Baseus Encok S10 Dynamic Bluetooth Headset has dual dynamic driver speaker which guarantees upgraded sound quality and gives you extraordinary live-sound experience. Built-in microphone allows you to make hands-free calls on the go. 3 buttons control is easy to use for the following functions: volume up/down, play/pause, answering/ending call. Bluetooth connection, lets you enjoy music wirelessly when running, working out or cycling. 100mAh dual battery provides for up to 15 hours of music time and 200 hours standby time. TPE cable is soft and comfortable to wear without twisting, it is also more durable.