Canaviscctv via Amazon offers the Canavis 1080p 4-Camera 1TB DVR Security System for $229.99. Coupon code "D32UWYJL" cuts the price to $126.49. With free shipping, that's $104 off list and the lowest price we could find. These waterproof cameras feature motion detection, 1920x1080 (1080p) resolution, and night vision. Deal ends May 31.