【Dimension Size & Certification】: 135-inch ALR projection screen diagonal 16:9 aspect ratio. Viewing Size: 66.1" H x 117.6" W. ISF Certified for accurate color reproduction—an industry benchmark for true-to-life, high-fidelity video performance. 【Screen Material】: CineGrey 5D angular-reflective material with Ceiling and Ambient Light Rejecting (CLR/ALR) technology. Delivers a 1.5 gain with an 80° viewing angle for enhanced brightness and contrast. Compatible with standard-throw projectors only. Supports 4K/8K Ultra HD, Active 3D, and is polarized for Passive 3D. GREENGUARD and GREENGUARD GOLD UL 2818 Certified for low indoor emissions and safe home use. 【Features】: Award-winning EDGE FREE Design for a modern, frameless look. Includes a lightweight, easy-to-assemble 6-piece split aluminum frame for hassle-free setup. Comes with all necessary installation and hanging hardware. Setup and installation videos available on the Elite Screens website for guided assistance. 【Instant Setup】: Aeon Screen Kit includes a complete installation kit with an optional ultra-thin bezel frame and sliding wall mount brackets for easy hanging and precise centering. Optional accessory (sold separately): Color-changing LED backlight for a customizable Halo Glow Effect. 【US Based Company Warranty】 2-year Manufacturer's /3-year-ENR-G enhanced warranty for any purchases made by Educational,Non-profit, Religious or Government/Military organization by Elite Screens if purchased NEW, an ISO9001 manufacturer since 2004 and Lifetime Tech Support by Elite Screens' Professional Service Team