Casio KA-2 Rare - Vintage - Casio KA-2 Pattern Function - Rock, Pops, Funk, Slow Rock, Latin, Jungle, Orient, Bagpiper, Fanfare, Child's Play, Classical, Computer, New Age Music Tone Function - Piano, Elec Piano, Honky-Tonk Piano, Harpsichord, Brass Ens, Warm Brass, Trumpet, Tuba, Samba Whistle, Whistle, Quena, Flute, Strings, Warm Strings, Violin, Violin Piano Demo Function Includes 3 AAA