The TU-3 is more than just a rock-solid, dependable tuner for your guitar rig — it's practically a modern legend. The latest member of BOSS's world-famous TU Series, the TU-3 is made to work night after night, stomp after stomp. And since it now features a high-brightness mode for your outdoor summer festival gigs, it'll work day after day too — you can bet the TU-3 will be glare-free, offering up a large, clear LED display to help you get in tune.

• Stompbox-style guitar tuner pedal
• 21-segment LED meter with brightness control
• High-brightness mode enhances meter visibility outdoors
• Accu-Pitch sign function provides visual verification when tuning is complete
• Chromatic and Guitar/Bass mode (tune by string number, with support for 7-string guitars and 6-string basses)
• Flat tuning is supported with Guitar Flat mode, which allows for Drop tunings up to 6 semitones below standard pitch
• Tuner automatically mutes when the tuner is on
• Can supply power for up to 7 BOSS compact effect pedals

Welcome to the #1 music store in the Louisville, KY and Southern Indiana area! Home of the world-renowned Guitar Emporium and social media series titled, “If You're In A Band”, Maxwell's House of Music is an award-winning music retail and education resource! NAMM international awards include: 2024 Dealer of the Year, 2024 Innovation Award, 2022 Best Store Design, and named a Top 100 Dealer every year for over a decade! Shop online or visit our 12,500 sq ft music superstore in Jeffersonville, Indiana! Please call us if you have any questions. 812-283-3304