This item can be shipped to the following countries: USA
Specifications: Operating voltage: 2.5V-5.5V Maximum output power: 3W*2(5V 4Ω) Length: 29mm Width: 20mm Overall height after installed is about 16mm. Note: Please make sure the power supply is not more than 5.5V and please don't do reverse polarity for "+" and "-", or else, it will burn the board. Package included: 3 x PAM8403 Audio Amplifier Module
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*Disclaimer: These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.