Newly upgraded 3D technologyGaming and watching movies with virtual reality headsets work best when your eyes properly align with the screen box. The large lens barrel has a wider field of view, and the interpupillary distance design with adjustable gears can avoid problems such as ghosting .VR resources can be downloaded from various application stores and websites. The image quality depends on the resolution of your phone and the quality of the video. Increase your phone brightness, and then cancel the "automatic brightness adjustment" (better results) Gamepad & multiple applicationsAdditional game controllers provide more ways to play, Upload 3D videos sources in the ios App store, Youtube and other APP stores for massive content 3D movies, animation, panorama concert, VR games, etc.Most of the IOS users will receive the handle will not be able to use it, because of the limitations of the IOS system Unless the cracked version of the IOS system can be used Compatibility All SmartphonesVR Glasses can fit for most non-curved smartphones with screen sizes from 3.5~7.2 inch compatible Please noteThe handles and eye masks need to be open the original packaging and then installed, so buyers may feel that they are second-hand products after receiving the products. Please rest assured, we are all original exporters.