Best Buy: Night Owl 16-Channel 10-Cameras Indoor/Outdoor Wired 3MP 2TB DVR Security System CL-HDA30-161022P-B

This state-of-the-art security system provides more pixels and 3MP cameras have been installed with our dual sensor technology to truly take your security experience to the next level. These cameras use both a passive infrared sensor and motion sensor to detect humans, animals and vehicles. Whereas heavy rain, bugs and changes in lighting could potentially produce motion alerts on older systems, this new technology requires both changes in motion and heat be detected simultaneously. Come rain or shine, you can protect what matters most by placing the cameras where they will be of most use. These weatherproof cameras are intended for use both indoors and outdoors to ensure you receive the coverage you demand. Outdoor Use: Yes; Memory/Storage Type: Hard Disk Drive; Video Resolution: 3MP; Maximum Number of Cameras: 8.