LED LED SCREEN, specialized for dynamic display of information and content management in high-resolution format by a modular design system.

1) "LED 1" - 1 piece
-The dimensions of the modular design of the Type 1 LED screen are 4, 500 mm high and 7, 000 mm long (or more).

2) "LED 2" - 1 piece
-The dimensions of the modular design of the Type 2 LED LED screen are at least 950 mm high and at least 11000 mm long.

-The type of display technology is at least SMD2121, the pixel pitch of the LED display module is 2.5mm.
-Modular structure: The display is divided into modules. The size of each module: No more than 320 mm × 160 mm × 16.2 mm. The resolution of the module, pixels at least 128 X 64. The weight of each module is not more than 0.46 kg.
-Optical characteristics: The minimum brightness of the display is at least 500 CD/m2, the contrast ratio is at least 5000: 1 The radiation angles are fixed at a level of at least 140° horizontally and at least 140° vertically. The color temperature is adjustable from 1000 to 9500K. The refresh rate of the multimedia system display is set at at least 3840 Hz, and video display in a resolution of at least 4K UHD is supported. The service life of the display system is at least 100, 000 hours. The correlated color temperature is not more than 6500K (1000K~9500K) adjustable. Single point brightness calibration is supported. The input voltage of the power supply is not more than AC90~132V/AC186~264V. The maximum power consumption is no more than 488 W/m2. The average power consumption is no more than 163 W/m2. Operating temperature / Humidity range no more than -20C~+45C / 10%~80% RH. Storage temperature / Humidity range no more than 20C~+50C / 10%~85 RH.
The sets of equipment must be manufactured and tested at the manufacturer's factories.