The audio for all the Raadha Kalpa music will be releasing on all music platforms within the net few weeks. You will be able to find it on itunes, spotify and other music platforms.
We had one release Raadha Kalpa Essentials 1, the newer one will be Raadha Kalpa Essentials 2
The other music which is owned by Amudam is already available on all platforms.
Hope this helps.