Features

• 21-segment LED meter with brightness control
• High Brightness mode enhances meter visibility outdoors
• Accu-Pitch Sign function provides visual verification when tuning is complete
• Chromatic and Guitar/Bass mode (tune by string number, with support for 7-string guitars and 6-string basses)
• Flat tuning is supported with Guitar Flat mode, which allows for drop tunings up to 6 semitones below standard pitch
• Signal is automatically muted when the tuner is on
• Supplies power for up to seven BOSS compact effect pedals (with optional PCS-20A cable, sold separately)
Accessories:
• Owner's Manual
• Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information")
• Dry battery/9V type (6F22)

Specs

• Tuning Range: C0 (16.35Hz) -C8 (4,186Hz)
• Reference Pitch: A4=436-445Hz (1Hz step)
• Tuning Accuracy: ±1 cent
• Power Supply: DC 9V: Dry battery 6F22 (9V) type (carbon), Dry battery 6LR61 (9V) type (alkaline), AC Adaptor
• Current Draw: 30 mA (DC 9V), 85mA (DC 9V, when High Brightness mode is on)