The Sound Clip reflects a violin or viola's true sound without damaging the inst ent. Tone, color and pickup sensitivity is adjusted by varying its placement in the F-hole. The jack easily mounts to the corner block which eliminates adding any weight to your tailpiece. Enables the cable to be providing the musician free motion. The low-profile amplifies your acoustic inst ent without sacrificing its aesthetics or playability. It's ready to amplify with no batteries or charging required. pickup technology enables any violin or viola to experience the signature Sound. Upgrade your violin with this accessory. Colour:As Shown Material:Plastic+Metal+Wood Package Contents: 1 * Pickup Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.