icon.png specified as GPL licensing as noted in found location:
http://www.iconfinder.com/icondetails/7209/128/music_sound_speaker_icon
Attributed to: Sergio Sánchez López, Futurosoft
sergio9087@hotmail.com

headphones.png specified as Creative Commons Attribution 3.0 Unported licensing (http://creativecommons.org/licenses/by/3.0/)
As noted in found location:
http://www.iconfinder.com/icondetails/60735/512/headphones_listen_music_icon?r=1
Attributed to: Svengraph
http://svengraph.deviantart.com/
diegocaiazza@gmail.com


background image obtained here: http://www.freegreatpicture.com/background-patterns/background-wallpaper-pattern-pattern-5735
No explicit license specified other than "free"