The Crowtail Buzzer module is for making sound in your project. It sounds when activated by a logic HIGH signal. Connect the buzzer to any of the D(digital) ports of Crowtail- Base Shiled, you can easily make it sounds with setting the related ports to lo https://elecena.pl/product/6057020/crowtail-buzzer-2-0 2016-05-07 https://elecena.pl/product/6057020/crowtail-buzzer-2-0 2017-08-30 https://elecena.pl/product/6057020/crowtail-buzzer-2-0 2025-12-17