Sell Preferred*mga kalakal sa stock*ↂ¤☼Grove - Piezo Buzzer/Active Buzzer - Arduino, Raspberry Pi Compati best price

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. Features: Active: requires only DC voltage, loud sound Specifications: Resonant frequency: 2300±300Hz Sound Output：>85 dB Dimensions: 24mm x20mm x9.8mm Operating Voltage: 3.3-5V Sound Output: ≥85dB Resonant Frequency: 2300±300Hz Application: -An add-on for any kind of human-machine interface -Microwave ovens -Doorbell -Alarm device -Electrical alarm -Timer Package Include: 1xGrove Buzzer