Mini PAM8403 5V 2Channel USB Power Audio Amplifier Board Volume Control HC
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Product Information
PAM8403 is a small digital amplifier chip, high-definition sound quality highlights the advantages of digital chips, circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf (some sellers are less did not even 100uf capacitance) 1.6mm glass sheet, the real amplifier board did the most detailed, high-fidelity sound output 3W + 3W, is a rare good product enthusiasts amplifier, potentiometer using original anti-meter body, life expectancy up to 15 years, potentiometer with switch can cut off the power supply directly counterclockwise, Listing has been received by the buyer!
Feature
Power range: DC 2.5V – 5.5V
Minimum Output: 3W * 2
Dimensions: 29.5 * 20.2 * 15mm
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.