155' Aluminum Fixed Frame 16:9 Projector Screen Velvet Matte White Home Theater Large Display Area White Screen Wall Mounted Design Aluminum Alloy Frame Easy to Clean Wide Application Screen Resolution: 4K HD,Diagonal Size: 155 in/393.7 cm,View Angle: 160 (Actual),Screen Size: 135'x76'/342.9193 cm,Screen Material: PVC,Frame Material: Aluminum Alloy,Frame Surface Material: Black Velvet,Gain: 1.2,Item Weight: 20.5kg / 42.2lbs,Compatible Aspect Ratio: 16:9,Frame Size: 140' x 81'/355.6205.8 cm