Sennheiser CX 6.00BT | ▤ Full Specifications & Reviews
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
Sennheiser CX 6.00BT In-Ear Headset – BrandsWalk
Sennheiser HD 820 and CX 6.00BT, new headphones from the German company