Specifications Screen Resolution: 4K HD Compatible Aspect Ratio: 16:9 View Angle: 160° (Actual) Gain: 1.2 Diagonal Size: 155 in/393.7 cm Screen Material: PVC Frame Material: Aluminum Alloy Frame Surface Material: Black Velvet Screen Size: 135'x76'/342.9×193 cm Frame Size: 140' x 81'/355.6×205.8 cm Item Weight: 20.5kg / 42.2lbs Package Content 1 x Projector Screen 1 x Install Accessory Kit 1 x User Instruction