JOYO EQ-MP3 3-Band EQ Equalizer System Acoustic Guitar Preamp EQ Equalizer Piezo Pickup LCD Tuner Amplifier

Features:
3-band preamp EQ equalizer, features accurate tuning, backlight LCD display, battery indicator light.
Rotate to adjust frequency(bass, middle, treble) and volume level, very convenient.
Connect with external speaker and audio inputs, press to control playing music from memory card or USB disk.
Lightweight, compact 3-band equalizer, well fitted into the acoustic guitar, allows easy tweaking controls, for better performance.

Specification:
Bass: ±12dB at 75Hz
Middle: ±12dB at 750Hz
Treble: ±12dB at 10KHz
Tuning Range: 0A(27.5Hz)-8C(4186.01Hz)
A4 Frequency: 440Hz
Memory Card Slot: Yes
USB Port: Yes
Power Supply: 1 * 6F22 9V Battery (Not Included)

Note:
3 band EQ equalizer set only, other accessories in the pictures are not included.
Please read the user manual carefully for more information, before usage.
Due to lighting or other reasons, the picture and material object may slightly differ.
Due to manual measurement, there may be deviation, please in kind prevail.

Packing List:
1 * 3 Band EQ Equalizer
1 * Pick-up Rod
1 * Plastic Base
1 * Cable Tie
10 * Screw
1 * User Manual