Updated at 2025-01-06

BTR17 Bluetooth V0.62 firmware changes are as follows:

1. Add volume adjustment in 120 levels.

2. Add custom previous/next track keys function.

3. Add screen rotation function.

4. Allow D.Mode to be enabled when only USB data port is connected in PC and BT modes.

5. Add control of some menu functions through the APP.

6. Update the UI for selected menu items.

7. Improve the issue where some devices cannot enter LDAC during active reconnection or LDAC is only displayed when playing.

8. Fix the problem where a prompt tone may still be heard when the prompt tone volume is set to 0 and the device is turned off.

9. Other performance optimizations and bug fixes.

1.增加音量120级数调节

2.增加自定义上一曲/下一曲键功能

3.增加屏幕翻转功能

4.增加PC、BT模式下只连接USB数据口时也允许开启D.Mode模式

5.增加通过APP控制部分菜单功能

6.更新菜单选中UI

7.改善主动回连部分设备无法进入LDAC或者要播放时才显示LDAC的问题

8.修复提示音音量设为0后关机时还可能听到提示音的问题

9.其它性能优化及bug修复

BTR17 Bluetooth V0.62 firmware download link: Click here

How to update the Bluetooth firmware for BTR17: Click here

Updated at 2024-11-26

BTR17 XMOS V128 and Bluetooth V0.51 firmware changes are as follows:

1. Improve the noise problem

2. Improve the shutdown charging power display is not correct

3. Improved the problem that after the lock screen wake-up button is set to the power button, the key control function is abnormal under the lock screen (edited)

4. Fix the problem that USB 1.0 mode connection Switch cannot be used (xmos firmware needs to be updated)

Firmware download link and update instruction: Click here