Amazon.com: Sennheiser PC 3 Chat - Durable On-Ear Wired Headset - Noise Cancelling Microphone for Casual Gaming and Easy Connectivity - Lightweight Stereo Quality Sound - Great for Internet Telephony & E-Learners :
Sennheiser RS 135 Wireless Stereo Headphone System (Black) – Media Right
Sennheiser HD 560S Over-Ear Headphones (Black) | World Wide Stereo
Sennheiser XS Wireless In Ear Monitoring System
Sennheiser MKE 440 Stereo Shotgun Microphone | Microphones for Cameras Video Production | PNTA
Sennheiser MKH 8040 Cardioid Condenser Mic Stereo Pair (Demo Deal) - Vintage King
SENNHEISER HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black
Sennheiser SD PRO2 ML Stereo (Duo)- Deskphone and PC - Microsoft Skype/Lync Certified cordless Headset | Compatible with Business Deskphones and PC
Sennheiser PC 5 Chat Stereo Headset, Black - Walmart.com
Amazon.com: Sennheiser Professional MKE 440 Compact Stereo Shotgun Microphone with 3.5mm Connector for Cameras, 506258 : Musical Instruments
Sennheiser MKH 8040 Stereo Microphone Set | Soundpure.com
Sennheiser HD 200 PRO Dynamic Stereo Headphone, 32 Ohms, Closed, Over-Ear | Full Compass Systems
Sennheiser HD 650 Stereo Reference Headphone Kit with Grace
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 : Everything Else