Optoma provides an appealing business and personal projector with the Optoma EW330. This is one projector that schools, offices or even private homes can make use of. The EW330 features a 1280×800 WXGA resolution and can tolerate a reasonable amount of ambient lighting. It has an aspect ratio of 16:10 and can also be considered for widening videos from a DVD player or an HDTV. For other features, it also comes with an HDMI port for PCs, a TV tuner. For audio complement, you need to hook up external speakers via the audio port. The Optoma EW330 ultraportable projector retails for about $899.
(Source) Network World