GT-3 is a 4 band EQ with Chromatic tuner and Phase effect. It is very easy to install into a guitar. It has automatic battery charge detection.

PARAMETERS:

• Features: 4 band EQ / chromatic tuner / feedback-fighting notch filter / phase
• Input impedance: 10MΩ
• Frequency Response: 20Hz-20kHz
• Control Range: Low ±12dB at 100Hz / Middle ±12dB at 800Hz / High ±12dB at 4kHz / Brilliance ±12dB at 10kHz
• Pick-up: piezo ceramic pick-up
• Output jack: 6.35mm
• Low battery check LED
• Battery life: over 100 hours
• Power supply: 9V alkaline battery
• Dimensions: 54mm(L) x 52mm(W)