This Faith Guitar is fitted with a Fishman Isys-T preamp (named Presys-T from 2019), and sonicore pickup. The output jack is combined with the strap button with a battery box fitted to the base of the guitar. The preamp features a Tuner, a contour button - choosing a flat EQ or a scooped EQ , and a phase button. https://www.faithguitars.com/electronics