1.This module is ideally suited to adding noise to your project and is compatible with a pin pitch of 2.54mm while functioning with microcontrollers such as the Arduino. This module lets you respond to programmatic changes with a lovely annoying buzzer that can be altered over a range of frequencies to ensure maximum irritation.

2.To operate the IN pin must receive a voltage to trigger the buzzer.

3.This can be produced within all popular microcontrollers.