Specifications:

* Drive Type: Piezo Discs

* Resonant frequency(kHz): 3.0~5.0+/- 0.5 KHz

* Resonant impedance (ohms): 300 max

* Diameter: 21mm/ 0.83 inches

* Thickness: 0.2mm/ 0.007 inches

* Wire Length: 50mm/ 1.97 inches

* Material: Brass

* Color: As shown

 

Package:

5 Pcs x Piezo Discs