Professional fisherman folk acoustic guitar sound pick-up, portable in size and weight, easy to install and remove, rotary knob operation and control, highly rate of work, low noise, nice extension and gain.Features:Portable in size and weight, included cable, easy to install and remove.Rotary knob operation and control, one hand is easy to operate.Highly rate of work, low noise, nice extension and gain.Faithfully reflects the timbre of the wood, eliminate noise and sound clear.High-end eco-friendly materials to prevent scratches on the guitar surface.Specifications:Color: BlackMaterial: ABS + Metal Cell: 1 * 9V Cell (not included)Package Weight: 85g / 0.28ouncesPackage Size: 90 * 90 * 80mm / 3.54 * 3.54 * 3.15inPacking List:1 * Sound Pick-Up1 Suit * Install Fittings