Hello, Selling this awesome Sennheiser Single-Sided Business Headset | For Skype for Business | with HD Sound, Ultra Noise-Cancelling Microphone & USB Connector (Black). • Noise-Cancelling Technology: Filters out all unwanted background noise for crystal-clear conversations on calls • State-of-the-Art Materials: Stainless steel hinges, brushed aluminum parts, & Vectran reinforced cables defend your headset against everyday use • In-Line Call Control Unit: Answer or end your calls, control the volume, mute your mic and redial calls - all directly from your headset Excellent Pre-owned condition! Willing to trade for other items. * Hablo Español * Top-Rated Seller * Thank you,