addresses:

post:
SD Systems
P.O. BOX 2603
NL 1000 CP Amsterdam
The Netherlands

phone 00 31 20 69 26 413
fax 00 31 20 66 848 77

Email address SD Systems Holland (office and factory) :
   

factory address:

Sound Specialties S&D
Zeeburgerdijk 532
1095 AM Amsterdam
the Netherlands

 
   

SD Systems Laboratories :

phone: 00 31 20 77 26 413