Boss TU-3 Chromatic Tuner compact pedal

• 21-segment LED meter with adjustable brightness for any lighting condition • Tuning accuracy of +/- one cent • Accu-Pitch Sign function confirms when tuning is complete • Chromatic, Guitar, and Bass modes for versatile instrument support • Guitar mode supports 7-string guitars with flat tuning down to six semitones below standard pitch • Bass mode handles 5- and 6-string instruments with three-semitone flat tuning capability • Silent tuning on stage—output mutes automatically when engaged • DC output jack for powering additional pedals (requires optional PSA-series adaptor and PCS-20A cable) • Industry-standard reliability for studio and live performance • BOSS five-year warranty