Unknown Spanish group

who sings this

http://www62.zippyshare.com/v/23345855/file.html

If it is of any help, song is called Sombras, a spanish version for Feelings by Morris Albert.

Thanks!

I am interested in the name of the group or the other songs

That track is completely

http://www64.zippyshare.com/v/58275557/file.html