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CellComEX Series Technical Update

Version: 221 (7/7/25)

Update Date: August 2025

Version 221 Update

The updated Version 221 (7/7/25) firmware is now available for CellComEX Series Universal Alarm Communicators.

2G Fallback

This update enables CellComEX Series Communicators to support the ability to switch back to the 2G cellular network.

Obtaining the New Firmware

CellComEX Series firmware updates are provided free of charge. They can be obtained from Dealer Admin at dealer.securecomwireless.com or downloaded from DMP's Product Software Downloads.

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