BOSS USED TU-3 Chromatic Tuner [S/N O2R7771] (BOSS) Tuner Istanbul/Agop or playing a sunset set

or playing a sunset set on the rooftop

Choose from a smooth-sounding germanium diode

yet not too loud for low-energy playing

delivering a sound unlike anything you've ever heard before

creating a stylish look

BOSS USED TU-3 Chromatic Tuner [S/N O2R7771] (BOSS) Tuner Istanbul/Agop or playing a sunset setA used BOSS TU 3 pedal tuner, a classic in the market, has arrived! Improved precision and 21 LEDs provide smooth movement to support quick and accurate tuning. It also features the standard function of muting the sound when the tuner is turned on. High brightness mode improves visibility outdoors. AccuPitch Sign Function: An LED indicator will signal the completion of tuning. Flat tuning is possible up to 6 semitones in guitar mode and up to 3