Keep Comfortable Adjustable headbands provide a secure, comfy fit. You can modify the pupil distance (PD) and focal length via dual focal length adjustments to meet your viewing needs. Dissipates Heat An external mobile phone holder helps your phone dissipate heat during extended use, improving protection and performance. 360 Degree Vision Antiglare lens technology delivers a clear, smooth 360degree view from any angle for an immersive VR experience. Wide Compatibility Compatible with all smartphones from 4.5 to 7.0 inches. Supports the latest phones and remains usable with older models. Use Scenarios Home entertainment: enjoy VR games and immersive video viewing in a comfortable setup. Travel and commuting: use on the go to watch content and explore VR experiences on a mobile device. Education and training: suitable for virtual tours, simulations, and learning apps that support mobile VR. Specifications at a glance Adjustable headband for comfortable fit Dual focal length with PD adjustment External phone holder for heat dissipation Antiglare lens for 360degree viewing Phone compatibility: 4.5–7.0 inch screens Note: This description preserves the stated functions, compatibility, size range, and features of the original product without adding specifications.