http://www.securitycamerasdirect.com/browse/categories/security-cameras/megapixel-security-cameras/ - The features of megapixel security cameras include a 3.3 � 12mm megapixel varifocal lens. A megapixel security camera is IP66 weatherproof with up to SXGA resolution at 8 FPS. In addition, megapixel cameras have selectable MPEG � 4 SP / MJPEG compression technology.