Ibanez GU40-RD Tuner (Red)
When you make 6-string, 7-string and 8-string guitars for players who use all kinds of alternate tunings, you'd better be very serious about tuning. Ibanez are. Their wide variety of compact tuners offer strict accuracy, easy operation and the famous Ibanez reliability.
Features & SpecificationsTuning Range: A0 (27.50Hz) - C8 (4,186.00Hz)
Calibration: 435Hz - 445Hz
Power Supply: AAA battery x 2 (3V)
Input: Internal Mic, Input Jack
Output: Internal Speaker, Output Jack
Dimensions: 109 (W) x 73 (D) x 20 (H) mm