BOSS TU-30 Tuner & Metronome


Out of Stock

SKU: TU-30 Categories: ,


For years, the TU-80 Tuner & Metronome has been an essential tool for musicians and music educators everywhere. With the TU-30, BOSS delivers the TU-80’s main features in an even more compact size. All the basics are carried over, including Accu-Pitch, multiple tuning modes and rhythm patterns, the ability to sound reference pitches, and more. Combining trusted BOSS tuning with a versatile metronome, the TU-30 is a must-have companion for learning, practice, and performing.


  • Pro BOSS tuner and versatile metronome in one
  • Supports chromatic tuning, guitars, basses, and flat tuning
  • Convenient Accu-Pitch function sounds a tone when you’ve reached the correct pitch
  • Reference pitch function makes it easy to verify tuning by ear
  • Metronome features multiple rhythm styles and visual display
  • Instrument input for tuning electric guitars, basses, and other instruments
  • Built-in mic for tuning acoustic instruments
  • Runs on two AAA batteries


Reference Pitch: A4 = 435 Hz–446 Hz
Tuning Range: E0 (20.6 Hz)–C8 (4,186 Hz)
Internal Tuning Accuracy:+/-1 cent

Tempo: 30–250
Rhythm Style: Quarter note, Eighth rest and eighth note, Eighth note, Triple, Triple with center rest, Sixteenth note, Clave (3-2, 2-3)
Beat: 0–9

Input Impedance
680 k ohms

LCD Display, Tuning Guide LED

Input jack

Power Supply
Dry Battery (R03/LR03 (AAA) Type) x 2
Power Consumption
15 mA (Metronome mode)
8 mA (Tuner mode and A4 = 440 Hz input)
*Expected battery life under continuous use (Carbon): Approximately 50 hours (A4 continuous input)
These figures will vary depending on the actual conditions of use.

Dry Battery (R03 (AAA) Type) x 2
Owner’s Manual
Leaflet (“USING THE UNIT SAFELY”, “IMPORTANT NOTES” and “Information”)

Size and Weight
Width 90 mm [3-9/16 inches]
Depth 60 mm [2-3/8 inches]
Height 25 mm [1 inches]
Weight (including battery) 90 g [4 oz]