Speaker

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Description

A Speaker has two connectors and can generate sounds if you apply a frequency. For most speakers one connection is + and one is -. If you connect it to the ESP + is connected to the Pin and - to GND.

For more details look at the following pages:

basic operation and sound generation:Piezo Speaker
Connecting a speaker with an amplifier: PAM8403_Stereo_Amplifier

Related Tutorial Videos

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