Analizador de espectro musical Ecualizador digital LED a todo color 31 segmentos Ecualizador Afinación

0: Ordinary spectrum, the two channels are mixed;. GAIN——Gain setting, range: 0-19 gain increases gradually, default value: 5;. 1: Ordinary spectrum with the peak point at the top;. 2: Ordinary spectrum, baseline is the center horizontal;.

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