SONOVA AG
Laubisrütistrasse 28
CH-8712 STAEFA
Switzerland
Phone +41 58 928 01 01
www.sonova.com
Starkey Hearing Technologies
6600 Washington Avenue South
EDEN PRAIRIE, MN 55344
USA
Phone + 1 612 828 9193
www.starkey.com
WS Audiology A/S
Nymoellevej 6,
DK-3540 Lynge,
Denmark
Tel +45 44 35 56 00
Fax +45 44 35 56 01
www.wsa.com