Sennheiser CX 300S In-Ear Earphone. The in-ear design reduces ambient noise, included set of four sizes (XS, S, M, L) ear-adapters guarantees an individualized fit. A Smart remote enables you to pause music and take calls across all devices.
Sennheiser MOMENTUM True Wireless in-ear earphone, 4 hours of battery life extend battery life to 12 with charging case, Bluetooth 5.0 Touch Control
Sennheiser CX SPORT offers a six-hour battery life from a 1.5 hours charge. A 10-minute quick charge provides 1 hour of battery life. Designed and engineered in Germany.