The Sennheiser CX 150BT wireless earphones provide the ideal balance of audio quality, comfort and durability. Portable and extremely robust, the CX 150BT is supplied with four different sizes of ear tips to ensure the perfect fit and excellent noise isolation. Connecting to mobile devices is fast and reliable thanks to the latest Bluetooth 5.0 technology and multi-connectivity that allows pairing with two devices simultaneously. Operation is made simple via a three-button remote, while general information such as the user manual or the quick guide are provided by the Sennheiser Smart Control App. A 10-hour battery life and fast USB-C charging makes the CX 150BT the ideal everyday companion.