Wall mount tuner for guitar and bassguitar from Pitchblack series. Perfect tuner for a store, studio, or music room. Tuner has a large display with both letter and meter displays, making it very easy to see across a room. There is also a small wireless transmitter so you can take the tuner to your instrument rather than vice-versa- super convenient. Features highly visible and readable 3D display. Range: E0 (20,60 Hz) – C8 (4186 Hz). Calibration Range: A4 = 436 - 445 Hz (1 Hz steps). Wirelles: 2,4 GHz. Impedance: 1 Mohm. Power: Tuner: AC Adapter; Transmitter: CR2032 (3V) battery. Dimensions: 263 x 47 x 462 mm. Weight: 1,6 kg. Package contens: AC Adapter, battery. Colour: Black