This digital loudspeaker module integrates an adjustable volume potentiometer, a loudspeaker, a 2W audio amplifier chip and a 3-pin header interface. It can easily amplify small audio signals by providing a max. 8.5-fold amplification and playing the amplified signal through the speaker. https://elecena.pl/product/28347999/whadda-wpm457-digital-speaker-module-with-volume-2w-amplifier 2025-04-12 https://elecena.pl/product/28347999/whadda-wpm457-digital-speaker-module-with-volume-2w-amplifier 2025-08-17