VoIP applicationsVoIP applications (SIP adapter to 120 channels) The PrimuX SIP adapters are virtual SIP adapter to which - as in the real PrimuX adapters also - can be accessed via the CAPI interface. Use the codecs G.729a and G.711 for voice compression and G.168 for echo and Rauschunterdrückung.Die PrimuX SIP adapters are the ideal solution for PBX applications where ISDN and VoIP connections are used in parallel are, for example, to save costs, or the Home Office connection are copy protected by a USB dongle into the office network to integrieren.PrimuX SIP adapter.