Description* This item are brass piezoelectric discs which are essential parts for pickups of acoustic instruments. All the discs are made from selected copper, ensuring excellent conductivity and long-lasting use. It can be easily installed and suitable for many kinds of instrument like acoustic guitars, drums. Great for acoustic instrument pickups, stomp boxes, contact mics, etc. Specifications:* Resonant frequency(kHz): 3.0~5.0+/- 0.5 KHz* Resonant impedance (ohms): 300 max* Diameter: 35mm/ 1.38 inches* Thickness: 0.3mm/ 0.01 inches* Cable Length: 30mm/ 1.18 inches* Material: Brass* Color: As shown Package: 5 Pcs Note: Due to the difference between different monitors the picture may not reflect the actual color of the item .
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