IOTaudios NE5532/ JRC4558 Bass mids Treble Bluetooth Preamplifier Volume Tone Control Board Dual AC 12V - 15V Audio Power Amplifier Board

الوصف

This tone board includes 10 times preamplifier and treble, midrange, bass, and volume control Reasonable circuit board wiring, low noise, beautiful component layout Product name: NE5532/ jrc4558 preamp tone board Product model: Ink-preamp-BT Power supply voltage double: 12VAC-15VAC (the double 12V-10-12v Channel type: dual channel Adjustment type: four channels (Master, treble, midrange and bass) Audio output: 3P terminal block Power input: 3P terminal block