Used BOSS TU3 Chromatic Tuner Pedal

Used BOSS TU-3 Chromatic Tuner Pedal in great condition, delivering fast, accurate tuning with roadworthy reliability. Chromatic tuning supports guitar and bass, with a bright 21-segment LED meter for easy visibility on dark stages. Features a High-Brightness mode, Accu-Pitch confirmation, and selectable true-bypass or buffered output. Calibrate from 436–445 Hz and power via standard 9V DC supply for seamless pedalboard integration.