The Yealink Advanced Headset Adapter EHS60 provides a technical interface between your Yealink DECT headset and a compatible desk phone (Cisco/Avaya/Poly/Grandstream). The adapter is easy to install. With plug-and-play, you can efficiently control your phone calls remotely, including answer, reject, hold, mute, hang up, switch between multiple calls and control volume. Specifically designed for maximum productivity in business applications such as front desks and call centers, the adapter is an ideal choice for large corporations, financial institutions, healthcare, government, educational, industrial, and small to medium-sized businesses and home offices. Most important features Compatible with Yealink wireless headsets (WH62/WH63) Perfectly compatible with IP phones from Cisco, Avaya, Poly and Grandstream Plug and play Incoming calls are signaled in the earpiece of the headset To control calls using the wireless headset: Answer calls End conversations