360 ROTATION: Guitar live video mobile phone holder, with 360 spherical head, can change the angle at will, double hole design, can be installed horizontally and vertically, simple operation. The piano head holder and mobile phone holder are equipped with a sponge inner pad to protect the guitar surface and prevent the phone from scratching. MATERIAL: Made of sponge and metal, durable, , not easy to rust, and the soft sponge part prevents slipping and pinching. FUNCTION: Using this stand holder, you can watch the and song sheet by your cell phone when you playing guitar. UNIVERSAL: Universal for most phone and models. Colour:Black Material:Metal, sponge Package Contents: 1 * Phone Holder 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.