Piezo electric buzzer 25V 5.5nF Features Code: PKM13EPY-4002-B0 Manufacturer: Murata Sound pressure level: 70 dBA Frequency: 4 kHz Diameter: 13 mm Transducer Function: Acoustic Receiver Toni: I keep going Max power supply voltage: 30V Sound level distance: 10cm Outside diameter: 12.6mm External height: 6mm SVHC: Lead zirconium oxide and titanium Capacity: 5500pF Maximum capacity: 5.5nF External length / height: 6mm Frequency: 4kHz Height: 6mm Lead spacing: 5mm Maximum operating temperature: -85 ° C Min operating temperature: -40 ° C