Best Buy offers the Zmodo 4-Camera 1TB DVR Outdoor Surveillance System, model no. ZP-KE1H04-S-1TB, for $249.99 with free shipping. That's $50 under our mention from last week and the lowest total price we've seen for this system. (It's also a current price low by $100.) It features a four-channel DVR with 1TB of storage, four security cameras with 2.88mm wide-angle lenses, cables, network remote access, sensor and alarm, 720p recording resolution, and night vision to 65 feet. Deal ends July 31.