Used BOSS TU3 Chromatic Tuner Pedal

Used BOSS TU-3 Chromatic Tuner Pedal in good condition, delivering fast, accurate tuning in a rugged, stage-ready stompbox. Features chromatic and guitar/bass modes, bright 21-segment LED meter with High-Brightness option, and a convenient mute/bypass for silent tuning. Supports tuning from C0 to C8 with A4 calibration from 436–445 Hz, runs on 9V battery or PSA adapter, and includes a DC out to power additional pedals.