Size and style options: Designed to fit in your bag and store in your pocket. No matter where you are, from parties to swimming pools to your own backyard, you can enjoy entertainment. Allows you to easily listen to music, whether you are traveling, going out, or staying at home. Connect wirelessly to your device and built-in microphone for hands-free calling: it makes portability easier. Listen to music, watch TV shows, and stream movies for hours while enjoying long-distance cycling, or complete audiobooks while working at homeall wirelessly and uninterrupted. With hands-free phone settings, you can easily receive calls from your mobile phone. This feature provides added convenience, ideal for conference calls and any time you don't want to miss a call. Rechargeable battery with USB cable: If you are not near a power outlet, you can still charge your device using a portable speaker. Using the speakers battery power, the built-in USB port allows you to plug in the chargerso you can stay powered anytime, anywhere. Long playing time: 2-3 hours of music playback on a single charge. Built-in rechargeable 400mAh lithium battery. Includes: charging cable, audio cable, and user manual.