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If you have any more questions about this product, please do not hesitate to contact the  
Gear4music Customer Service Team on: 

+44 (0) 330 365 4444

 or 

[email protected]

 

 

 

 

 

 

 

PRECAUTIONS

•   To avoid damage, do not apply excessive force to the 

switches or controls.

•   For cleaning, wipe with a clean, dry cloth. Do not use 

flammable liquid cleaners such as benzene or thinner.

CONTROLS AND FUNCTIONS

1.  

 Power button (press and hold 2 seconds)  
& Tuning modes switch

2.

  Battery Compartment

3.

  Clip

4.

   Display:

 A. 

  Note name  

(for tuning modes of Chromatic/Guitar/ Bass/Violin/
Ukulele)

 B. 

  String number  

(fortuning modes of Guitar/Bass/ Violin/Ukulele)

 C. 

 Tuning mode

 D. 

 Meter

SPECIFICATIONS

Tuning modes  . . . . . . . . Chromatic, Guitar, Bass, Violin, Ukulele
Pitch range   . . . . . . . . . . 440Hz
Detection range  . . . . . . AO ( 27.5Hz )-C8 (4186.00Hz)
Tuning way   . . . . . . . . . . Clip ( tune by vibration)
Detection accuracy   . . . ± 0.5 cent
Power supply . . . . . . . . . one 2032 coin battery
Dimensions  . . . . . . . . . . 48mmX73mmX28mm
Weight  . . . . . . . . . . . . . . 23g
Included items   . . . . . . . Owner’s Manual, one 2032 coin battery

 

TUNING PROCEDURE

1.

   Press the power button and hold 2 seconds to turn on (off) 

the tuner.

2.

   Press the power button continuousely to select tuning mode 

out of Chromatic, Guitar, Bass, Violin and Ukulele.

3.

  Clip the tuner onto your instrument.

4.

   Play a single note on your instrument, the note name (and 

string number) will appear in the display.  
The screen colour will change. And the meter moves.

  •   Backlight turns green; and meter stands in the middle: note 

in tune

  •   Backlight stays white; and meter points to left or right: flat or 

sharp note

  *   In Chromatic mode, the display shows the note name.
  *   In Guitar, Bass, Violin and Ukulele mode, the display shows 

the string number and the note name.

POWER SAVING FUNCTION

lf there is no signal inputs in 3 minutes after the power is on, the 
tuner will turn off automatically.

INSTALLING THE BATTERY

Pressing on the cover as marked in the back of the product, 
open the case, insert a CR2032 coin battery being careful to 
observe the correct polarity. Battery life may differ according 
to the conditions of use. If the unit malfunctions, and turning 
the power OFF and then ON does not resolve the problem, 
please remove and wait for 5 minutes to reinstall the battery. 
Battery attached is only for testing. Please change to a new high 
standard battery when necessary.

COT-01A

  HEADSTOCK CLIP-ON  

CHROMATIC TUNER 

USER MANUAL

1

3

4

C

B

A

D

2

MADE IN CHINA

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