Key features: 

• Specially designed for UC platform
• Plug and play, connecting with PC and compatible with Mac/Windows systems, Microsoft Lync 2010 and Microsoft office communicator
• With Digital Signal Processing (DSP) technology, digitally optimizes your voice and music and suppresses echoes

Structure Features:

1. In-line microphone mute key (by pressing the mute button activates mute, press it again to de-activate mute) 
2. Microphone mute LED indicator (red)
3. In-line speaker volume control key (+/-)
4. In-line hook for answer/end call (by pressing the button you can answer the call, press it again to end the call)
5. Hook LED indicator( green)​ 

Note:

1. The in-line hook  is specially designed for  Microsoft Lync and may not be available for other systems. 
2. You are required to install "Skypeheadset" on your PC if you want to use HOOK function on Skype.