Beach Camera via eBay offers the Amcrest Tribrid HDCVI 4-Channel DVR Surveillance System with Four Bullet Cameras in Black for $209. Apply coupon code "P20FINDYOURTECH" and check out with PayPal to cut the price to $167.20. With free shipping, that's $44 under our mention from a week ago and the lowest price we've seen. (It's also the best deal we could find today by $133.) It features four 720p cameras, a 1TB hard drive, 30fps recording, IP66-rated weather resistance, and mobile connectivity with iOS or Android. Deal ends May 18.

Note: This coupon can be used once per PayPal account within a single transaction.