Free Silence - DJ Tiësto's In Search Of Sunrise Edit ringtone for your phone. Listen first, then download the version you like. The song is performed by Delerium featuring Tiësto and Sarah McLachlan. 12 versions are available, from 13 to 29 seconds. Tags: trance, electronic and edm. 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 Delerium are collected on the artist page.