Description

Item No.               Specification
4 pc/set                 Frequency : 128Hz,256Hz,512Hz,
1024Hz
4pc/set                   Frequency : 256Hz,320Hz,384Hz,
512Hz
8pc/set                   Frequency : 256Hz,288Hz,
320Hz,341.3Hz,384Hz,
426.6Hz,480Hz,512Hz
13pc/set                 Frequency : 256Hz, 266.6Hz,
288Hz, 300Hz, 320Hz, 341.3Hz,
355.5Hz, 384Hz, 400Hz, 426.6Hz,
444.4Hz, 480Hz, 512Hz