The PowerLite 475W ultra-short-throw projector makes it easy to project large, vibrant images from the shortest distance for maximum impact and flexibility. It can be mounted to the wall with the included wall mount, making it ideal for use with interactive or standard dry-erase whiteboards. Project a brilliant 80" image on a wall or screen from approximately 8" away from the edge of the projector. The 475W boasts a 16:10 widescreen (WXGA) aspect ratio for displaying high-definition content and content from widescreen computers. Featuring future-ready HDMI connectivity, it is ideal for classrooms equipped with the latest devices. And, it has convenient networking connectivity so teachers can share content over the network and IT administrators can manage projectors remotely. This high-performing projector is sure to engage any audience. It even includes a built-in 16 W speaker so that every student can hear the audio lesson, without the need for costly external audio equipment.