It is a good idea to own an electronic chromatic tuner if you need to tune your musical instrument every now and then. The good thing is with this chromatic tuner you can tune a variety of instruments with the Korg CA-40, including wind, string, and keyboard instruments. The pitch and range can be detected quickly and accurately. And alternatively, you can also use the separately sold contact microphone to send the vibration of the instrument directly to the tuner, so that you can tune accurately without worrying about other sounds in the environment. And an output jack (bypass) has been added to this digital tuner, making it easy to check the tuning even while you perform.
It is specially designed to be conveniently thin and compact .The pocket-sized tuner features a refined design with a stand on the back that lets you place this digital tuner on any surface. All in all ,a chromatic tuner has an enlarge screen for a clearer visibility. It provides both the accuracy of an LCD and the easy viewing of a needle-style meter, red and green LEDs are also provided to indicate pitch deviations, making tuning smooth and easy. If you are looking for a thin and compact chromatic tuner you can check their website for more information .