&lt;b&gt;Ultra Short Throw Projector&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;The EH330UST is perfect for businesses schools and colleges. It is bright with an ultra short throw meaning it can project a 100 image from less than 0.5m away. And having the projector installed so close to the wall avoids any shadows being cast across the screen from the presenter(s).&lt;br /&gt;&lt;br /&gt;It provides a complete package for engaging learning with many new features including two HDMI inputs powered USB port native office viewer and powerful 16W built-in speaker.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Ultra Short Throw&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;With an ultra-short throw lens you can project an impressive image greater than 100 from less than a metre away. This allows you to place the projector closer to the wall reducing shadows so you can present with ease; perfect for interactive applications.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Full HD 1080p&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;1080p resolution gives you sharp and detailed images from HD content without downscaling or compression; perfect for watching Blu-ray movies HD broadcasting and playing video games.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Amazing colours&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Give powerful presentations and educational lessons with stunning colours. Optoma projectors provide reliable colour performance suitable for any content and environment. From accurate sRGB colours for lifelike 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;Superior contrast&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;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.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Native office viewer&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Give presentations directly from your projector without the need of a laptop or PC using the built-in office viewer. Simply copy your Word Excel PowerPoint PDF or JPEG files to a USB stick SD card or microSD (depending on the projector input) and display them on the big screen.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;USB display&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Connect your projector directly to a laptop and display the desktop using a USB cable. No need for a bulky VGA lead.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Control&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Featuring a wide range of options you can control and monitor the projector remotely.&lt;br /&gt;&lt;br /&gt;- RS232 Optoma projectors come with an extensive set of RS232 commands making it simple and easy to manage using any control system.&lt;br /&gt;- AMX Compatibility Dynamic discovery protocol is incorporated into the projector allowing for easy installation with AMX control systems.&lt;br /&gt;- LAN Control Using the compatible RoomView software you can power on/off monitor manage and control up to 250 projectors at the same time from any computer.&lt;br /&gt;- Schedule the projectors to power on/off.&lt;br /&gt;- Control and alter the projector settings using the simple web browser.&lt;br /&gt;- Emergency text broadcast capabilities for urgent or important announcements.&lt;br /&gt;- Automatically receive email updates for lamp maintenance.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;LAN display&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Display your PC or laptop screen on the projector via the network connection.&lt;br /&gt;&lt;br /&gt;Wireless presentations&lt;br /&gt;&lt;br /&gt;Instantly connect and present wirelessly from your PC Mac or mobile device using the free App HDCast Pro and optional wireless USB dongle. The app gives you the freedom to wirelessly share and present documents photos and your devices camera turning it into a document camera. Creating a more connected and collaborative experience for everyone.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;HV keystone and four corner adjustment&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Adjust the keystone in both the vertical and horizontal plane or individually warp each corner of the image to create a perfectly square image. Ideal for uneven walls or where projector placement is awkward and needs to be installed at an angle.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Integrated speaker&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;A powerful built-in speaker provides exceptional sound quality and an easy setup without the need for costly external speakers.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Full 3D&lt;/b&gt;&lt;br /&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.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;USB-Power&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Use the USB-A port to power an HDMI dongle such as Google Chromecast.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Remote mouse with built-in laser pointer&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Keep your audiences attention focused on the right things using the simple yet powerful remote with mouse control and built-in laser pointer.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Eco+&lt;/b&gt;&lt;br /&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;&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;Eco AV mute&lt;/b&gt;&lt;br /&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;Quick resume&lt;/b&gt;&lt;br /&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;&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 on&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;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.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;Direct power off&lt;/b&gt;&lt;br /&gt;&lt;br /&gt;Power off your projector immediately or directly at the mains. This means you dont have to wait for the projector to cool down before turning it off.&lt;br /&gt;&lt;br /&gt;&lt;b&gt;24/7 operation&lt;/b&gt;&lt;br /&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;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.