HORIZONTAL & VERTICAL SCREEN It's cool enough to switch between horizontal and vertical screen, shocking sound quality, large screen, clear details, and easier chasing drama. CLEAR SOUND Dual speakers + dual diaphragms to achieve 4 units of sound 4DG stereo high volume, enjoy cinema shock, presenting sound quality, mobile phone changes to the cinema in seconds. BOX TYPE The box type, the lens is scratch resistant, the pull out type is more convenient, avoiding wear and tear, long term practicality as new, portable storage. FOR MOST SMARTPHONES This mobile phone screen magnifier is designed for most smartphones. Suitable for IOS or for phones. Convenient to use. LOSSLESS AMPLIFICATION Suitable for HD magnification to read newspapers and books, zoom 3‑5 times to restore every detail clearly. Project from your phone to this amazing screen amplifier.