A compact pedal with a fully analog circuit that condenses the preamp sound of a historic classic into one unit The historic BOSS CE-1 Chorus Ensemble and Roland RE-201 Space Echo are both highly acclaimed for their unique preamps, as well as their unique effects. These unique preamps refined the sonic character of instruments and delivered a supreme sound, and continue to form the foundation of guitarists' sounds today. The BP-1W is a compact, all-analog pedal that captures the preamp sound of this legendary pedal. It features three booster/preamp modes meticulously designed by BOSS engineers with exceptional technical expertise, delivering captivating tones that will captivate any guitarist. There is some wear on the exterior, but there is no problem with operation. Accessories: Box Warranty: No warranty, sold as is