Mad Catz Rock Band 3 Wireless Keyboard Bundle with Rock Band 3 Software -Xbox 360 Game Software Included All-new Keyboard Instrument For Rock Band 3 Plays Rock Band 3 Keyboard, Guitar And Bass Parts Two-octave Design With 25 Velocity-sensitive Keys Play Real Keyboard Parts In The New Rock Band Pro Mode Game Software Included All-new Keyboard instrument for Rock Band 3 / Plays Rock Band 3 Keyboard, Guitar* and Bass* parts (*Does not support Guitar / Bass Pro Mode) Two-octave design with 25 velocity-sensitive keys / Play real Keyboard parts in the new Rock Band Pro Mode Versatile layout: Play like a Guitar or on a tabletop / 3 AA Batteries and Keyboard Strap included Use as MIDI Keyboard Controller when not playing Rock Band (compatible with most MIDI sequencers)