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.

If you have just bought the BTR5, please check the firmware version of your BTR5 first. 

Please note that the BTR5 2021 does NOT support viewing the firmware version.

Do not update the firmware of BTR5 for BTR5 2021!

How to check the firmware version of the BTR5: 

1. While the device is powered on and not in Menupage, hold the power button for about 2 seconds to activate menu.

2. Click the power button in the menu page to switch submenus to version.

How to update the BTR5: Click here

FW2.3 firmware download link: Click here (Backup link: Click here)

Improvement in FW2.3:

1. Fixed the impact sound isse when repeated plugging headphones in USB connection  

2. Added the charging pop up window