Aktives Summer Alarmmodul Sensor Signalton Audion Bedienfeld für Auslöser 3,3-5 V
ab 2,08 €
Passive buzzer Low level trigger Active buzzer high level trigger. When the I/O port input level, the buzzer sounds. Active buzzer low level trigger. The module is driven by s8550 triode. The module is driven by S8050 triode.
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