Aspect Ratio can be set automatically by the programming, or manually adjusted to provide the best viewing experience based on the type of content you wish to watch. The common aspect ratio is 16:9 for most HD content. The option of having multiple participants sharing Screen sharing must not only be high quality, but easy to toggle on and off as well. As online meetings become more collaborative, this is a must-have feature for most buyers.
Australian guidelines recommend children under 2 don't watch screens at all, and that kids aged 2 to 5 have less than 1 hour of screen time a day. Looking at computer screens, such as tablets and smartphones, for a long time can cause discomfort, fatigue, blurred vision and headaches, dry eyes and eyestrain.