Dell Home offers the Night Owl 16-Channel 1080p Lite HD Analog Video Security System, model no. B-10LHDA-1681-1080, with a $100 Dell Gift Card for $599.99 with free shipping. (The gift card will arrive via email 10 to 20 days from ship date.) Assuming you'll use the gift card, that's the lowest total price we could find by $68. It features eight 1080p HD cameras, 100-foot night vision range, 1TB hard drive, and HDMI and USB connectivity.