Boss TU-3S Chromatic Tuner

The Boss TU 3S Chromatic Tuner is a compact and always on tuner that delivers the trusted performance of the TU 3 in a smaller footprint. Designed to save valuable pedalboard space it features the same bright 21 segment LED display and tuning precision with Chromatic Guitar and Bass modes plus support for drop tunings and extended range instruments. Ideal for pedal switching systems like the BOSS ES 8 and ES 5 the TU 3S stays constantly active without a footswitch ensuring instant tuning feedback. It requires a PSA series power adaptor and cannot be powered by batteries....Read More...»»