This module features an on board digital buzzer. Give VCC and GND to the pins marked as + and -. And use the S (signal) pin for switching by Connecting it to your microcontroller or any push switch directly.
যোগাযোগঃ 69/E পান্থপথ, ঢাকা 1205
মোবাইলঃ ০১৭২৮৮৯৩৯৬৮
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