Q-See QS558-452-1 8-Channel Full D1 Security Surveillance DVR System with 4 High-Resolution Cameras and 1TB Hard Drive (Black/White) 8-Channel Full D1 Real-time Recording DVR 8 Weatherproof Bullet 600TVL Resolution Cameras with 100 Feet Night vision Pre-installed 1TB Hard Drive PC & MAC Remote Viewing Compatible Free Q-See Apps for iPhone, iPad, and Android, and Windows Mobile Phone remote viewing!