The Yale SCH-402A DIY CCTV System offers you D1 recording quality giving you a picture of 720x 480 pixels. Included in the package are 2 high resolution 650TVL cameras that have the capability of recording footage at a distance of 65ft/20m in both day & night. The included 500GB pre-installed hard drive offers you 30 days of recording & supports up to 4TB of data. The cameras are rated to IP55 & have a robust & durable casing. You can view your footage remotely via your Smartphone, tablet or PC thanks to the handy Yale app (not included) & you can easily back up your footage via USB (Universal Serial Bus) transfer. You can connect your system to HDTV, LCD, LED & Plasma TVs/ Monitors via the handy VGA cable input & all cables & connectors are included for easy DIY installation. You can expand your system further thanks to the capability to add 2 extra cameras to the package (not included).