Direct Streaming Links
The direct link to the audio stream, should work everywhere.
RXDIO Chill: https://rxdio.com/live/chill
RXDIO Classical: https://rxdio.com/live/classical
PLS External Links
iTunes, VLC media player, Totem, RealPlayer, Winamp, Yahoo! Music Jukebox, MediaMonkey, Windows Media Player, AIMP, Kodi, Rhythmbox, foobar2000, and more than 30 others are able to open PLS files.
RXDIO Chill PLS: https://rxdio.com/chill.pls
RXDIO Classical PLS: https://rxdio.com/classical.pls
M3U External Links
iTunes, VLC media player, Kodi, Banshee, Clementine, MPlayer, mpv and others are able to open M3U files.
RXDIO Chill M3U: https://rxdio.com/chill.m3u
RXDIO Classical M3U: https://rxdio.com/classical.m3u