indoor SMD LED display screen sign

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indoor SMD LED display screen sign
Posting date : Mar 18, 2010
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90-
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LED displays specification: Each pixel contains two red ,one pure green ,one pure blue to total four leds Pixel Pitch:25mm Size of single board:400mmx200mm Density of pixel:1600dots/m2 Pixel configuration: 2R1G1B Red Wavelength:625±2nm Green Wavelength:525±nm Blue Wavelength:470±2nm Colors: 16777216 Best viewing distance:≥15m Horizontal viewing angle:120° Maximum power consumption:1100w/m2 Brightness: 6500cd/m2 Gray scale: 14 bits per color Color temperature: 6500k Control method: Synchronization or Asynchronization Driving method: 1/2 scanning Frame frequency: 60Hz Refresh frequency: ≥480Hz Working voltage:AC220V/110V±10% IP grade: IP65 Working temperature:-10degree-+70degree MTBF: More than 10000 hours Life span: 100,000hours

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