Used BOSS TU3 Chromatic Tuner Pedal

Used and in excellent condition, the BOSS TU-3 Chromatic Tuner Pedal delivers dependable, accurate tuning in a rugged design trusted by professionals worldwide. Built with BOSS’s renowned durability, it features a bright 21-segment LED display with a High-Brightness mode that remains visible even on outdoor stages. Designed to support a wide range of instruments, it offers both Chromatic and Guitar/Bass modes—including compatibility with 7-string guitars and 6-string basses—as well as flat tuning up to six semitones for versatile setups. The TU-3 also provides silent tuning with output mute and includes a convenient power pass-through to support a full pedalboard, making it a smart and reliable choice for players who value performance and precision.