The NEW Sennheiser CEHS-PO 01 EHS Polycom Adapter 504104 is a high-quality adapter designed specifically for Sennheiser devices. This adapter allows users to easily connect their Sennheiser headset to a Polycom system for improved compatibility. With the trusted Sennheiser brand name and specific design for Polycom systems, this adapter ensures reliable and high-quality performance for all your audio communication needs.