The RadioShack 2-Way Piezo Buzzer may be used wherever a loud, easily heard warning is required. Switchable constant or pulsing tone lets you sound a minor alarm or a more urgent warning. When the "constant" and "pulse" negative terminals are connected together, the resultant tone is constant. Requires a 1-1/8" mounting hole. Includes threaded mounting ring.
|Rated Voltage||12 VDC|
|Voltage Range||3 to 28 VDC|
|Current Consumption||15 mA max. at 12 VDC|
|Sound Pressure Level||90 dB at 30 cm at 12 VDC|
|Resonant Frequency||2,900 Hz ± 500 Hz|
|Operating Temperature||-4 to 158 °F|
|Storage Temperature||-22 to 176 °F|