Specifications Chromatic: A1(73.4Hz) -A6 (1760Hz) Guitar: 1E 2B 3G 4D 5A 6E Bass: 1G 2D 3A 4E Pitch Shift: 436Hz 438Hz 442Hz 444Hz Indicator: LCD Battery: AAA Size x 2 3V Measurement: 103mm x 67mm x 19mm Weight: <60g