Band-in-a-Box 2007 Pro [Old Version, Win DVD-ROM] Chords from MP3 ("Audio Chord Wizard"). RealDrums. We've added real audio drums to Band-in-a-Box! Soundtrack Generator. Generate original, royalty-free music. Generate Chords for a Melody, or an improved chord progression for a Melody - with the new "Reharmonist" feature. Solos are enhanced - with the new "Melody Influenced" Soloist.