All screens available in:1:1,4:3,16:9 format with or without black boarders Strong and elegant modern square case made by steel,two ends with plastic cover Wide used in home and conference room Chosen to fix on the wall or hang the ceiling General Specifications: Stock # 05356 Features: - 120" Diagonal with 16:9 ratio - Screen size:104 x 59 - Steel and Square casing - synchronous motor Technical Specifications 1 Matte White surface with four sides' black frame 2 Electric motor control smooth running 3RF Remote control and in-line switch 4gain:1.0-1.2