The Polycom® SoundPoint® IP 650 / 670 phones are full-featured IP phones each with a hands-free speakerphone and handset designed for hi-fidelity wideband audio, a built-in headset connection and an integrated Ethernet switch. Each phone can have up to six unique phone numbers, and has a standard phone keypad, additional buttons (such as Messages, Hold, and Redial), and four soft keys, located below the display window, that provide additional functions based upon the status of the phone.
General overview of the features
Transferring, conferencing, and parking calls
Do not disturb and call forwarding
Call lists and contact directory