Just got my own Bathys!
Some info on released firmwares.
Version 1.00 (initial release):
Product commissioning
Version 1.01 (February 2023):
Improved overall stability
Version 1.10 (March 2023):
Fixed a bug that could cause the headset to restart unintentionally
Fixed a bug that could cause a loss of audio signal when the headset is disconnected
Version 1.20 (April 2023):
Improved active noise cancellation performance
Version 1.30 (May 2023):
Added the Sidetone feature, which allows you to hear your own voice during a call
Version 1.40 (June 2023):
Improved audio quality
Added the ability to disable active noise cancellation for only the right or left ear
Version 1.50 (July 2023):
Fixed a bug that could cause instability when playing certain audio formats
Improved the accuracy of ear detection
Version 1.51 (August 2023):
Fixed a bug that could cause choppy audio when playing certain audio formats
Improved overall stability
Version 1.54 (August 2023):
Improved audio quality
Added an improved transparent listening mode
Fixed a bug that could cause instability when using the Sidetone feature