Led wall srceen with pixel pitch: 3.91mm. Pixel Configuration: 1R1G1B. LED Type: SMD1921. Brightness: ≥ 5000 cd/m2. Viewing Angle: H160°; V120°. Pixel Density:65,536 pixels/m² Module Size: 250mm×250m. Cabinet Size: W500m×H500mmx71mm. Weight: 8.2 kg/panel. Area: 0.25 m². Material: Die-casting Aluminum. Aspect Ratio:1:1.Ingress Protection: IP66/IP66. Operating Temperature/Humidity: -20℃~+50℃/10~80%RH. Storage Temperature/Humidity: -25℃~+60℃/10~90%RH. Pixels per Cabinet: 192×192 pixels. Brightness Control: Manual/Automatic. Contrast Ratio: 8000:1. Processing Depth: 12-14 bits Rate Refresh: 3840 Hz. Input Voltage: 110~220V AC.Frame Rate: 50/60 Hz. Input Power (max): 440 W/m2. Input Power (typical): 130 W/m2 Lifespan: ≥100,000 h. Maintenance Mode:Front/Rear maintenance. Data Interconnection: CAT5 Cable ( L≤100m ); multi-mode fiber ( L≤300m ); single mode fiber (L≤15km)