Micro Piezo Buzzer (273-0074) Specifications Faxback Doc. # 9893 This specification is applied to the micro piezo buzzer used in alarm system. Operating Frequency:.......................................4200 +/- 500 Hz Operating Voltage:..............................................3 - 16 VDC Rated Voltage:......................................................12 VDC Current Consumption:............................7.0 MA (maximum) at 12 VDC Sound Pressure Level:.....................70 dB (minimum) at 12 VDC, 30 cm Operating Temperature:................................-10 to +60 degrees C Storage Temperature:..................................-30 to +70 degrees C (ALL-01/23/95)