【Built-in MIC & Hands-Free Function】You can conveniently pick up a call by this mini bluetooth speaker in car, bathroom, at home or office, anywhere during it is connected to your Smartphone 【INCREDIBLE Battery Life Great for outdoor and Shower】 This bluetooth speaker comes with built-in high-capacity lithium battery life, more durable for using; The bluetooth speaker's power will be displayed on your phone when it is connected via bluetooth mode INCREDIBLE Battery Great for outdoor use This bluetooth speaker comes with built-in high-capacity lithium battery life, more durable for using; The bluetooth speaker's power will be displayed on your phone when it is connected via bluetooth mode Built-in MIC & Hands-free functionYou can conveniently pick up a call by this mini bluetooth speaker in car, bathroom, at home or office, anywhere during it is connected to your Smartphone 1