We offer top of the line surveillance and security solutions, so you can always stay informed about what’s happening around your business property.


ADC-SEM300-VT-AT AT&T LTE Alarm Communicator


The ADC-SEM300-VT-AT is a dual-path system enhancement module (SEM) designed for compatible Honeywell/Ademco VISTA panels. Supporting AT&T 4G LTE and optional broadband ethernet, it ensures extended life cycles, secure, and reliable service. ETL certified for safety, the SEM300 enables wireless reporting via LTE and Ethernet, providing easy configuration through’s web and mobile tools. It facilitates interactive monitoring, alerting, and integration with home automation and energy management through built-in Z-Wave Plus capabilities.

Product Features:

  • Wireless reporting of alarms using Cellular 4G AT&T LTE
  • Home automation & energy management
  • Remote monitoring and control using easy-to-use web and mobile support tools
  • Support for Z-Wave Plus devices
  • Video monitoring
  • No separate power supply needed
  • Over the air (OTA) upgrades

Related Products

Pin It on Pinterest


Fill up our Form and our Specialist will get back to you.


Fill up our Free Quotation Form and our Specialist will get back to you.

Are you business or Home Owner

Answer these question and get customized security solutions and offers.

I’m most interested in:

(select all that apply)

How many doors and windows do you need to protect?
Last thing. Let’s see if Go Safer Security is in your area!

Providing this information will allow us to see if we offer services in your area along with any special promotional offers.

Need A Free Quote for your Business?

What type of business do you have? This will help us determine the specific needs of your business and recommend cameras that are best suited for your industry.