Manual Projection Screen: 1. glass beaded or matte white; 2. 4:3 or 16:9 ... motorized; 3. 72"-120' electric screen; 4. CE. Manual Glass Beaded Projector Screen ManufacturerScreen Model:S001This is a manual, and ... ) Ratio: 4:3, 16:9 (optional)8) Fabric: matte white, glass bead9) Easy and convenient to install10) Running smoothly and silently11 ...