IP Feature, Phonebook 200 names and numbers, Caller ID, Speakerphone, 8 ringer melodies, Missed call list, Redialing of last numbers Transfer of phone calls, Conference
USB Data adapter for internet telephony (VoIP) via Gigaset telephone systems: Cordless data transmission with ISDN telephone line . Enables cordless internet calls and internet applications via Gigaset cordless handsets