Similar to the Lyric-3G which relies on the 3G network, the LYRICLTE-A transmits to and receives signals from the AT&T cellular network. Cellular communications ensure that your alarm system has a reliable path to Honeywell's AlarmNet server regardless of local power outage or ISP issues that may affect local internet connections. The Lyric's integrated WIFI communicator in tandem with the LYRICLTE-A is the industry's most advanced "dual path" configuration. The possible speeds of your 2.4GHz WIFI network backed up by AT&T's LTE network. Technology continues to change and develop at an increasingly rapid pace. This product will put you on the front of that wave. An alarm system offers a Homeowner/Business Owner peace of mind. You will have peace of mind with the LYRICLTE-A knowing that it is operating on the most advanced cellular network in the nation.

NOTE: The LYRICLTE-A requires firmware revision v01.03.06548.482 or higher. The LCP500-L Lyric Controller can be firmware upgraded using the built-in WIFI communicator. The upgrade can be requested to the Honeywell dealer that configures the Lyric with AlarmNet service.