... backlight 5.1 year warranty,with CE High quality 15" inch USB touch screen TFT LED monitors with 4/5 Wire ... filters 2)Industrial LED screen, High contrast ratio and brightness, wide viewing angle, which greatly improve the image layering3)Built with ... in developing, manufacturing and marketing LCD/LED panel, Touch Panel, LCD/LED Monitor, Touch Monitor. Size is 15", 17" and 19", offering OEM service. If ...