BuyDig via eBay offers the Optoma 1080p DLP Home Theater Projector in Black, model no. HD131Xe, or White, model no. HD131XW, for $599.99 with free shipping. That's $49 below our mention from two weeks ago and the lowest total price we've seen. (It's a current low by $99.) This DLP projector features a display size of up to 301", a native resolution of 1920x1080 (1080p), 2,500 lumens brightness, 18,000:1 contrast ratio, 3D compatibility, and two HDMI inputs. Deal ends July 3 at 5am ET.