First Alert SmartBridge DCA8405-520SmartBridgeTM 8 Channel Security System with 500GB Hard Drive and 4 Hi-Res Cameras Video Camera with 1-Inch LCD(Black) SmartBridge automatic IP detection and remote setup in less than 5 minutes 8 channel digital DVR with 500GB pre-installed SATA hard drive 4 indoor/outdoor, 520 TVL bullet-style cameras 80 night vision iPhone, iPad and Android remote viewing via free SmartBridge mobile app