Sennheiser SC 260 USB MS II Business Headset (506483) - Noise Cancelling Microphone, HD Sound for PC, Skype for Business & Softphone Calls - Perfect for Office, Remote Work & Customer Service (Black)

SENNHEISER SC 660 ANC USB (508311) Business Headset - Binaural Noise Cancelling Headphones with HD Sound & USB Connector for Skype for Business | Perfect for Office Calls, Remote Work & Online Meetings (Black)

Sennheiser SC 665 USB Business Headset (507257) - Noise Cancelling Dual Ear Headphones with Microphone | UC & Skype for Business Certified | Compatible with PC, Laptop, Mobile Phone & Tablet | Perfect for Office Calls, Remote Work & Video Conferencing (Black)