BOSS TU-3 Chromatic Tuner


21-segment LED meter with brightness control

High-Brightness mode enhances meter visibility outdoors

Accurate to +/- one cent

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 six semitones below standard pitch

Tuner automatically mutes when the tuner is on

Supplies power for up to seven BOSS compact effect pedals