Amazon.com: Sennheiser SC 230 USB MS II (506482) - Single-Sided Business Headset | For Skype for Business, Softphone, and PC | with HD Sound, Noise-Cancelling Microphone (Black) : Everything Else
EPOS I SENNHEISER IMPACT SC 230 USB - Headset - on-ear - wired - USB - black, silver - Walmart.com
Sennheiser SC 230 Monaural Pro USB Headset w/ Call Control 504403 $ 79 98 No reviews