NE5532 HIFI Stereo Preamplifier Tone Board Treble Mediant Bass Volume Control AC 12V-18V

Feature: 1. Includes 10X preamp tone board as well as treble, mediant, bass and volume control. 2. Selection premium electronic components, adopt NE5532 operational amplifier, high quality potentiometer,for black BP Promise coupling capacitor, 1% metal film resistor, capacitors, etc. 3. With op amp IC socket, convenient to upgrade for flexible use. 4. Reasonable circuit board layout, small noise, beautiful component layout. 5. AC 12V-18V power supply voltage. Specification: Item Type: NE5532 Preamplifier Tone Board Supply Voltage: Power Supply AC 12V-18V Number of Channel: Channel Adjustment Type: 4 channels (Treble, Mediant, Bass, Volume) Audio Input:For socket Audio Output: 3P terminal Input Voltage: 3P terminal PCB Size: 112x68x23mm / 4.41x2.68x0.91in Installation Size: 98.5x47.5mm / 3.88x1.87in Mounting Hole: 3mm/0.12in Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List: 1 x NE5532 Preamplifier Tone Board 4 x Gasket 4 x Knob 4 x Nut