3 SIP accounts, 3 line keys, 4-way conferencing, 3 XML programmable context-sensitive soft keys HD audio on speakerphone and handset Dual-switched Gigabit ports, integrated PoE 8 dual-colored BLF/speed dial keys Massive storage allows saving up to 1000 contacts and call history up to 200 records Programmable context-sensitive soft keys that enable easy us “VoIP” refers to using the public Internet to carry voice traffic .









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