10 STCK. 2,5-5 V 2X3W Mini Audio Klasse D Verstärkerplatine PAM8403 Platine M4 A3GU
4,23 €
The unique non-LC filter Class D digital power board can be used directly USB-powered computer. Note: The left and right channel output of the "negative" and can not be together, otherwise it will burn IC, and take a good speaker should be preceded by electricity (load).
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