Piezo Pickup/Pre-Amp Unit for Acoustic Guitars EQ-7545R

These great little powered pre-amp units include all of the parts you need to add a pickup to your acoustic or cigar box guitar. The rod piezo offers great tone and pickup range, and is made to be mounted beneath the saddle of a standard acoustic guitar, but it can be easily built into a cigar box guitar bridge as well, or mounted inside the instrument. These can be mounted into a guitar with no soldering necessary (though of course some cutting, drilling and other alterations would be needed).Please note that the plastic face is curved, so as to fit the curved side of a standard acoustic guitar. Here are the specs for these pre-amps: Features: Four-Band EQ Input Impedance: 2.2 MegaOhms Freq. Response: 20Hz - 20KHz Control Range: Bass: +/- 12dB at 60Hz Middle: +/- 12dB at 600Hz Treble: +/- 12dB at 2.2KHz Presence: +/- 12dB at 8 KHz Battery Life: Over 700 Hours Power Supply: 9V Battery Pickup: Piezo rod ceramic pickup Dimensions: 1.8" W x 4.1" L (46mm x 103mm)