.5.1, 512 MB RAM, Native USB port
OS x all instances up to 10.12.1
**G4 accelerator cards not supported
M-Audio suggests you also check the minimum system requirements for your software, as they may be greater than the above.