Sennheiser RS 165 - Open Box Digital RF Wireless Headphones - Walmart.com
Sennheiser HD 350 BT Wireless headphones Stereo Wireless Bluetooth 18 Hz 22 kHz Over the head Binaural Circumaural MEMS Technology Microphone Black - Office Depot
Sennheiser Wireless Headphones HDR 45 & Base for Parts or Repair | eBay
Sennheiser HD 350BT Wireless Headphones - White - 508385 - -