[elecena] KY-012 Buzzer module active - zmiany ceny This is a breakout Board with active Buzzer Operating Voltage 5 VMaximum Current 30mA / 5VDCFrequency 2500Hz ± 300HzMinimum Sound Output 85Db @ 10cm KY-012 Buzzer module active - 3.04 EUR https://elecena.pl/product/17096839/ky-012-buzzer-module-active 2020-08-04 KY-012 Buzzer module active - 3.08 EUR https://elecena.pl/product/17096839/ky-012-buzzer-module-active 2024-04-30