Housing: Die-cast metal

Foot switch functions: On / off

LED indicator: On / off

Display : Digital LED, 39 segments, showing octave range and note, tuning accuracy meter, selected pitch and flat tuning status

Tuning range: A0 (27.5Hz) to C8 (4186Hz)

Calibration: 436 - 445 Hz

Accuracy: ± 1 cent

Input and output: 3 x 6.35 mm (1/4") jack (instrument input, tuner output and true bypass output)

Power supply: 9V external DC adapter (not included) or 9V battery with adapter (included)

Dimensions: 7.3 x 11 x 5 cm (2.9 x 4.3 x 2")

Weight: 215 g (0.47 lb)