Piezo Sounder / Piezo Buzzer

EFM-620L

ELECTRICAL SPECIFICATIONS .
Diatemer [mm] 40
Height [mm] 20
Length [mm] /
Width [mm] /
Mounting Type LEAD WIRE
SPL [dB] 100
Frequency [kHz] 3.2±0.5
Rated Voltage 9VDC
DIMENSIONS: (Unit: mm) .

SOUND PRESSURE LEVEL .