1 Set 3-band Bass Pickup Preamp Pickup. Treble: 12dB at 7KHz. Bass: 12dB at 85Hz. Power 9V battery not included. It's just take you 1 minute. People always bought together with. We'd like to settle any problem in a friendly manner.
3 Band AMP EQ Preamp Circuit Bass Guitar Wiring Harness Bass Pickup
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