Note: When you click the links below to download the firmware, it indicates that you have already read and agreed to the Open source licenses.

How to upgrade the BTA30：Click here

Updated at 2021-11-26

V1.12beta Firmware download link: Click here

Updated at 2021-01-13
BTA30 FW1.1 firmware download: click here (Backup link: Click here)

The following changes and improvements have been made in the new firmware:
1. Fixed the issue where the reconnection may fail or cause a system freeze in TX mode; 
2. Fixed the issue where a pop sound would occur when starting to play in RX/DAC mode.
3. Fixed the sound dropping out issue when connected to the computer via Bluetooth in RX mode;
4. Fixed the sound dropping out issue when input via SDPIF in DAC mode;
5. Miscellaneous bug fixes.