Good shape, opened/used once. Rough box and packaging.
The Roland ARX-01 Drums expansion board uses the SuperNATURAL voice engine to give your ARX-compatible Roland keyboard (such as the Fantom-G) amazing, expressive drum sounds. ARX-01 lets you control all drum elements, right down to shell depth and muffling, and then add built-in effects and processors to make these sounds truly shine. This expansion board comes complete with its own custom graphic interface. Craft unique-sounding instruments while you get the most out of your Roland keyboard with ARX-01 Drums!

Roland ARX-01 Drums Expansion Board Features:

• Powered by Roland's SuperNATURAL voice engine
  
• Incredible sounds and expressive controls
  
• Compressor, EQ, reverb, multi-effects
  
• Onboard mixer
  
• Custom graphic interface

Click here for more details