GS-3 is an acoustic guitar onboard preamp that has 4 band EQ, Phase Reversal, and a built-in chromatic tuner with a high-definition LCD display. It has a Low Battery alert to remind you to change batteries. GS-3 is easy to be installed into a guitar and its size is only 55mm*92mm*33mm.
Specification:
- 4 Band EQ with Phase and LCD Chromatic Tuner
- Input impedance: 10MΩ
- Frequency Response: 20Hz~20KHz
- Control Range:
- Bass: +/-12dB at 100Hz
- Middle: +/-12dB at 800Hz
- High: +/-12dB at 3KHz
- Presence: +/-12dB at 10KHz
- Low battery check LED
- Battery life: over 100hours
- Power supply: 9V Alkaline Battery
- Pick-up: Piezo ceramic pick-up
- Output Jack: 6.35mm
- Size: 55mm* 92mm* 33mm