Music Ace 2 continues the learning process from Music Ace, and features 2000 musical examples covering treble, alto and bass clefs. Music Ace 2 introduces notation, rhythm, melody, harmony, intervals and more. The consumer version is intended for the home, school, or studio with a license for use on a single computer, and is Not multi-station licensable. Includes CD–ROM, a trouble Shooting Guide and User Guide. For both Macintosh and Windows computers. Windows Requirements: 95/98/2000/Me/NT4/XP, Pentium 166 MHz or faster, 32 MB free RAM Macintosh Requirements: PowerPC/iMac/G3/G4, System 8.1 - 9x and OS X, 32 MB free RAM For Ages 8 to Adult. This order # includes: 1 Consumer Version of Music Ace 2 Software which tracks the progress of up to 6 students on 1 computer, CD–ROM, a trouble Shooting Guide and User Guide.