inputs.text: top quality headphones sony - purchased headphones last week listened lot classical music opera thehem rewarding experiencethis unit full audio range time blocking extraneous noise however not noise reduction unit feeling almost like sound proof room hear nothing music ambient sounds associated orchestra able pick subtle sounds occur performance would not pick floor mounted speakersthe niggling complaint even though set circumaural fitting found tended warm ears 2030 minutes usethis product expensive worth ie get pay case quality product geared towards audiophiles