Features: 1) Can use synchronized motor or tubular motor 2) Can be MW (matt white) or GB (glass beaded) fabric 3) Steel or aluminum case 4) Remote control system as options 5) Black masking border to get best video image 6) Low noise, easily controlling 7) Wall mounted, easy to assemble 8) Stable quality 9) Reasonable prices 10) Can supply various ratio screens, such as 4 : 3, 1 : 1 and 16 : 9 11) Can supply various sizes, such as 110 x 145cm, 127 x 170, 152 x 203, 183 x 244, 229 x 305, 274 x 366, 305 x 406, 381 x 508, 145 x 145, 170 x 170, 203 x 203, 244 x 244, 305 x 305, 366 x 366, 406 x 406, 488 x 488, 114 x 203, 132 x 234, 147 x 264, 165 x 295, 198 x 353, 224 x 399 and 249 x 442cm