MIDI Interface by Motu.

Features

• MIDI connectivity - Provides eight independent MIDI inputs and outputs for a total of 128 MIDI channels.
• Expansion - MOTU MIDI interfaces grow with you. Expansion is simple. Add additional MIDI ports by plugging in another MOTU MIDI interface.
• Compatibility - Works with your favorite software. Includes drivers for Mac OS X and Windows. High-speed USB connection.
• USB-Powered - Bus-powered from USB connection. No additional power necessary.
• Rack mountable - With rack ears attached, fits standard 19 inch (48.26 cm) rack at 1U high. Excluding rack ears, chassis dimensions are 19 × 7 × 1.75 inches (48.26 × 17.78 × 4.45 cm).

Condition is overall good but there is some signs of wear from age and previous use.