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:* Drive Type: Piezoelectric Discs* Resonant frequency(kHz): 3+/- 0.5 KHz* Outer diameter: 35mm/ 1.38 inches* Inner diameter: 25mm/ 1 inches* Thickness: 0.33mm/ 0.01 inches* Cable Length: 80mm/ 3.15 inches* Material: Brass, Ceramic* Color: As shown Package:5 Pcs x Piezoelectric Discs Note: Due to the difference between different monitors the picture may not reflect the actual color of the item.
