... thickness,support built in computer, wi-fi -,3G and LED backlight, 32",37",42"46" available. Super thin advertising display with ... -in computer and touch screen. wi-fi , 3G and LED backlight as optional function Panel & Power PanelScreen Size(diagonal)37"Panel ... and can be customized. Available size for super thin touch lcd display: 32",37",42",46"Optional material for hull: Iron ...