This digital speaker module integrates an adjustable volume potentiometer, a speaker, a 2W audio amplifier chip and a 3-pin header interface. It can easily amplify small audio signals by providing a max. 8.5 times amplification, and play the amplified signal through the speaker.
Features:

1. speaker module with integrated 2 W audio amplifier
2. adjustable volume potentiometer

Specifications:

1. supply voltage: 5 V DC
2. operating current: max. 500 mA
3. maximum power: 2 W
4. maximum speaker volume: 80 dB
5. amplifier chip: SC8002B
6. weight: 8,4 g
7. dimensions (W x L x H): 47 x 30 x 13 mm

manual_wpm457.pdf

ce_rohs_open.pdf