12Pcs 27mm Piezo Discs with Leads Mic Drum Trigger Acoustic Pickup CBG Guit X9N1

ITEM NAME:12Pcs 27mm Piezo Discs with Leads Mic Drum Trigger Acoustic Pickup CBG Guit X9N1 12Pcs 27mm Piezo Discs with Leads Mic Drum Trigger Acoustic Pickup CBG Guit X9N1 Plate material: Brass Easy to install, easy to use Resonant frequency (kHz): 4.6 +/- 0.5 KHz Resonant impedance (ohms): 300 max Capacitance (nf): 20.0 +/- 30% (1 kHz) Diameter plate: approx. 2.7cm / 1.06 inch Lead Length: approx. 33cm / 12.9 inch Color: As shown Quantity: 12 pcs Included: 12 x piezos Amplifiers discs leads Note:Light shooting 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..12 x piezos Amplifiers discs leads. Quantity: 12 pcs. Color: As shown. Lead Length: approx.