AT&amp;T Digital LifeAT&amp;T Digital Life AT&T Digital Life AT&T Digital Life, headquartered in Dallas, Texas, is a maker of wireless home security systems with burglary and fire monitoring for homes and apartments in the United States. Today. AT&T Digital Life provides home security & automation services. Residential Security. AT&T Digital Life's home security systems consist of security & automation equipment and 24/7 monitoring. Products. Each user can customize the AT&T Digital Life wireless system to fit their homes. AT&T Digital Life currently offers packages, and with a basic system, users can add extra sensors, video cameras, motion sensors or other devices. AT&T Digital Life users can  add additional AT&T Digital Life devices to the system at any time. AT&T Digital Life wireless home security systems are available to renters and homeowners. Services. 24/7 Professional Monitoring, Video Monitoring, Remote Door Locks, Lighting & Thermostat Control, Water Detection and Fire & Carbon Monoxide Monitoring Mobile Access. Users also get use of mobile access to arm, disarm and control the AT&T Digital Life security system. Mobile access can be used to arm and disarm the system, view video from security cameras, monitor sensors lock and unlock doors, and turn off devices utilizing smart plugs. Technology. The AT&T Digital Life system uses  DECT, a digital communication standard primarily used in cordless phones, to send messages between the wireless sensors and the base unit. DECT is low-power and allows the users to create a short-range wireless network in their home. AT&T Digital Life AT&T Digital Life, headquartered in Dallas, Texas, is a maker of wireless home security systems with burglary and fire monitoring for homes and apartments in the United States. Today. AT&T Digital Life provides home security & automation services. Residential Security. AT&T Digital Life's home security systems consist of security & automation equipment and 24/7 monitoring. Products. Each user can