Sennheiser CX 7.00BT In-Ear Wireless Headphone - JB Music
Amazon.com: Sennheiser Consumer Audio CX 6.00 BT Wireless in-Ear Headphones, Bluetooth 4.2 with Qualcomm Apt-X, 6-Hour Battery Life, 1.5 Hour Fast USB Charging, Multi-Connection to 2 Devices, Black : Electronics
Amazon.com: Sennheiser IE 80S BT Audiophile In Ear Bluetooth Headphone, Black : Electronics
Sennheiser HD 350 BT Over-Ear Headphone White | Kaleidoscope