Brightness: generally set at 60-80. Shandong full color is too bright easily lead to eye fatigue, Shandong led display also uses phosphor premature aging. Contrast: Linyi led display and can be set at 80-100. Refresh rate: Linyi color screen is less than 70HZ, will feel flashes, the first door full-color, full-color Shandong Set your computer's refresh rate increase. That field frequency refresh rate, Haizhou full color, the number of times per second heavy Shandong full color screen factory complex drawing, indoor full color, with HZ units. The higher the refresh rate, the more stable the screen display, the less light flashes. Most people's eyes to 75HZ refresh rate above the basic feel flicker, 85HZ above is no light flashes. Shandong full color from early black and white world to a world of color, Linyi full color display through a long and arduous process, car full screen, Linyi color screen with the continuous development of display technology, classification Linyi monochrome screen display is also increasingly The more details, Shandong large outdoor LED display screen manufacturers in Shenzhen factory mainly has more than 500, of which 40% is to provide processing services hotel full-color, full-color Linyi there is a small cottage, it does have a number of quality and R & D-oriented manufacturing enterprises. Indoor full color, Yasuhiro optoelectronics, Haizhou full color provided by the Thai-Hong Electronics Co., Ltd. Linyi. Linyi Wang Tai Electronics Co., Ltd. (www.ledzkd.com) (www.ledzkd.com) quality of service and products, continue to receive the recognition and trust of new and old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!