Heise RegioConcept is the developer of the tool which can be found in the Business category. This application has been downloaded and set up by over 1 users and the latest release is dated Apr 12, 2018. It's free of charge to download the installation package of audio.hansa Hörsysteme, also, you can take a look at users' reviews on Droid Informer. The app works fine on Android 4.4 and above.
This download is totally secure.