The Polycom VVX Expansion Module is a sidecar expansion module for the Polycom VVX Business Media Phones. You can add up to 3 VVX Expansion Modules to give you 90 additional keys helping turning your VVX phone into a desktop phone capable of handling multiple lines, call appearances, speed dials or BLF keys.
The Yealink EXP40 has a 160 x 320 graphic LCD display that can expand the use of your Yealink T46G and T48G VoIP phones. The EXP40 includes productivity enhancing features like BLF/BLA, speed dialing, and call forward/transfer/park/pickup.
The Polycom VVX Camera is a USB camera when used with a Polycom VVX Business Media phone it converts them to a desktop video conferencing solution. The VVX Camera has simple plug and play capability making it easy to add to any compatible VVX Business Media phone making adding video conferencing capabilities easy and cost-effective.