Features:
Pickup, tuner and equalizer system for acoustic guitars.
3-band EQ (BASS, MIDDLE, TREBLE).
With LCD display for showing the tuning information.
With control knob and low check .
for acoustic guitar players to improve the guitar sound.

Specifications:
Material:
Control : Bass --±12dB at 75Hz
                       Middle --±12dB at 750Hz
                       Treble -- ±12dB at 10KHz
A4 frequency: 440HZ
Tuning : A0(27.5Hz) - C8 (4186.01Hz)
: 1 * 9V (not included)
Item Size: 5 * 5 * 3cm / 2 * 2 * 1.2in; 6 * 3.5 * 5.5cm / 2.4 * 1.4 * 2.2in
Item Weight: 80g / 2.8oz
Package Size: 10.5 * 7 * 7cm / 4.1 * 2.8 * 2.8in
Package Weight: 110g / 3.9oz

Note:
is not included.

Package List: I2541
1 * Guitar Pick-up System