
Gigaset C530 Ip

Gigaset C530 Ip
I already own the gigaset 850 (which is not IP). If I buy the gigaset 530 IP, can I connect my 850 device to the DECT station of the 530 IP and also make VoIP calls? Same question, but phrased differently: Are VoIP calls dependent on the DECT station or the terminal?