Features:
Active magnetic sound hole pickup for folk guitar.
Electromagnetic dual coil design, high reduction degree.
With volume and tone control knobs.
With end pin jack, easy installation.
Applicable dimension of the guitar: 39", 40", 41", 42".

Specifications:
Power Supply: 2 * CR2032 Batteries (not included)
Package Size: 19 * 13.5 * 6cm / 7.5 * 5.3 * 2.4in
Package Weight: 315g / 11.1oz

Note:
Batteries are not included.

Package List:
1 * Pickup System
1 * User Manual (English & Chinese)