The compact,stylish design of the EB-W49 makes it the ideal choice for sharp,legible presentations and vivid video content,especially in roles where portability is key. 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 on screen sizes up to 320 inches. 3,800-lumen performance combines with a high contrast ratio of 16,000:1 to offer outstanding visual performance,even in well-lit rooms. Years of uninterrupted meetings With a lamp life of up to 17,000 hours in Eco mode. Installation and placement flexibility Automatic vertical and manual horizontal keystone correction provide greater flexibility as to where the projector can be placed in the room for distortion-free images and the wide optical zoom adds to the flexibility. High-quality sound This projector has a built-in 5W speaker to allow audio content to be heard clearly,without the need for additional external speakers.