Amazingly versatile pedal in excellent condition.

From Reverb: "A pairing of JFET and IC analog channels sits at the center of the Chase Bliss Audio Brothers, a mile-high tone stack packing six individual overdrive, boost, and fuzz circuits. Created in tandem with Resonant Electronic, the Brothers' A and B channels can operate independently, feed into one another, or run in parallel to color and adjust unique circuit pairings along with 16 side-mounted expression switches to produce gated fuzzes, pristine boosts, Tejas-style overdrives, and plenty more"