The BOSS TU-80 brings super-accurate LCD tuning to musicians at a very affordable price, while adding unique high-end features like a built-in metronome and Accu-Pitch™. The pocket-sized TU-80 runs on batteries and can tune almost any instrument, thanks to a chromatic tuning mode and ultra wide tuning range. It even tunes 7-string guitars and 6-string basses—putting the TU-80 in a class all its own. 

Features
Affordable and reliable LCD tuner with handy, built-in metronome
Supports chromatic tuning, plus 7-string guitars and 6-string basses
Accu-Pitch function sounds a tone when pitch is correct
Reference Tone Play function makes it easy to verify tuning by ear
Memory function stores your favorite tuner settings
Ultra-thin body fits easily into a guitar case or pocket
Metronome has 7 rhythms, 10 beats and cool animated LCD display

Reliable BOSS Tuning with Accu-Pitch
Thin is in. That’s why the new TU-80 was designed to be slim and light enough to fit in your pocket. Best of all, it sports reliable and accurate BOSS LCD tuning, along with Accu-Pitch, which plays a tone when you’re in tune. No more looking down at the tuner!

Versatile Tuning Modes and Metronome
Thanks to its chromatic and flat tuning capabilities, the TU-80 can tune just about any instrument—from guitars and basses to strings, brass and woodwinds. A handy Reference Tone Play function lets you hear the correct pitches, while a built-in metronome with seven rhythms and 10 beat variations makes practice more effective. No other tuner has all this!