V1.xx is valid for ACC4100


V1.12 technical release 2020-07-15

The current microphone recording level is properly reported to the USB host now. This is essential for the latest Windows 10 version.

Controlling the playback sound volume by the touch sensor of a SMPA works properly now.


V1.11 technical release 2020-06-18

FW-Upgrade is possible with active playback channel.


V1.10 technical release 2019-05-27

Support of the new ‘charging only’ – mode of attached mobile devices (SMPA FW4.65 and higher/Speech One FW5.26 and higher)


V1.08 technical release 2019-04-05

Initial version