ABS protective silicone, soft and wear-resistant protects the sound of the guitar, is soft and not easy to deform in collision, has good stability, reduces friction, and better protects the guitar.Lightweight and , foldable storage, Bluetooth connection, built-in resonance sound unit, transmission data 10M, can use about 6H, place guitar, guitar box resonance sound, can be used as audioEasy to install and durable in use.High Wear-resistant and durability.100% Band new and high quality.Name: guitar box sound bracket with resonant Bluetooth speakerMaterial: ABS+ silica gel+aluminum alloyColor: silverSize: 23 x 30.5 x 27.5cm.Weight: about 585 gramsPackage Contents:1 x Bracket1 x charging line1 x Chinese and English instructionsOnly 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.