One of our most popular tuners ever.

The TU-12 is the tuner that established BOSS quality, reliability and durability as the industry standard.

• Highly visible sharp/flat LED indicators, tuning meter for precise information
• Adjustable standard pitch from 440 to 445Hz in 1Hz increments
• Switchable between Guitar/Bass and Automatic Chromatic tuning
• Built-in condenser mic for acoustic instrument tuning
• Includes carry case thout sits nicely on the top of your amp