Connect Systems CS800D
firmware v30.55
Connect Systems · Released Aug 17, 2023 · First seen Sep 12, 2026
Source:
connectsystems.com
v30.55 is the latest firmware for the Connect Systems CS800D, released August 17, 2023.
What's in this update
This firmware allows for the setting of Tx Preamble when sending SMS messages. As of this date, it has not been tested.
updatemystuff.com never hosts firmware files — always download from the official source.
Get it from Connect SystemsWatch the CS800D for updates
Create a free account and get an email the moment Connect Systems publishes new firmware.
Create account & watch