Double G0 Guitar Pickup Resonance Pickup Electric Bass Guitar Preamplifier Coil Soundhole Pickup

Info:
Features:
Sound hole vibration pickup with reverberation, chorus and delay effect.
Magnetic coil, volume, microphone, and phase independent adjustment.
Ergonomic design, more humanized control.
Using the same frequency resonance system to amplifies the guitar"s sound 30~50%.
Unplugged, with DSP reverberation effect.
Cork pad clamp, no damage to paint of instrument.
Sound hole installation, no need drill hole, easy to install.