Scale : 12-note equal temperament
Detection Range : A0 (27.50 Hz) – C8 (4186 Hz) (A4 = 440 Hz)
Tuning Types : Regular, Chromatic, Open (D, G, E, A), DADGAD, Bass
Tuning Modes : Meter Mode (AUTO, MANUAL), Sound
Flat Tuning : one – four half-note (half-note step)
Calibration : A4 = 438 – 445 Hz (1 Hz step)
Detection Accuracy : ± 1 cent
Tone Accuracy : ± 1.5 cent
Connectors : INPUT (1/4” phone jack), OUTPUT (1/4” phone jack), DC IN (9 V)
Power Supply : two AAA batteries (3 V), or AC adapter (separately sold option)
Battery Life : approx. 100 hours (with alkaline batteries, in Meter Mode, A4 tone continuous input, without backlit)
Dimensions : (W x D x H)74 x 120 x 36 mm / 2.91” x 4.72” x 1.42”