With sound level meter and colorful indicators: besides adding power and input indicator to show the working status clearly in real time, also design a simple LED music spectrum, which can jump consistent with the amplitude of output volume, dynamically decorate your auditory feast. Compact size with enough output power: adopting classical TPA3116D2 chip, can output sufficient power to drive most home desktop/bookshelf speakers easily. The sound is clear and delicate, no pop sound when skipping or pausing songs.
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