1 Controllable Frequency: The passive buzzer alarm module sound frequency is controllable, and the effects of Do, Re, Mi, Fa, Sol, La, Si can be made. 2 Without Oscillating Source: The passive buzzer module does not have an internal oscillation source, so if a DC signal is used, it cannot be made to whistle. 3 Easy to Install: The passive buzzer module is specially designed with holes for fixing with bolt (not included), convenient to install. Can share a control port with LED. 4 Working Voltage: External connection of 3.3V-5V voltage, the buzzer module can be directly connected with 5V micro controller and 3.3V micro controller. 5 High Quality Material: The compact passive buzzer module is carefully manufacture by high quality PCB material, wear resistant, lightweight and durable.Item Type: Passive Buzzer Module
Material: PCB
Application: DIY Alerter
Fixing Method: Bolt hole and screw fixing
PCB Size: Approx. 3.3cmx1.3cm/1.30inx0.51in
What's in the box
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Passive Buzzer Module
