How to update the firmware for ECHO: 

1. Unzip the file and copy the ECHOVxxx.img file to the root directory of the ECHO's internal memory. Safely eject the device and restart it to begin the automatic upgrade.  

2. If you encounter any issues, please feel free to contact us.  

Note: The firmware upgrade may first format the internal memory. It is recommended to back up your songs before upgrading.

Updated at 2026-7-7

ECHO V1.7.0 firmware changes are as follows:

1. Added new Button C Mode.

2. Fixed an issue where ID3 tags for some FLAC format songs were not displayed.

3. Optimized the previous track switching logic.

4. Optimized the media library loading speed.

5. Other system optimizations.

Note:

Button C Mode: Single press/Double press the Previous/Next track button to adjust volume; long press the Previous/Next track button to switch songs.

Previous track switching logic: When the current track has played for less than 3 seconds, switching to previous track will skip to the actual previous track and start playback;

when the current track has played for more than 3 seconds, switching to previous track will restart the current track from the beginning (0:00).

1.新增按键模式C模式

2.修复部分flac格式歌曲ID3信息不显示的问题

3.优化上一曲切曲逻辑

4.优化更新媒体库加载速度

5.其它系统优化

注：

C模式：单击/双击上下曲键调节音量，长按上下曲键切曲

上一曲切曲逻辑：在当前曲目播放到3S以内时，点击上一曲会跳转到当前曲目的上一曲并开始播放；而当曲目播放超出3S后，点击上一曲则会跳转到当前曲目的0S开始重新播放。

ECHO V1.7.0 firmware download link: Click here

Updated at 2026-6-4

ECHO V1.6.0 firmware changes are as follows:

1. Fixed the issue of incorrect album sorting for m4a format.

2. Fixed an issue where the device would occasionally freeze when accessing Favorites.

3. Fixed an issue where Media Library could not be updated on some micro-SD cards.

4. Other system optimizations.

1.修复M4A格式专辑排序错乱的问题

2.修复个别情况下进入我喜欢会出现卡死的问题

3.修复部分TF卡更新媒体库不成功的问题

4.其它系统优化

ECHO V1.6.0 firmware download link: Click here

Updated at 2026-5-9

ECHO V1.5.0 firmware changes are as follows:

1. Added new button mode for track control.

2. Fixed an issue where playback position was not remembered when playing from Favorites.

3. Optimized album sorting logic.

4. Optimized e-book bookmark memory function.

5. Other system optimizations.

ECHO V1.5.0 firmware download link: Click here

Updated at 2026-4-9

ECHO V1.3.0 firmware changes are as follows:

1. Added support for displaying ID3 tags for DSD format.

2. Fixed an issue where updating the Media Library would accidentally clear Favorites.

3. Fixed an issue where the e-book might fail to remember the reading position.

4. Other system optimizations.

ECHO V1.3.0 firmware download link: Click here

Updated at 2026-2-5

ECHO V1.2.0 firmware changes are as follows:

1. Fixed an issue where adjusting the volume in button B mode and screen-off state would incorrectly operate as button A mode.

2. Optimized the display effect of the rhythm style.

3. Optimized the smoothness of level-4 and level-5 volume.

4. Other system optimizations.

ECHO V1.2.0 firmware download link: Click here