LYWS 2-Band Acoustic Guitar Preamp Piezo Pickup Equalizer EQ and Digital Tuner E-2T

Description: Function:2 Band EQ & LCD tuner Pick-up:Piezo ceramic pick-up Input impedance:10M? Frequency Response:20Hz-20kHz Control Range Bass: (+/-)12dB at 60Hz Treble: (+/-)12dB at 10kHz Master Volume Automatic Low Batt-check LED Balanced and Unbanlanced output jack LCD Tuner: Power, Note Knob Blue backlight for LCD Power needed: 1x 9V Battery(not included) Size: EQ: 46MM x 46MM x 44MM (L*W*H) Battery Case: 56MM x 46MM x 60MM (L*W*H) Package include: 1 set 2-Band EQ & Digital Tuner