LED constant current driver \ Display color 17M ~ 69G color \ Brightness adjustment 256 brightness level gamma correction of 256 to 4096 \ image adjust contrast, color tone adjustment, single group highlighted adjust the refresh rate of 300 to 2440 / sec \ Frame rate is greater than 60HZ \ Display Interface VAG + DVI display card display mode 640 × 480,800 × 600,1024 × 768,1280 × 960 ... 1920 × 1200,2048 × 640 LED display control and computer monitors point corresponding to the transmission distance UTP cable ≦ 130M multimode fiber ≦ 500M single-mode fiber ≦ 10KM video source (optional) TV VCD DVD \ continuous use time> 72 hours \ life of 100,000 hours MTBF> 10,000 hours \ discrete control point <0.01 % \ No consecutive control points Protection class interior IP60 ~ 65, outdoor IP65 \ Ambient temperature -35 ℃ ~ + 60 ℃ ambient humidity indoors will use 10 to 60% outdoor 10 to 90% of the company's promise: never to price, low quality times [P20 outdoor full color LED display] as a means to attract customers, conscientiously do business, real business survival and development in order to make the company a longer road to go farther. Our goal is to make every one screen, good service to every customer. Each LED display from raw material procurement, gluing and assembly to aging test, the quality department has strict QC inspection checks, I strive to quality, price, honest service to win customers. When selecting led display, the following points need to be clear: the total cost (1) Design of each display screen body has a general price range, in the case of determining the total cost, with the area of ??the screen to order, select What the display is relatively clear. Many companies now offer relatively low, there are several situations in which, first, separate offer, take advantage of users of the products do not know, some have used the device is not included in the quotation. Second, the choice of the lowest poor quality devices, causing the user in use for some time, the display screen is significantly decreased, it will lose it. Contents (2) If you want to display just shows some text, occasionally show some pictures, in this case, select color display, has been able to meet the demand. If the main display video, animation, etc., all-color better. (3) Screen Placement 351 space condition This condition restricts the display size and spacing, spacing and best viewing distance relationship, a small space, the best viewing distance nearby, in order to achieve a certain display, spacing must be reduced, and vice versa. In addition, if the external screen room, but also pay attention to heat issues matrix screen. Work screen itself must have some heat, if the ambient temperature is too high heat and bad, the integrated circuit may not work properly, or even destroyed, so that the display system does not work properly. So to install ventilation and cooling equipment, such as air conditioning.