Project bright vibrant presentations effortlessly any time of day in HD. Designed for meeting rooms and classrooms, the W400LVe boasts amazing color, long lamp life and energy-saving features to provide you with a low overall cost of ownership. This projector is easy to connect to with multiple inputs, a built-in speaker and USB Power. Perfect for connecting HDMI dongles such as the Optoma HDCast Pro and the Google Chromecast or a laptop, PC or Blu-ray player for clear projected images with sound. Portable and lightweight projector can be installed or taken on the move for off-site meetings with the optional carry bag (sold separately). Amazing colors Give powerful presentations and educational lessons with stunning colors. Optoma projectors provide reliable color performance suitable for any content and environment. From accurate sRGB colors for lifelike images to vibrant punchy presentations. The W400LVe has a display mode to specific meet your needs. Perfect for a range of graphic and video presentations. Superior contrast Add more depth to your image with a high contrast projector. Compared to competing technology, Optoma DLP projectors provide you with brighter whites and ultra-rich blacks, images come alive and text appears crisp and clear - ideal for business and education applications. Full 3D Optoma projectors can display true 3D content from almost any 3D source, including 3D Blu-ray players, 3D broadcasting and the latest generation games consoles. Integrated speaker A powerful built-in speaker provides exceptional sound quality and an easy setup without the need for costly external speakers. Eco+ Eco+ technology brings together high contrast, improved lamp life and energy saving features that are easy to use while reducing power consumption. Energy saving Using the specially designed lamp modes, you can reduce the power consumption by up to 70%. Each mode also has a positive effect on the lamp life, while lowering the total cost of ownership and reducing maintenance. Quick resume This feature allows the projector to be instantly powered on again, if it is accidentally switched off. Eco AV mute Stay in control of your presentation with Eco AV mute. Direct your audience’s attention away from the screen by blanking the image when no longer needed. This also reduces the power consumption by up to 70%, further prolonging the life of your lamp. Direct power on The projector will start up instantly when power is supplied to the unit. This eliminates the need to manually turn on the projector via the remote control or the keypad, ideal for use in rooms with a “master”" power switch. Direct power off Power off your projector immediately or directly at the mains. This means you don’t have to wait for the projector to cool down before turning it off. Auto power off There may be instances when the projector is left running when not in use. To help save energy, the ““auto power off”” feature automatically turns off the projector after a set period of time if it is not being used."