Boss Tu-3 Tuner Pedal

The Boss TU-3 Chromatic Tuner is the industry-standard pedal tuner trusted by musicians worldwide for its speed, accuracy, and reliability. Featuring a bright, easy-to-read LED display with a 21-segment meter, the TU-3 ensures precise tuning in any environment—from dark stages to outdoor daylight. With multiple tuning modes, including chromatic and guitar/bass-specific settings, the TU-3 adapts to any instrument or playing style. Its Accu-Pitch Sign function provides visual confirmation when you’re perfectly in tune, while the high-visibility display makes quick adjustments effortless during live performances. Built with Boss’s legendary durability, the TU-3 is designed to withstand years of gigging. It also doubles as a power hub, capable of supplying power to other pedals on your board. Features: High-precision chromatic tuning with fast response Bright 21-segment LED meter with adjustable brightness Multiple modes: chromatic, guitar, and bass tuning Accu-Pitch Sign for visual tuning confirmation Output to power additional pedals (DC out) Mute function for silent tuning on stage Rugged Boss construction for long-lasting performance A must-have essential for any pedalboard, the TU-3 keeps your instrument perfectly in tune—whether you’re on stage, in the studio, or at home.