SE?5N 5 Band Guitar Pickup System EQ Equalizer Pickup Tuner, Pickup Equalizer Tuner 3 in 1 Acoustic Guitar Musical Instrument Accessory Kit Piezo Ceramic Pick Up LED Display

Specifications:
Condition: 100% Brand New
Material: Metal+Plastic
Weight: Approx. 133g / 4.7oz
Color: Black
Pick-up: Piezo Ceramic Pick-up
Input Impedance: 10M?
Frequency Response: 20Hz-20KHz
Control Range: Bass: (+/-)12dB at 60Hz, Middle.1: (+/-)12dB at 450Hz, Middle.2: (+/-)12dB at 2KHz, Treble: (+/-)12dB at 3.5KHz, Presence: (+/-)12dB at 10KHz
Output Jack: 6.35mm & XLR Output Jacks
Power Supply: 1 * 9V Battery(Not Included)
Size: Approx. 7.6 * 4.6 * 2.5cm / 3 * 1.8 * 1.0in(Equalizer), 5.5 * 4.5 * 5.5cm / 2.2 * 1.8 * 2.2in(Battery Box)

Package list:
1 * Equalizer
1 * Battery Box
1 * Pickup Bar
1 * Glue Cushion
1 * Plastic Tie
8 * Screw
Battery is not included.