Profile: Digital Data Distributors deals with audio and video equipment. Our product categories are DVD players, cables, LED-LFD displays, LCD displays, LED/LCD television, and plasma displays/television. The Optoma EX525ST projector is a comprehensive short throw digital projector. It features a multitude of connectivity options, XGA resolution, and a short throw distance. The Optoma TW1692 projector has a contrast ratio of 2500:1. It has a filter-free design, and rapid power-on & shutdown feature.