Detailed Product Description Each pixel contains one red, one pure green, blue and total four pieces of LEDs Pitch: 16mm Unit box size: 256 x 128mm Display brightness: greater than 5000cd/m2 Brightness adjustment: 256 grade manual and eight grade automatic Protection level:Front IP65 Back IP45 Viewing angle: greater than 110 degrees (left and right viewing angle) Viewing distance: 20 to 150m Grade scale: recommended 4096 level Display color: 64G colors Exchange frame speed: greater than 60 frames/second Refresh frame frequency: 240Hz Screen body power consumption: 800W/m2 Average: 400W/m2 Screen body weight: less than 45kg/m2 Control distance: 120m (without relay) MTBF: >10,000 hours System working environment temperature: -20 to +60 degrees Celsius System working environment humidity: 10 to 95% System operating platform: Windows XP Connector: AMP Glue: high-quality Korean&Chinese cartons wood cartons flightcase