Amazon.com: Sennheiser SDW 5066 (507024) - Double-Sided (Binaural) Wireless Dect Headset for Desk Phone Softphone/PC & Mobile Phone Connection Dual Microphone Ultra Noise Cancelling, Black : Electronics
Sennheiser RS 135 - Audio Headphones Stereo Wireless - Ideal for modern music & TV - Lightweight
Amazon.com: SENNHEISER HD 4.40 Around Ear Bluetooth Wireless Headphones - Black : Electronics
Sennheiser RS 175 RF Wireless Headphone System for TV Listening with Bass Boost and Surround Sound Modes - Walmart.com
Amazon.com: Sennheiser DW Pro 2 Dual Ear Wireless Office Headset with Microphone -DECT 6.0 : Electronics
Sennheiser MOMENTUM 4 Wireless - headphones with mic - black - 509266 - Wireless Headsets - CDW.com
Sennheiser Accentum Wireless headphones offer 50-hour battery life for $180
Sennheiser D 10 USB Wireless Headset - IP Phone Warehouse
Experience Superior Audio with Sennheiser RS 195 RF Wireless Headphone – BrandsWalk
Amazon.com: Sennheiser RS 120-W On-Ear Wireless Headphones for Crystal-Clear TV Listening with 3 Sound Modes, Lightweight Design, Easy Volume Control, 60 m Range and Convenient Transmitter/Charger Combo - Black : Electronics