The Epson EB-W16SK is Epson's first passive 3D projector system that uses two 3, 000-lumen projectors stacked together. Designed for large audiences, this affordable & easy-to-use 3D projector system delivers bright, sharp projections, & an equally high white & color light output. In addition, Epson's 3LCD technology offers faithful color reproduction to provide superb-quality 3D images. The Epson EB-W16SK is an affordable 3D projector system for large audiences. Supplied in a specially designed mount, with polarizing plates attached to each lens, two units are linked via USB (Universal Serial Bus) cable to simultaneously project onto a silver screen, sold separately 1. This helps create bright, high-quality 3D projections every time.