Projection screen - Purpose: For multimedia presentations and home theater - Method of unfolding / folding: Manual - Semi-automatic, thanks to the automatic lock system (auto-lock) the screen stays exactly in the designated place. Other features: Rugged metal octagonal casing. Each screen packed in special reinforced corners to protect it in transport. - High quality Matt White surface provides excellent picture - Screen rewinds to the cassette - so we protect it from damage when not in use - At the bottom of the screen is a handle and a leash for easier folding / unfolding - Black border will provide even better contrast 203 x 152 cm - Material thickness: 0.36 mm - Reflection coefficient: G = 1 - Viewing Angle: 160 degrees - Screen color: matt white - Mounting: Both to the ceiling and to the wall - Housing material: Metal - Dimensions of the case: Width: 218,5cm. Height 7cm. - Dimensions of the black line: On the top 27cm, bottom 5,5cm, on the sides 4cm