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This is a 3-5V passive buzzer. You can change the PMW frequency to award different beep sound to get a "buzzer music". Also, the buzzer can be set as an alarm for security applications. So get one and start your own project!Key FeaturesPassive: Tunable passive buzzer Interface..

Technical specificationsSupply voltage: 3V / 5V Resistance: 42Ω Distance between pins: 6.6 mm Height: 8.5 mm Diameter: 12 mm..

This is a simple yet enjoyable twig to use. The piezo can be connected to digital outputs, and will emit a tone when the output is high. Alternatively it can be connected to an analog pulse-width modulation output to generate various tones and effects...

Transducer Function: Buzzer Supply Voltage Min: 3V Supply Voltage Max: 30V Operating Current Max: 3mA Sound Level SPL: 80dB Resonant Frequency: 4kHz External Diameter: 14mm..