EPOS SC 165 USBI Stereo Computer Headset with 3.5mm Plug New In Bag 508317 | eBay
Amazon.com: Sennheiser SC 160 USB (508315) - Double-Sided (Binaural) Headset for Business Professionals | with HD Stereo Sound, Noise Canceling Microphone, & USB Connector (Black), Black : Electronics
Amazon.com: Sennheiser SC 165 USB (508317) - Double-Sided (Binaural) Headset for Business Professionals | with HD Stereo Sound, Noise-Cancelling Microphone, & USB Connector (Black) : Everything Else
Sennheiser SC-165 USB Double-Sided Headset for Business Professionals 3.5mm Plug | eBay
Amazon.com: Sennheiser SC 165 USB (508317) - Double-Sided (Binaural) Headset for Business Professionals | with HD Stereo Sound, Noise-Cancelling Microphone, & USB Connector (Black) : Everything Else