Quiet Cordless Systems: Upgraded cordless structure ensures smooth and noiseless operations Ideal for quiet environments like offices and home theaters without the disturbance of traditional cord noise Multi Functional Use: Doubles as a projection screen with its smooth surfaces for optimal reflection Ideal for home entertainment and business presentations, maximizing space utility day and night Easy Installation: Simplified setup requires without tools, making it easy even for beginners Perfect for renters or those who moves frequently, saving time and effort Total Blackouts Design: Features advanced sandwich blackouts layer technology to block all light completely Perfect for daytime napping or home offices use, creating a completely dark environment without light disturbances Durability Polyester Fabric: Made from polyester with excellent wrinkled and wear resistance More durability than other materials, suitable for long term use in meeting rooms and bedrooms