Optoma 4000 is an ideal projector for use in boardrooms, lecture theatres or meeting rooms. With the bright 4000 lumens, it is powerful enough to cope with a large audience in a large room. You can present with the lights on throughout the day and still get a bright and clear image. This Optoma projector can be installed so call us to discuss installation if this is something you are thinking about. This projector has WXGA resolution which is widescreen. This will be suitable for anything from basic data to movies. It is modern and will give you a clear and crisp image. The W402 has HDMI connection allowing you to connect to any source and showing your image in high definition.