Used BOSS TU-3s Chromatic Tuner Tuner Pedal

Dial in perfect pitch with this used BOSS TU-3s Chromatic Tuner pedal in great condition. The compact “S” model saves space while delivering fast, accurate tuning for guitar and bass with a bright 21-segment LED meter and high-visibility display. Choose Chromatic or Guitar/Bass modes, calibrate from 436–445 Hz, and enjoy silent tuning via mute. Built tough for the road, it runs on standard 9V pedal power and integrates easily into any pedalboard.