- Dual wall and ceiling installation design- Auto-locking system provides variable height settings in any position- Standard 4-side black masking borders- 4K Ultra HD Ready- MaxWhite screen material is durable and easy to clean- 180° wide viewing angle for commercial presentations or residential home cinema- Screen lanyard for easy operation included - allows screen's pull down handle to be reached from high areas- Black backed screen material eliminates light penetration for superior color reproduction- Diagonal sizes available range from 71" - 170" in 1:1, 4:3, 16:9 and 16:10 aspect ratio- Includes wood screws and drywall anchors- Optional 6" and 12" L brackets available- 2-year warranty- GREENGUARD® and GREENGUARD® Gold Certified | UL 2818