Come and see our amazing products. This screen magnifier uses HD blue-light Fresnel lens, high definition, much clearer and brighter than ordinary lens, magnifying your phone screen 2-3 times to avoid visual fatigue. making the viewing screen effect realistic and full of 3D and can effectively reduce the radiation. Adds a bluetooth sound system for you can experience the high and low sound effects of the theater diaphragm sound at any time. Height can be adjusted with the ring stand as you like.Foldable and adjustable phone stand design, Compatible with all smartphones Phone and Android phones, suitable for indoor, camping, tourism, leisure and other places. Pls confirm further with us if any query about packing info, inventory status and time schedule.