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Feature

This board with NE5532 Tone Amplifier
This tone board contains 5 times preamplification as well as treble, midrange, bass, volume control; LED power indicator is added to the board

Description

This tone board contains 5 times preamplification as well as treble, midrange, bass, volume control; LED power indicator is added to the board.
Power supply voltage: dual AC 12V-22V
Recommended voltage double 15V to 20V
Power supply voltage regulation adopts LM337; LM317 high precision voltage regulator