Security Annke Technology via Amazon offers the Annke 8-Channel 6-Camera 720p Security System in Black for $159.99. Coupon code "QBU3IV5Y" cuts the price to $99.19. With free shipping, that's $61 off list and the lowest price we could find. They record continuously for 900 hours, and feature a 1280x720 native video resolution, motion detection, and remote access. Deal ends August 15.

Note: No hard drive is included.