KS 537 x entegre devreleri ve çaldığı melodiler aşağıdadır.

KS 537 A - Jingle bells
KS 537 B - For Elise
KS 537 C - Happy birthday to you
KS 537 D - Home sweet home
KS 537 E - Cuckoo's waltz
KS 537 F - Westminster
KS 537 G - Mary had a little lamb
KS 537 H - Choral symphony
KS 537 I - Oh! Susanna
KS 537 J - Music box dancer
KS 537 K - Love me tender, love me true
KS 537 L - Arirang
KS 537 M - Greensleeves
KS 537 N - Twinkle twinkle little star
KS 537 O - Hand in hand