12Pcs 27mm Piezo Discs with Leads Mic Drum Trigger Acoustic Pickup

12Pcs 27mm Piezo Discs with Leads Mic Drum Trigger Acoustic Pickup Description

Plate material: Brass
Easy to install, easy to use
Resonant frequency (kHz): 4.6 +/- 0.5 KHz
Resonant impedance (ohms): 300 max
Capacitance (): 20.0 +/- 30% (1 kHz)
Diameter plate: . 2.7cm / 1.06 inch
Lead Length: . 33cm / 12.9 inch
Color: As shown
Quantity: 12 pcs

Included:
12 x piezos Amplifiers discs leads
Note:Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.