3 XML programmable context sensitive soft keys, CONFERENCE, HEADSET, HOLD, HOME, line keys with dual-color LED and 8SIP accounts, MESSAGE, PAGE/INTERCOM, PHONEBOOK, RECORD, SEND and REDIAL, SPEAKERPHONE, TRANSFER, VLAN, VOLUME
شفافیت صدا
Yes, HD handset and speakerphone with support for wideband audio
ارتباط هدست
k RJ9 headset jack (allowing EHS with Plantronics headsets)