Boss TU-88 Black Electronic Guitar Tuner

Boss TU88 Black delivers a small, cool, and feature-packed electronic tuner for Guitar and Bass. Boss TU88 Black makes the ideal digital tuner for guitar and bass players on the go. TU-88 is available in black or white and 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