How to send sound to Volumio?

What is the best way to play all sound from OSMC wih Volumio, running on a separated device on LAN network?

did you ever get a reply or find out on your own?

OSMC is a distro, Volumio is a distro. They only exist individually and cannot exist in one install.

ActionA, please notice that they are asking about it running on a SEPARATE device