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  1. American Bass High End 7 Band Equalizer Voltage Display

    Whats in the box: (1) 7 Band Digital Equalizer AB 7BVEQ. Pre Graphic Frequency: 50hz, 125hz, 315hz, 750hz, 2.2khz, 6khz, 12khz. Equalization Range: +- 12db. Subwoofer Frequency: 30hz-300hz. Input Impedance: 15k Ohms.

    eBay

  2. NE5532 4-Piece DC 12-30 Voltage Stereo Operational

    Chip model: NE5532. 4 x NE5532 Preamplifier Module. This audio preamplifier board, which belongs to the audio preamp, directly connected to the speaker is not sound.It needs to connect the amplifier to the audio output, the power will be connected to the speaker to have a sound.

    eBay

  3. TPA3116D2 Power Amplifier Module with Preamplifier NE5532 for Home Theater Audio

    Pre-amp chip: NE5532. Excellent Signal-to-Noise Ratio: With a signal-to-noise ratio of 100dB, this audio amplifier panel provides clear and high-quality sound with minimal distortion or interference.

    eBay

  4. American Bass High End 7 Band Equalizer Voltage Display

    Pre Graphic Frequency: 50hz, 125hz, 315hz, 750hz, 2.2khz, 6khz, 12khz. Equalization Range: +- 12db. Subwoofer Frequency: 30hz-300hz. Input Impedance: 15k Ohms. S/N Ratio: 90db. THD.05%. Channel Separation: 70db.

    eBay

  5. Preamplifier Board Wide Range of All Amplifiers 5 Times Rate Wide Voltage

    Smaller noise floor.It is suitable for a wide range of preamplifier amplification of all amplifiers. Adopt high performance NE5532 chip, with low noise and excellent output drive performance. Made with high quality electronic components, stable performance, long service life.

    eBay

  6. Digital Front Amplifier Board Preamplifier 5 Times Rate Wide Voltage

    brand new and high quality Features: Name:NE5532 OP-AMP Board Board size:50*30*15 mm Installation size:43*23mm Working voltage: DC: 12V-30V Magnification ：5 times Channel: Stereo Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes（without retail package）: 1 x Amplifier Board

    eBay

  7. American Bass High End 7 Band Equalizer Voltage Display Black

    Pre Graphic Frequency: 50hz, 125hz, 315hz, 750hz, 2.2khz, 6khz, 12khz. Equalization Range: +- 12db. Subwoofer Frequency: 30hz-300hz. Input Impedance: 15k Ohms. S/N Ratio: 90db. THD.05%. Channel Separation: 70db.

    eBay

  8. American Bass High End 7 Band Equalizer Voltage Display Black

    Pre Graphic Frequency: 50hz, 125hz, 315hz, 750hz, 2.2khz, 6khz, 12khz. Equalization Range: +- 12db. Subwoofer Frequency: 30hz-300hz. Input Impedance: 15k Ohms. S/N Ratio: 90db. THD.05%. Channel Separation: 70db.

    eBay

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