En estas páginas teneís trailers en 5.1:
http://www.demo-world.eu/trailers/hd-movie-trailers.php
http://translate.google.es/translate?hl=es&sl=en&u=http://www.hd-trailers.net/&prev=/search%3Fq%3Dtrailers%2Ben%2Bvideos%2BHD
Saludos..............
http://www.demo-world.eu/trailers/hd-movie-trailers.php
http://translate.google.es/translate?hl=es&sl=en&u=http://www.hd-trailers.net/&prev=/search%3Fq%3Dtrailers%2Ben%2Bvideos%2BHD
Saludos..............