- Dual wall and ceiling installation design - Auto-locking system provides variable height settings - Standard 4-side black masking borders - MaxWhite screen material is durable and easy to clean - 160° 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 - Optional 6\", 12\", and 18\" L brackets available - 2-year parts & labor premium warranty