The Korg CA-30 Chromatic Tuner gives you a high-precision LCD needle-type meter. Wide range of pitch detection covers C1-C8. Calibration function lets you specify concert pitch. Built-in high-sensitivity mic. Produces reference tone on internal speaker. Auto power off. Low draw gets up to 100 hours of battery life in continuous use.

The Boss TU-12 Tuner is designed for precision tuning. This Boss tuner has high-visibility sharp/flat LED indicators, tuning meter, and adjustable pitch. Switchable between guitar/bass and autochromatic tuning. A built-in condenser mic on the Boss TU-12 makes acoustic instrument tuning easy.

The Sabine MetroTune MT-9000 is a chromatic auto tuner, advanced metronome, and tone generator in one! Large format LCD gives you a very accurate simulated needle display along with a 3-color LED tuning display. Woodblock-sounding metronome has a continuous volume control and includes 3 modes: standard, accented downbeat, and 5 useful rhythm figures (duplet, triplet, etc.).