BTECH GMRS-PRO
firmware v0.8.3
BTECH · Released Mar 29, 2025 · First seen Sep 6, 2026
Source:
baofengtech.com
v0.8.3 is not the latest firmware for the BTECH GMRS-PRO: the current version is v0.9.3 (June 1, 2026). Go to v0.9.3
In short — summary by updatemystuff.com
Adds Busy Channel Lockout feature and improves display colors; fixes NOAA alert mode issues.
- Added Busy Channel Lockout support
- Fixed NOAA alert mode channel switching issue
- Optimized display colors
Written from BTECH's release notes, which are printed in full below.
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What's in this update
New Added support for Busy Channel Lockout (BCL) to prevent message transmission on busy channels.
Improvements
Display color optimization for better visibility.
Fixes
- Fixed an issue on VOX.
- Resolved an issue in NOAA alert mode where the device prematurely switched to the next scan channel without sufficient waiting time after detecting a signal but failing to receive the 1050Hz tone, leading to squelch (SQ) detection anomalies.
Other
- Bluetooth headset PTT release sound will now stop playing after notification sounds are disabled.
- Channel editor now supports modifying the Busy Channel Lockout setting.
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