5 x Passives Summer Modul Low Level Trigger Soundmodul 3,3~5V 3 Pin Steuerung♡
6,06 €
Passive buzzer without oscillating source inside, so if you use DC signal, you can't make it scream. It must be driven by a square wave of 2K~5K. Item Type:Passive Buzzer. 5 x Passive Buzzer Module.
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