small, cool, and feature-packed, boss’s new tu-88 is a must-have for guitar and bass players on the go.
available in black or white, it provides needle-accurate tuning, a metronome, and a headphone amp for private tuning, warm-ups, and effects verification.
three tuning modes (chromatic, guitar, bass), flat tuning function, and accu-pitch verification with an audible beep
built-in headphone amp lets you tune, warm up, and check your effects in private
built-in metronome with selectable rhythmic patterns and volume control
mix in allows jamming with an external music-playback device (ipod, etc.)
tuning range: e0 (20.6hz) – c8 (4,186.0hz)
reference pitch: a4 (435–446hz)
tuning accuracy: ± 1 cent
power supply: dry battery 6f22/6lr61 (9 v) type, ac adaptor dc 9v (psa series; optional)
current draw: 30 ma
expected battery life under continuous use (carbon): approximately 8 hours *this figure will vary depending on the actual conditions of use.
dimensions: 140.0 (w) x79.5 (d) x 30.1 (h) mm / 5-9/16 (w) x 3-3/16 (d) x 1-3/16 (h) inches
weight: 190 g, 7 oz (including battery)
accessories: dry battery 6f22 (9 v) type (carbon), owner’s manual, leaflet (“using the unit safely” and “important notes”), information