MCU RGB Display Pattern Dual Channel 24 LED VU Level Indicator Meter F Amplifier
6,34 €
Audio Signal: pick up the three lines on the headphone jack, respectively is a signal Ground (together with the power of the board negative), left channel, right channel. After power on, in fact inside each led is red, green, blue three different colors LED integrated together, in addition to normal display red, green, blue three color, red and green can mixed yellow, red and blue can mixed magenta, green and blue can mixed cyan.
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