Newegg Flash offers the KGuard 4-Camera DVR Security System, model no. CA104-H02, for $79.99 with free shipping. That's $50 under our November mention and the lowest total price we've seen. This system includes a 4-channel DVR, four wired weatherproof cameras, and software that supports multiple viewing capabilities. It's compatible with select mobile devices (including BlackBerry, iPhone, Symbian, and Windows Mobile) for remote viewing. Deal ends April 19.