BS-EN-50332-2 Complete Document History
Sound system equipment: Headphones and earphones associated with personal music players. Maximum sound pressure level measurement methodology

Complete Current Edition:
   2013 EDITION - Matching of sets with headphones if either or both are offer - Oct. 31, 2013

Obsolete Revision Information:
   2003 EDITION - Matching of sets with headphones if either or both are offer - May 10, 2004