Quality and reliability best describe the QS464-211 4 Channel Complete Surveillance System. Using the latest in triplex technology, you can record, playback, and transmit video over the net simultaneously. The 2 included cameras are weatherproof and provide 40 feet of night vision each. The cameras also feature a flexible 3-Axis stand for enhanced angle positioning and for deterring vandalism, by allowing you to run your cable directly through the bracket. Customize your solution by adding 2 more additional cameras as you need them. Receive email notifications when motion is detected on your PC or Smartphone. This easy do-it-yourself installation makes the perfect solution for your home or business.