LG ProBeam BF40QS DLP Projector - 16:10 - High Dynamic Range (HDR) - Front - 2160p - 20000 Hour Normal Mode - 3,000,000:1 - 4000 lm - HDMI - USB - Wireless LAN - Network (RJ-45) - Bluetooth - Education, Class Room, Office, Meeting, Room, Conference Room, Corporate, Business - 3 Year Warranty: