National Security Systems protects residential, commercial, and industrial properties in Buena Park. It designs, installs, and monitors integrated home security systems, such as fire alarms, surveillance cameras, and video doorbells, which may be controlled using tablets, smartphones, and PCs. Its technicians handle security and automation products from several manufacturers, including Honeywell, Bosch Security Systems, and RS2 Technologies. National Security Systems' central station monitoring centers have ample telephone, power, and data connectivity systems. The security service provider has been in business since 1989.