List of Specific Industries
North American Industry Classification System (NAICS) codes for this industry
[ 561621 ] = Security system services (except locksmiths) — Alarm system monitoring services
[ 621999 ] = All other miscellaneous ambulatory health care services — Pacemaker monitoring services
In the future, these systems may be compatible with home networks. The functionality of each may be local with audible alarms and printouts, or remote for reporting systems status to physicians, hospitals, or an emergency monitoring center. Whatever the respective functions are, there will be requirements for correct location, range of service for wireless components, and appropriate connectivity and communications protocols.