AT&T LTE Cellular Communicators Frequently Asked Questions

What is a Honeywell Home LTE-21A?
By adding a Honeywell Home LTE-21A AT&T LTE Communicator to your Honeywell Home VISTA 21iPLTE, you will be making the system dual-path ready. Learn about the LTE-21A.
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Why Should I Get an LTE Cellular Communicator?
LTE communicators provide fast and reliable connectivity for monitoring service. Cellular providers have promised to support LTE networks for many years. Learn about LTE radios.
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Which Cellular Communicators Work w/ a Honeywell VISTA 20P?
A cellular communicator will allow your VISTA 20P to connect with the AlarmNet Servers for use with Total Connect 2.0. Find out which cellular communicators work with a VISTA 20P.
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Is there an LTE Communicator for VISTA 21iP Panels?
The Honeywell LTE-IA, LTE-IV LTE-XA, and LTE-XV are all LTE cellular communicators that will work with a Honeywell VISTA 21iP Alarm System. Learn about these communication modules.
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