GH507 Gaming USB Headset with Detachable Microphone
Amazon.com: Sennheiser Consumer Audio Sennheiser PC 8 USB - Stereo USB Headset for PC and MAC with In-line Volume and Mute Control, Black, Small : Electronics
Best Buy: Sennheiser Gaming Headset with Microphone Black Pc333d
Sennheiser PC 8 USB Stereo Headset, Black - Walmart.com
Amazon.com: SENNHEISER PC 373D - 7.1 Surround Sound Gaming Headset : Video Games
Best Buy: Sennheiser USB Gaming Headset PC166
Sennheiser GSP 550 - Gaming - headset - full size - wired - USB - black - Walmart.com