-4 input/4 output MIDI interface providing 64 discrete MIDI input channels and 64 discrete MIDI output channels -USB bus powered that requires no external power supply -MIDI activity indicator for each port -Extremely compact size -Class-compliant operation under Windows XP, Vista and Mac OS X with no additional drivers required . . .

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-4 input/4 output MIDI interface providing 64 discrete MIDI input channels and 64 discrete MIDI output channels
-USB bus powered that requires no external power supply
-MIDI activity indicator for each port
-Extremely compact size
-Class-compliant operation under Windows XP, Vista and Mac OS X with no additional drivers required

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