* 2 SIP accounts, 2 line keys, 3-way conferencing, 
  3 XML programmable context-sensitive soft keys
* Dual-switched 10/100 mbps ports, integrated PoE on GXP1625
* HD audio on speakerphone and handset
* EHS support for Plantronics headsets
* Up to 1000 contacts, call history up to 200 records