Q-See QC958-8Y5-2 8 Channel DVR Security System, 8 HD 720p Cameras 2TB HDD, - QC958-8Y5-2 (Black) 8 Channel HD DVR: Crystal Clear 720p Recording Resolution Model# QC958-8Y5-2, with 2 TB A/V Rated Pre-Installed Hard Drive: Save up to 2TB of video or expand up to 4TB, 8 High Definition 720p HD Cameras: Capture detailed, 720p video day or night with up to 100ft of Night Vision Free Q-See Mobile App: Connect instantly for complete on-the-go mobile surveillance anywhere using an iPhone, iPad, or Android Start-Up Wizard: Ensures quick and easy setup of remote monitoring features PC & Mac Compatible: Flexibility to use system with either PC or Mac computers Scan N' View 3 Step Connectivity: Easily connect to the DVR in 3 easy steps for instant live viewing on a smartphone or tablet Cable Versatility: Two cable lengths, 60ft, included for added installation flexibility, Power AC 110-240V, DC12V 2A, Ports Included: Power Input, USB, PTZ Port, VGA, HDMI, Network, Audio In, Audio out, Video In (8)