Polycom 2200-12770-025 SoundPoint IP 670 Color Expansion Module. The SoundPoint IP Expansion Module is a true "plug-and-play" device that adds 14 lines to the the host SoundPoint IP 670 phone without any setup or extra cabling.

Please note that this product is non-returnable and non-cancellable once ordered

Features:
• Plug-and-play ease – The module requires no setup as the host phone provides power and signaling
• A user-friendly, color call visualization similar to that on the SoundPoint IP 670
• The ability to be configured as a line appearance or as a speed dial with busy lamp field
• Easy installation and setup
• Augmentation of the user interface of the SoundPoint IP 670 desktop phone, with the same visually pleasing, vibrant color user interface of the host phone
• Fourteen illuminated keys configurable as a line appearance or as a speed dial with busy lamp field
• The ability to add up to three modules to a single host phone
• Flexibility – It is hot swappable, so you can add or remove the module from an idle host phone at any time