What's in the box:

Acoustic Guitar Sound Hole Pickup Magnetic Passive Pick-up System with Tone Volume Control 6.35mm Interface (Standard)

Features:
Sound hole passive pickup system designed for acoustic folk guitars.
12-hole magnetic transducers capture vibrations quickly.
The TONE and VOLUME control knobs allow you to adjust guitar sounds freely.
With 6.35mm interface for connecting guitar amplifier to get more powerful sound.
Easy to install, no need to drill hole, just put the pickup into the guitar sound hole.

Specifications:
Interface: 6.35mm
Control Knob: Tone, volume
Item Weight: 175g/ 6.2oz

Package List:
1 * Pickup System