20mm Piezo Transducer Sound Discs w/ Leads (10 PCS)
Color: Golden - Material: Brass + ceramic - Resonant frequency: 6.5 +/- 0.5KHz - Resonant resistance: 300 ohms (Max.) - Capacitance: 40000pF +/- 30% - Input voltage: Vp- p 30V - Working temperature: - 20~70'C - Storage temperature: - 30~80'C - Perfect for DIY project - Packing list: - 10 x Piezo discs