EPOS I SENNHEISER IMPACT SC 260 USB MS II - headset | Lenovo US
Sennheiser SC 230/260 USB MS II CIRCLE™ Over-the-Head On-Ear Headset for Skype Business w/ In-Line Call Control • Symphony Hifi
Amazon.com: Sennheiser SC 260 USB MS II (506483) - Single-Sided Business Headset | For Skype for Business, Softphone, and PC | with HD Sound, Noise-Cancelling Microphone (Black) : Everything Else
EPOS | SENNHEISER IMPACT SC 260 USB MS II Headset (1000579) — Network Hardwares
Sennheiser SC 230/260 Headsets | VideoCentric | Gold UK Partner | UK's Expert Video Conferencing Integrator
Sennheiser SC 260 USB MS II Double-Sided Wired USB Headsets - 20-Pack = $17 each | eBay