(19)

(11)

EP 2 025 200 A2

(12)

(88) Date of publication A3: 05.04.2007 (43) Date of publication: 18.02.2009 Bulletin 2009/08 (21) Application number: 06721965.9 (22) Date of filing: 19.05.2006

(51) International Patent Classification (IPC):  H04R 25/00(2006.01) H04R 3/00(2006.01) (86) International application number: PCT/CH2006/000263 (87) International publication number: WO 2006/114015 (02.11.2006 Gazette 2006/44)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (71) Applicant: Phonak AG 8712 Stäfa (CH)	(72) Inventors: DERLETH, Ralph Peter CH-8340 Hinwil (CH) HERSBACH, Adam The Patch, VIC 3792 (AU) (74) Representative: Troesch, Jacques J.  Troesch Scheidegger Werner AG, Schwäntenmos 14 8126 Zumikon 8126 Zumikon (CH)