We're happy to advise you by phone.
You can reach us from Monday to Friday between
9:00 am and 5:30 pm
at the number below
+49 761 / 45 89 29-10
If you have any questiones about returns and RMA requests please call us at the following number
+49 761 / 45 89 29-19
Grandstream IP Audio
The GSC3500 Series offer top-notch intercom
and paging functionality ideal for office buildings, enterprises,
schools, healthcare facilities, retail centers, residential settings,
warehouses and other indoor environments. This series allows businesses
to build powerful SIP intercom and paging solutions that expand
communication and add security.