Advertising displays: 1. LED backlight TFT LCD, slim, light 2. Split screens, playlist, ... Viewing Angle: L/R/U/D178°/178°178°/178°5. Working Environment: -20°C~40°C6. Power ... , WORD, EXCEL, TXT, MP3, RMVB, SWF etc.5. Scrolling texts in English and Chinese version are available, ... rolling dirctions in horizontal or vertical could be adjusted).6. Support media contents combine by videos, pictures, ...