BuyDig offers the Samsung 4-Channel 4-Camera PoE NVR Security Camera System for $699. Coupon code "C71177150314" cuts that to $419. With free shipping, that's the lowest price we could find by $351. It features four dome cameras with 1920x1080 (1080p) resolution and 32MB/s wireless transfer, infrared LEDs, 1TB hard drive, and HDMI and VGA inputs.