The pairing of the devices work very quickly and easily. However, one must here make sure that no other device is registered, there always can be connected only one device. The streaming of music works then without problems and also adjusts the volume.
The other operation is somewhat complicated and could be simplified and the clock is going fast. Here would possibly be a key been more favorable (eg for storing stations). But since we often hear the same station in the kitchen, that's not so bad for us. However, an automatic adjustment of the clock with the radio signal would be desirable.