ZMODO 600TVL Outdoor Surveillance Camera System 16CH H.264 DVR with 8 High Resolution Weatherproof Day/Night Security Cameras with 1TB Hard Drive pre-installed Easy Expandable with 8 more cameras in future Access this system securely from anywhere in the world 600TVL high resolution for crisp & detailed images Weatherproof housing cameras for indoor / outdoor use Continuous records up to 16 days onto the 1TB hard drive