Sennheiser SC 660 ANC USB (508311) - Double-Sided (Binaural) Business Headset | for Skype for Business | with HD Sound, Active Noise Cancellation Microphone, & USB Connector (Black)

Hd sound: powered by Sennheiser HD stereo sound to ensure a clearer and more natural meeting and entertainment experience Easy disconnect: simple, quick release mechanism made to withstand the repetitive plugging and unplugging of shift changes 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 International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.