HP Home & Home Office offers this HP Notebook Companion DLP Projector, model no. WT431AA#ABA, for $149.99. Coupon code “SAVE25HP” cuts it to $124.99. With free shipping, it’s the lowest total price we could find by $151. Sales tax is added where applicable. It features an 858×600 native resolution, 800:1 contrast ratio, 100 lumens brightness, and VGA input.