From the seller:

NEC's PA804UL-W (white cabinet) is a 8200-lumen LCD laser projector with advanced professional installation features for higher education and corporate users. A new sealed LCD cooling system developed for the PA Series of installation projectors delivers a filter/maintenance free projector with while delivering almost whisper quiet operation. With its multitude of digital inputs, connection to any computer or high definition device is possible. Enjoy design and installation flexibility with a complete line of optional motorized lenses (lens shift, focus and zoom), roll free installation capabilities along with built-in edge blending and stacking. The HDBaseT input and seperate HDBaseT repeater provide single connections for uncompressed full HD digital video, audio, ethernet power and various control signals. 4K Ready - Display stunning 4K 60P content using NEC’s proprietary high performance video processing/scaling chip without the loss of critical details. HDR10 and BT.2020 signals from “Ultra HD Blu-ray” and “4K TV broadcasting” are supported on all digital inputs Basic control of competitors product reducing the need for reprogramming of a control system. (call Sharp for complete list) TileMatrix enables 4Kx2K resolution utilizing 4 projectors via HDBaseT Repeater Cinema Quality video processing/scaling creates life-like images Integrated software applications such as DisplayNote(R), Crestron Roomview, AMX Beacon, Extron XTP and PJ link allow for complete interactivity and control 8200-lumen brightness enhances images for most applications ProAssist™ is software for controlling the projector and adjusting the projected image on the screen from a computer via a network. It allows necessary adjustments to be carried out easily when combining several projectors together to project a large screen in a classroom, meeting room, auditorium or other large space.