Experience excellence with the first ever 4000 lumen small lightweight W400+ projector. This model is designed to be used at any time for multiple purposes including professional use- from classrooms to business meetings. Designed to replace legacy LCD projectors with a similar throw it offers It offers top quality projected colours long lamp life with a low overall cost of ownership.&lt;br /&gt;&lt;br /&gt;This HD ready product has fantastic external sound from built-in speakers providing you with a more immersive experience. Additionally it boasts simplicity in design with multiple inputs including HDMI/MHL USB Power and RJ45 networking. This projector is ideal for connecting dongles such as the Google Chromecast and the Optoma HDCast Pro. This lightweight projector allows you to connect your laptop PC or Blu-ray player and can either be installed or conveniently taken on the move. &lt;br /&gt;&lt;br /&gt;&lt;b&gt;High contrast&lt;/b&gt;&lt;br /&gt;Add more depth to your image with a high contrast projector; with brighter whites and ultra-rich blacks images come alive and text appears crisp and clear - ideal for business and education applications.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Full 3D&lt;/b&gt;&lt;br /&gt;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. Support for 144Hz rapid refresh rate provides ultra-smooth flicker free images.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Integrated speaker&lt;/b&gt;&lt;br /&gt;A powerful built-in speaker provides exceptional sound quality that is easy to set up without the need for costly external speakers&lt;br /&gt;&lt;br /&gt;&lt;b&gt;MHL&lt;/b&gt;&lt;br /&gt;Turn your projector into a smart display by connecting your smartphone or tablet with a single cable using MHL; now you can view presentations and documents stream videos and share photos on the big screen. You can even use MHL to connect and power the HDCast Pro (sold separately).&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Eco AV mute&lt;/b&gt;&lt;br /&gt;Stay in control of your presentation with Eco AV mute. Direct your audience&#39;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.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Eco+&lt;/b&gt;&lt;br /&gt;Eco+ technology brings together high contrast improved lamp life and energy saving features that are easy to use while reducing power consumption.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Energy saving&lt;/b&gt;&lt;br /&gt;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.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Quick resume&lt;/b&gt;&lt;br /&gt;This feature allows the projector to be instantly powered on again if it is accidentally switched off.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Auto power off&lt;/b&gt;&lt;br /&gt;There may be instances when the projector is left running when not in use. To help save energy the &quot;Auto Power Off&quot; feature automatically turns off the projector after a set period of time if it is not being used&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Direct power off&lt;/b&gt;&lt;br /&gt;You can powered off your projector immediately or directly at the mains. Should you require to turn you projector back on immediately it will take about 90 seconds to start up.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Long lamp life&lt;/b&gt;&lt;br /&gt;Reduce the number of lamp changes with lamp life of up to 6500 hours.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Colour guarantee&lt;/b&gt;&lt;br /&gt;Enjoy dazzling colours for years to come; guaranteed by Optoma for five years consistent performance.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Remote mouse and laser&lt;/b&gt;&lt;br /&gt;Keep your audiences attention focussed on the right things using the simple yet powerful remote with USB mouse control and built in laser pointer&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Amazing colours&lt;/b&gt;&lt;br /&gt;Give powerful presentations and educational lessons with stunning colours. Optoma projectors provide you with reliable colour performance suitable for any content and environment. From accurate sRGB colours for true life like images to vibrant punchy presentations. We have a display mode to specific meet your needs. Perfect for a range of graphic and video presentations.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Wireless&lt;/b&gt;&lt;br /&gt;Stream Full 1080p 3D content to your projector wirelessly; eliminating the hassle and extra cost of installing long cables the WHD200 (sold separately) allows you to connect a Blu-ray player set-top box gaming console or AV receiver instantly.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;USB power&lt;/b&gt;&lt;br /&gt;Use the USB-Power to power an HDMI dongle such as Google Chromecast.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;24/7 operation&lt;/b&gt;&lt;br /&gt;Optoma projectors have been designed to operate 24 hours a day in standard orientation. Perfect for applications where prolonged periods of use is required. Subject to 24 hour terms and conditions.&lt;br /&gt;&lt;br /&gt;24/7 Operation - Standard lamp warranty applies. Projector warranty is based on standard business usage hours. For optimum performance Optoma recommends that your projector is turned off or placed in standby mode for 30 minutes every 24 hours to prolonging the life of your lamp.&lt;br /&gt;&lt;br /&gt;- Bright WXGA projector  4000 ANSI Lumens&lt;br /&gt;- Installation flexibility  1.3x zoom&lt;br /&gt;- Ultimate Control - Full support for Crestron Extron AMX PJ-Link and Telnet LAN commands&lt;br /&gt;- Easy connectivity - 2x HDMI MHL VGA USB Power 10W speaker RJ45