Polycom Expansion Modules – $199.99 color / $89.99 B&W
When connected to a compatible Polycom phone, these expansion modules provide additional lines, let you handle large call volumes and expand the functionality of your phone. For Polycom VVX 300, 310, 400, 410, 500 & 600 devices.
► Paper Display – label up to 40 lines by hand
► Color Display – LED display supports up to 84 lines
► Connect up to three modules
► Dedicated line keys
► Busy lamp field
► Page keys