Features: 1.Electric transducer is suitable for any acoustic guitar with sound holes and steel strings 2.With sound and volume control, also comes with amplifier connection cable and jack 3.Easy to install, just insert the pickup into the point and clamp the left side of the point, then use a wrench to tighten the right side of the point, and connect the wires at the bottom of the guitar to the amplifier and speakers 4.Produces a clean sound with low feedback, and the clip on the felt back protects the guitar from scratches or damage 5.Suitable for folk acoustic guitars, snap?on installation without openings, come with a 2.5meter cable specification:Item Type: Acoustic Guitar Electric Transducer Material: PVC Product Size: Main Body(LxWxH): Approx. 132 x 41.5 x 47mm / 5.2 x 1.6 x 1.9in Cable Length: Approx. 2.5meter / 8.2ft Product Attributes: For folk acoustic guitars, clip-on installation without holes, with volume adjustment function, with a 2.5meter cable PackageList: 1 x Pickup 1 x Connection Cable