Momentum 4 Headset's mic not working in Windows 10 : r/sennheiser
UPDATED* Sennheiser Momentum 4 release date prediction, pre order, possible price | WePC
Sennheiser Momentum 4 Wireless review: Excellent audio quality and impeccable battery life
Amazon.com: Sennheiser HD1 In-Ear Wireless 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 : Electronics