It is a song with some mysterious touch that has been designed to serve as a soundtrack to retro video games with a lot of research. 

If you want to get in loop format, check out the links.

http://audiojungle.net/collections/2253450-for-videogames?ref=Snabisch

http://www.pond5.com/es/video-sound-effects-music-after-effects-photos-illustrations-3d-models/1/artist:RetroGames.html

Free download the album with 12 tracks by clicking on the image: