Sennheiser's new Momentum headphones are improved, but still pricey
First Class and Nonstop
Sennheiser Momentum 4 Wireless Review | Digital Trends
Amazon.com: Sennheiser Momentum in-Ear Wireless Black Headphones, Bluetooth 4.1 with Qualcomm Apt-X and AAC, NFC one Touch Pairing, 10 Hour Battery Life, 1.5 Hour Fast USB Charging, Multi-Connection to 2 Devices :