Jabra EHS - Polycom IP320, 321, 330, 331, 335, 430, 450, 560, 650,

With this EHS you don't need a handset lifter to answer calls away from the desk. Works directly between headset and most newer model Polycom IP phone handsets.

Compatible With The Following Handsets:

SoundPoint® IP 650 phone

SoundPoint® IP 560 phone

SoundPoint® IP 550 phone

SoundPoint® IP 430/450 phone

SoundPoint® IP 670 phone

VVX 500 phone

VVX 1500 phone

You must be running SIP application version 3.0 or later and BootRom 4.1.0 or later

Manufacturer Part Number: 14201-17