The Korg CA30 is a compact chromatic tuner with a high-precision LCD needle-type meter for stable tuning. Wide range of pitch detection covers C1-C8. Calibration function supports a variety of concert pitches.

* Produces reference tones * Low power consumption allows 100 hours of continuous battery life (2 AAA batteries included). * 1/4" mono input jack and a built-in high-sensitivity mic. Separately sold CM-100 Contact Mic can also be used to send vibrations directly to the tuner; especially good for high-noise environments.