Acoustic guitar pickup

[Battery]: 1*6F22 9V battery (not included, buy separately if needed)
[Output]: 6.35 audio head output, directly connected to speakers
[Features]: able to input MP3, play piano with music,
The volume is controlled separately, and the three-band pickup tape is tuned.
[Installation]: Installation with openings on the side of the guitar
[Adjustable Audio]: Three-band equalization TREBLE/MIDDLE/BASS
[Applicable]: Folk guitar
[Pickup method]: Folk ballad hard stick pickup
[Buttons and indicators]: Low battery indicator (BATT)
Tuner switch (TUNER)
VOLUME adjusts the guitar volume output
Volume (MUSIC VOL) Adjust the MP3 output volume
TF CARD: Support TF card reading
USB interface: support U disk reading
Tuner display