The APP-5 transforms your Polycom Unified IP phone experience through remote answer/end and ring alert. It is compatible with the following Polycom Unified IP Phone models: IP320*, IP330*, IP430, IP550, IP560, IP650, IP670. For use with CS60, CS70N, CS351N and CS361N headsets.
* Requires RJ to 2.5mm adapter
Learn more about Plantronics APP-5 Polycom EHS (38438-01)