BJ's Wholesale offers the Lorex 2TB 8-Channel HD NVR Surveillance System with Four Cameras for $499.99 with free shipping. That's the lowest price we could find by $70. It features four 4-megapixel cameras with night vision up to 130 feet and native resolution of 3840x2160 (4K), 2TB hard drive, remote control, HDMI, Ethernet, and VGA.