COMPATIBILITY: Compatible with Smartphones between 5-6 inch Android.Designed with specialized clamping structure,simple and convenient.It's perfect fit for about 80% of android phones. As for specific suitable cellphone model,please have a look for below specification;Phone connection: with Type-C & Micro USB two kinds of interfaces for video view. • SENSOR: Built-in high-precision 9-axis gyrometer,and high-performance MCU chip,ultra-low latency and no vertigo; Infrared proximity sensor enables light detecting calibration of facial location, no need to find the straight-ahead position.The screen will darken if VR headset are taken off for power saving mode; NOTE: OTG available in your phone is basis requirement for using all kinds of gyrometer sensor function in VR Headset Glasses. • BUTTON: Back key, A & B-key( A- Key is generally used for confirmation,B-Key is generally used for screen location calibration) on the VR Goggles,easy to operate and no hovering, supports bluetooth game controllers(Not included)to make sure more fun when playing games; Adjustable object/focal width between 27-37mm,best suit your visual needs. • CONTENT in JiDome Store:Around 100sets Videos comes from YouTube popular, Online video around 40sets are from IMDB and update once week;All video in the store compatible for all carboard VR contents;You also can search for videos from "YouTube VR","Pornhub","Google Spotlight Stories",“Within","Discover VR", "Jaunt", "RYOT" "Verse"and play in FiresVR Cinema (download in JiDome Store as manual),watch local 2D,3D and 360 degree panoramic videos enjoy immersive experience. • COMFORT: Self-adaptive Capillary distance around 62mm,compatible up to 600° of Nearsightedness;High-definition optical lenses,neat design with headband and soft sponge cushion, lightweight up to 260g minimizes eyestrain and provides you with a more pleasant immersive experience.96 degree wide-angle FOV will brings you a wonderful experience in virtual-reality world.