M-Audio Uno, 1-In/1-Out USB Bus-Powered MIDI Interface.
M-Audio's smallest and simplest USB MIDI interface, USB Uno offers basic 1 x 1 operation and bus-powered mobility—and even comes with it's own built-in USB and MIDI cables.
• 1-in/1-out MIDI interface
• 16 MIDI input channels
• 16 MIDI output channels
• Bus-powered—requires no external power supply
• Extremely compact and lightweight for mobile or desktop use
• Built-in USB and MIDI cables