Seems that there is no API available for these speakers.
What would be the best bang for the buck then? Get some passive speakers and connect them with a raspberry with squeezebox on?
Any recommendations how to start?

Hello everyone, I'm an absolute beginner with home automation and starting from 0, so please don't hang me for my noob questions! In order to get things starting, i decided to first built a multi room audio system, which should be controlled through Domoticz. And now things are getting complicated ...