With built-in subwoofer & rechargeable battery. Built-in sub-woofer for heavy bass. Bonus shoulder strap included. Works with iPad, iPhone or Android phones, tablets & more. Indoor and outdoor Bluetooth stereo speaker with subwoofer. Stream wireless stereo music from any Bluetooth enabled device. Built-in rechargeable battery and adjustable/removable shoulder strap. Rich stereo sound any time, any where. Stream wireless sound with extra bass through any Bluetooth enabled device. Aux line-in. SD compatible. Rechargeable battery. USB charging cord, 3.5 mm auxiliary cord and adjustable shoulder strap included. Colors and styles may vary. Bluetooth enabled devices. Features: wirelessly stream music in stereo with any Bluetooth enabled device; works with Bluetooth enabled devices such as iPhone, iPad, Android smartphones, tablets, laptops & more; portable indoor and outdoor speaker with adjustable/removable strap; built-in USB/SD input to conveniently stream music from digitally stored files; built-in rechargeable battery; USB charging cord and auxiliary cord included; rich stereo sound anywhere you go. Contents: Bluetooth indoor and outdoor party speaker; 3.5 m auxiliary cord; USB charging cord. Connects SD cards, USB devices and more. Computers, tablets, smartphones, and music players must have built-in Bluetooth wireless technology or 3.5 mm mini plug to connect. FCC listed. CE listed. The features displayed on the package of this product are to the best knowledge of the manufacturer and can slightly vary in actuality. Made in China.