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| Place of Origin | China |
| Brand Name | TBC |
| Certification | CE-EMC, CE-LVD, RoHS, ETL, FCC |
| Model Number | D3.91 |
16bits High Gray Scale Nation Star SMD2020 P3.91 500x500mm 8KG Light Weight 8KG Aluminum Cabinet
4K HD Display Excellent Visual Effects
Ultra-high dynamic contrast and high-quality display, ultra-high-definition perfect picture quality, bring you unprecedented visual enjoyment.
easily attract attention, greatly enhance the value of advertising.
Precise Cabinet Structural Design
With the High-precision cast aluminum material, perfect splicing without gaps. Fast locking makes assembly and disassembly extremely easy.
High-quality aviation plugs ensure reliability.
Magnetic Module For Quick Maintenance
The aluminum cabinet’s rear control system used a snap-in design, maintenance and installation is more efficient and convenient.
Special and Swift Design, Completed Cabinet Connection In One Second
Unique design, the upper and lower Cabinet connection can be completed in only one second, use the method to watch the video below.
Easily Adjusted Angle Lock
The Cabinet can be arc-shaped connected, with its own angle adjustment device, can achieve positive and negative 10 degrees of adjustment to meet the different arc connection requirements.
| Brightness | nits | 4200 | ||
| Color temperature | deg.k | 3200 ~ 9300 | ||
| Viewing angle - Horizontal | deg. | 140(+70/-70) | ||
| Viewing angle - Vertical | deg. | 140(+70/-70) | ||
| Cabinet weight | kg | 9 | ||
| Cabinet width | mm | 500 | ||
| Cabinet height | mm | 500 | ||
| Cabinet depth | mm | 80 | ||
| Cabinet area | sq. m. | 0.25 | ||
| Cabinet material | Aluminum | |||
| Aspect ratio | 1:1 | |||
| Ingress protection (Front/Rear) | IP | IP65/IP43 | ||
| Operating temperature range | deg. C | - 20 to 50 | ||
| Operating humidity range | HR | 10％ to 90％ | ||
| Pixel type and configuration | R/G/B | SMD 3in1 | ||
| Pixel pitch | mm | 3.91 | ||
| Pixel matrix per cabinet | 128x128 | |||
| Pixels per cabinet | 16384 | |||
| Lines per meter | 256 | |||
| Pixels per sq. meter | 65536 | |||
| LEDs per sq. meter | 65536 | |||
| Recommended minimum viewing distance | m | 4 | ||
| Colours | 281trillion | |||
| Gray scale | Levels | 65536 levels per colour | ||
| Brightness control | Levels | 100 | ||
| Digital processing | bit | 16 | ||
| Frame rate | Hertz | 60 | ||
| Display refresh rate | Hertz | 1440 | ||
| Input voltage | VAC | 110/240 | ||
| Input power frequency | Hertz | 50/60 | ||
| Input power (max/avg) | Watts per sq.m | 800/280 | ||
| MTBF | Hours | ≥10000 | ||
| Lifetime (50%Brightness) | Hours | ≥100000 | ||
| Module brightness uniformity | ＜5％ | |||
| Blind spot rate | ＜0.0001 | |||
| Earth leakage current | mA | ＜2 | ||
| Red wavelength | nm | 623 | ||
| Green wavelength | nm | 525 | ||
| Blue wavelength | nm | 470 | ||
| Panel input format (with video processor) | VGA,DVI,SDI,YPbPr(HDTV),Composite,S-Video,TV | |||
| Data interconnection | CAT6 cable/Fiber | |||
| Operating system | Windows(XP/Vista/7/8/10) | |||
| Control distance | Up to 180 meters by CAT6 cable, single fiber up to 15 kilometers. | |||
