Features:

-Compact chromatic tuner, ideal for brass band or orchestra.

-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.

-Sound Out produces a reference tone from the internal speaker.

-Auto Power Off function conserves battery life.

-Memory Backup function.

-Approximately 100 hours of continuous use.