Radtel RT-900 BT
firmware v1.20
Radtel · Released Sep 2, 2025 · First seen Sep 12, 2026
Source:
radtels.com
v1.20 is the latest firmware for the Radtel RT-900 BT, released September 2, 2025.
What's in this update
Release notes not published by vendor — see official page. Check Radtel's website for the full details of what this update changes.
updatemystuff.com never hosts firmware files — always download from the official source.
Get it from RadtelWatch the RT-900 BT for updates
Create a free account and get an email the moment Radtel publishes new firmware.
Create account & watch