Used BOSS TU-3 Tuner Pedal

Used and in Good condition, the BOSS TU-3 Tuner Pedal is a reliable stage-ready chromatic tuner trusted by musicians worldwide. Built into a road-tough BOSS stompbox chassis, it features a 21-segment LED meter with a High-Brightness mode for clear visibility in any lighting. The TU-3 supports flat tuning up to six semitones below standard pitch and includes Guitar/Bass modes with support for drop tunings. It offers true bypass operation for clean signal flow when disengaged and is powered via standard 9V battery or external power supply (not included). This used unit shows minor cosmetic signs of wear but functions perfectly, delivering accurate tuning with a detection range from C0 (16.35 Hz) to C8 (4186 Hz) and tuning accuracy within ±1 cent. Ideal for live or studio use, the BOSS TU-3 remains a must-have pedal for dependable, precise tuning.