Seiko SAT501 Chromatic Tuner
Seiko Chromatic Tuner, model SAT501. Features 3 modes: auto, manual, sound. Tuning range is A0 to C8. Reference tones are the 12 notes between C4 and B4. Pitch shift (ex. A4) is 410->450Hz. Features a built-in microphone, imput/output jack, auto power-off, memory backup. Batteries and manual included.