Audio Amplifier Module with Speaker for Arduino (CE07850)

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An easy way to add audio effects or music to your next project. The compact board measures just 47mmm long and features a 23mm diameter speaker, 2W amplifier, and a trimpot for volume control. Powered from 5V.

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Does this have a coupling capacitor? I want to drive drive from an Arduino PWM pin

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According to the data sheet this device is driven by a digital output, so no coupling capacitor would be required.

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How much is the gain?

Hi Tepalia,

Looks like the amp chip is rated for 2W, but the speaker is only rated for 0.15W. Any other specs you were after?


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