Here you can listen to and download the De Sobremanera ringtone for free. Original song by Alfredo Olivas. There are 7 versions, from 13 to 70 seconds long. Tags: trombone, swing and upbeat. Click a tag below to see more ringtones like this. Android users need the .MP3 file, iPhone users need the .M4R file. Both are free. All ringtones by Alfredo Olivas are collected on the artist page.