Optoma SA520 Compact and powerful projector

About Optoma SA520

Bright 4,000 ANSI Lumens, Powerful Audio With Built-In 10W Speaker, ECO+ Mode For Extended Lamp Life Up To 15,000 Hours, 25,000:1 High Contrast, The SA520 Is Designed For Business And Education, Provides 4000 Lumens Of Brightness And SVGA Image Quality, Offers Necessary Functions And Best Value.
High Contrast
Add More Depth To Your Image With Outstanding Colors And Exceptional Black And White Contrast Performance. The Image Comes Alive And Text Appears Crisp And Clear.
15,000 Hour Lamp Life
Via The Extended Lamp Life Mode (Eco+), To Maximum The Projector Efficiency With Low TCO.
USB Power
The Built-In USB Power Output (5V/1.5A) Can Be Utilized To Provide Power For Your Streaming Dongles Such As Chromecast, HDCast Pro, Or Mobile Devices. Charge Your Mobile Devices Simply By Plugging In Your USB Charging Cable.
HDCast Pro Dongle
With An Optional HDCast Pro Dongle, You Can Wirelessly Connect To Your Laptop, Tablet Or Mobile Device And Share Your Streaming Videos, Photos Or Documents To The Big Screen. Especially Designed For Business And Education Environments, Up To 4 Computers Can Project The Content Simultaneously.