GXP1630 comes equipped with a suite of VoIP features that are deployed in a clear and easy-to-use fashion, 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

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