Hi and welcome to Beoworld. Looks like quite a piece of kit. Just had to do a Google search to find out just what it was.
If it connects using Phono (RCA) connections then I cannot see any problem connecting it to a Beosound 4. Think you may be the first Beoworld member who has though.
Craig
For millions of years, mankind lived just like the animals. Then
something happened which unleashed the power of our imagination. We
learned to talk and we learned to listen..