Pre-Amplifier Module Digital Audio Front Amplifier Board NE5532 DC12-30V
3,06 €
Chip model: NE5532. XH-A902 audio preamplifier board belongs to the audio preamplifier. There will be no sound when directly connected to the speaker. You need to connect the power amplifier to the audio output, and the power amplifier will have sound when connected to the speaker.
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