Estone® 12PC Piezoelectric Piezos Amplifiers Discs Leads For Cigar Box Guitar Pickups;

100% brand new and high quality
Plate Material: Brass
It's suitable for installing in cigar box guitars, foot stompers and other home-made instruments
They can also be used for custom pickup arrangements in more traditional stringed and percussion instruments
Easy to install, convenient to use
Resonant Frequency (kHz): 4.6 +/- 0.5kHz
Resonant Impedence (ohm): 300 max
Capacitance (nF): 20.0 +/- 30% [1kHz]
Plate Diameter:Approx.2.7cm/1.06''
Lead Length: Approx.33cm/12.9''
Color: As the pictures show
Quantity:12 Pc
　 Package includes:
Piezos Amplifiers Discs Leads x 12