continuous tone high DB piezo buzzer with three wires(self drive type)  

1.Operating Voltage range: 3.0-15.0Vp-p

2.Rated Voltage:12.0V DC

3.Rated  Current:Max.12 MA

4.Sound Pressure level:Min.100 dB(at 10cm at Rated Voltage)

5.Frequency of output Signal:2800± 500 HZ(Square Wave)

6.Operating Temp:-20°C~60°C

7.Storage Temp:-30°C~70°C

8.Dimension:Φ42*H16 mm

9.Outer Covering Mateeial:ABS

10.Environmental Protection Regulation: RoHS

11.Outline drawing:

 Unit:mm    TOL:±0.5

12.Frequency characteristics:

14.Our Advantage:1.good quality and competitive price;

                                      2.On-time delivery;

                                      3.Industry in first three;

                                      4.Professional design and precise process;

                                      5.Safety harmless;

                                      6.Sell fast for overseas market;

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