The EB-E20 offers a very versatile proposition that can be mounted just about anywhere. Meanwhile long lamp life and trusted Epson durability offer peace of mind and minimal maintenance. Bright,vivid content on a large scalable screen Enjoy large scale presentations with crisp,clear text,as well as compelling imagery and video content. 3.400-lumen performance combines with a high-contrast ratio to offer outstanding visual performance,even in well-lit rooms. Easy to use Built-in lens shutter that allows easy restart and shut down. User-friendly home screen enables you to confidently and easily connect your device to the projector. Multiple inputs on one display with audio Enhance your viewing experience and ensure that content shown is not too small. That way everyone in your meeting has the same opportunities to share and engage. High-quality sound This projector has a built-in 5W speaker to allow audio content to be heard clearly without the need for separate external speakers.