1) Pixels per unit box 64*48 pixels, unit box size: 1024 *768mm 2) Brightness >4000cd/sqm 3) Brightness adjustment Manual, 256 level; Auto, 8 levels 4) Scanning method Static 5) Drive methods Constant current drive 6) View angle 110 degrees, left/right view ) 7) Best watching distance 20-150 m 8) Grey scale:Homochromy 12bit 9) Display colors :36bit colors 10) Frame rate > 60 frames/sec 11) Refresh rate 360HZ(no flickers while camcorder recording) 12) Control method Synchronized with computer monitor 13) Data transfer method: Parallel RS 422 14) Lifetime > 100, 000 hours 15) Defects rate 0. 0001 16) Operating voltage AC220V, 15% more or less, 47--64HZ 17) Screen power consumption A) Max: 1100w/M2; B) Average: 400w/M2 18) Color temperature 6500K, balance 500 19) Screen weight < 65KG/ M2 (not including external frame) 20) Control distance: A) 120 m (without relay) B) Optical fiber transmission: 500m- 10km 21) MTBF > 10000 hours 22) Operating ambient temperature: -30?60 degrees 23) Operating ambient humidity: 10%?5%RH 24) Systems operating platforms: (1) WINDOWS (WIN95, WIN98, WIN2000) (2) with a friendly UI, and interfaces for secondary development.