Sharp's X171Q-B (black cabinet) is a 16,500-lumen (Center: 17,000lm) 1-Chip DLP RB laser projector with a 4K UHD (3840x2400) screen resolution. With advanced professional installation features for corporate, higher education and museum users. 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. The HDBaseT input provides a single connection for uncompressed full HD digital video, audio, ethernet power and various control signals. Furthermore, the laser module delivers 20,000 hours of virtually maintenance-free operations, reducing your total cost of ownership!