E15.1603-A1:4pc/Set, Frekans : 128Hz,256Hz,512Hz, 1024Hz
E15.1603-A2:4pc/Set, Frekans : 256Hz,320Hz,384Hz, 512Hz
E15.1603-B:8pcs/Set Frekans : 256Hz,288Hz,320Hz,341.3Hz,384Hz, 426.6Hz,480Hz,512Hz
E15.1603-C:13pcs/Set Frekans : 256Hz, 266.6Hz, 288Hz, 300Hz, 320Hz, 341.3Hz, 355.5Hz, 384Hz, 400Hz, 426.6Hz, 444.4Hz, 480Hz, 512Hz
E15.1603-M:8adet/Set, Müzik İçin Frekans : C 261.6, D 293.6, E 329.6, F 349.2, G 392, A 440, B 493.9, C 523.3