Shield buzzer for Wemos d1 Mini. The buzzer can be accessed on pin D5 by default. It is possible to solder a jumper to change the address to D6, D7 or D8 on the back of the expansion card. The buzzer operates in the frequency range 1 to 3 kHz.
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Brand | manufacturer: Wemos.cc
Equipment | Component | Other: Shield | Hat
Actuator: Buzzer | Audio MP3
Output | Relay: 1