... 3) 2 year waranty 4) Easy to ins PH 12 Outdoor LED Advertising Display BillboardNumItemSpecifications1Pixel pitch12mm2Density of pixel6944/ ... PC20System Operating PlatformsWINDOWS(98/2000/XP/Vista)21Input Signal FormatVGA, DVI, RGBHV, Composite, S-Video, TV22Module Size (W * H ... 192mm*192mm23Cabinet Size (W * H)1152mm*768mm24Display ColorMillions Color3 PH 12 Outdoor LED Advertising Display Billboard