Specifications:
Material: Plastic
Control Range:
Bass --±12dB at 80Hz
Middle-L --±12dB at 500Hz
Middle-H -- ±12dB at 1KHz-2KHz
Treble -- ±12dB at 10KHz
Pres -- ±12dB at 3KHz
A4 frequency: 440HZ
Tuning Range: A0(27.5Hz) - C8 (4186.01Hz)
Power Supply: 1 * 9V Battery (not included)
Item Size: 8.5 * 5.5 * 4.5cm / 3.3 * 2.2 * 1.8in
Item Weight: 90g / 3.2oz
Package Size: 10.5 * 7 * 7cm / 4.1 * 2.8 * 2.8in
Package Weight: 115g / 4.1oz

Note:
Battery is not included.

Package List:
1 * Guitar Pick-up System