The AT-320B is a clip-on tuner specifically designed for guitar bass ukulele & chromatic instruments.

The tuner easily clips on to your instrument headstock, and picks up the vibrations to recognise the pitch.

 It features a two colour backlight screen - when the pitch name is lit up green, the instrument is in tune. When it is lit up red, the instrument is not in tune.

The tuner will also stand on any level surface to tune with the internal microphone

The tuning mode includes: 12 note chromatic, 6 & 7 string guitar, 4,5 & 6 string bass & ukulele (key of C).

The AT320B has a pitch range of:  435Hz - 445Hz (1Hz steps), and is powered by 1 x 2032 coin or button battery

• Screen: Only string number for guitar as 1, 2, 3, 4, 5, 6, 7; for bass as 1, 2, 3, 4;
                 and for ukulele as 1, 2, 3, 4.
                 12 different note name for chromatic.
  
• Tuning mode: Chromatic 12 note, 7-string guitar (including 6-string guitar), 6-string
                             bass (including 4-string bass and 5-string bass), Ukulele (Key C)
  
• Tuning: Clip ( tune by vibration when clipping on instrument ), Mic ( tune by internal
                mic detecting instrument sound )
  
• Pitch range: 435Hz – 445Hz (1Hz steps)
• Flat: b, bb, bbb, bbbb
• Detection accuracy: +-0.5 cent
• Power supply: one 2032 coin batter