Vintage Casio PT-20 Electronic Keyboard Musical Instrument Tested And Working
17 rhythms - waltz, ballad, swing, Enka, 16 beat, rock 1,2 & 3, disco 1 & 2, bossa-nova, samba, arp. 1,2,3,4 & 5. Previous owner had marked letters A-G on the keys. This is noted on page 8 of the manual.