The Jazza Bluetooth Wireless Portable Speaker makes you experience your tunes in high definition and surprising fullness realized through a 2in driver and bass port – outclassing other similar-sized portable speakers. Built-in Bluetooth V2.1, Automatically connect to the last-connected device when turned on enables one-step music streaming. Compatible with Bluetooth-enabled devices. Equipped with a 3.5mm audio cable for non-Bluetooth devices (just insert the Micro USB end into the speaker); compatible with all touch screen tablets,smartphones, laptops, iPads, iPhones, and iPods with Bluetooth built-in. Transmission range: 10m (with no obstructions) . Built-in rechargeable 1000mAh Li-ion battery, enjoy for long hours of wireless fun. Enjoy MP3/ WMA format music by inserting TF card(not include).