USB interface cable

USB interface cable to update the old black control unit. 

The latest update is version 1.1.27. 

You can find the update here: 

https://www.speidels-braumeister.de/de/service/downloads.html

You will also find the instructions for the WLAN module in the link on page 10 the update is explained. 

Cable is not for the new control system from 2021