Xreal Air 2 Ultra — These are highly advanced augmented reality (AR) glasses, designed more for developers and people who want to experience spatial computing. Key features: - Lightweight AR glasses weighing approximately 83 grams. - Dual 1080p displays per eye with a refresh rate of up to 120Hz. - Advanced 6DoF tracking sensors to track your hand movements and the environment around you. - Displays 3D holograms over the real world. - Stylish titanium frame and comfortable to wear. - Connects via USB-C to your phone or computer. Price: $699. In summary: Powerful and excellent AR glasses for augmented reality and advanced experiences — more suitable for developers than the average user.