BenQ LH890UST 1080p UST Laser WHITE 1920x1080 DLP 4000 Lumes ProjectorThe LH890UST 1080p 4000 Lumen Interactive Ultra Short Throw Laser Projector from BenQ uses BlueCore Laser technology to deliver high color performance. It has a brightness of 4000 ANSI lumens and a 100,000: 1 dynamic contrast ratio. This projector has a manual focus fixed lens with a 0. 23: 1 throw ratio. The LH890UST features two HDMI ports (one with MHL), two VGA ports, an RCA composite, and S video inputs. There are 3. 5mm audio input and output