Overview When you are looking for maximum protection for your home 24 hours a day, 7 days a week, look no further than this 4 camera surveillance system. It is a complete video security system in a box. This quality ZMODO product features an 4 channel security DVR with 500GB hard drive and 4 night vision weatherproof cameras. Simple to set up and even easier to use, you can monitor your business or home anytime from anywhere around the world so you will always know what is going on even when you are not there. Zmodo also offers lifetime technical support on this product so you are always covered. Sony Imaging Chip Inside, Crisp & Clear Image with True Color High quality 1/4" Sony CCD image sensor provides a crisp, clear and consistent image utilizing 420 TV lines of resolution. The camera delivers true color image with no color variation. 24 LEDs, Up to 65ft IR Night Vision 24 infrared (IR) LEDs activate automatically in low-light or no-light situations to allow you to see up to 20 meters (65feet) away, and deactivate once lighting conditions are brighter. 500GB HDD Records Footage in Real Time The 500GB hard drive is optimized for 24/7 surveillance utilizing cutting edge H.264 compression to record 2 weeks of video simultaneously from all 4 cameras. With real time recording, you are able to play back your recorded footage flawlessly. Package included * (1) 4 Channel Security DVR With 500GB HD * (4) ZMD-CNR-BBB23NM Outdoor IR Security Black Camera * (4) 60ft CCTV Power + Video Cables for Security Cameras * (1) 12V/1500mA Single Power Supply for Security Cameras * (1) 1-4 Splitter Cable for Security Cameras * (1) Power Supply for DVR * (1) IR Remote Control & Mouse * (1) User"s Manual * (1) CD Software