http://www.charlottesecuritysolutions.com/resources/learning-center/security-camera-technology/10-not-so-obvious-benefits-of-ptz-cctv-cameras - There are many features offered by a CCTV Concord has to offer. Charlotte CCTV cameras have autonomous patrol and tracking. CCTV Charlotte cameras have alarm inputs such as motion detectors, glass break devices and door contacts, which can be placed in critical areas.