Portable Rechargeable Bluetooth Speaker , Built in Tf Card (Microsd) Reader, AUX in Port, Wireless Speaker for Iphone, Ipad, Ipod, Samsung, Mobile Phones, Tablets Pc, Laptops, Ultrabook & More Devices(with Microphone) (Black) The latest Bluetooth technology means that you can connect it with any Bluetooth-enable devices with NO MORE THAN 2 seconds. (Support TF card to play, so you can throw your mobile phone or MP3 away, and still enjoy your favourite music from our ICEMOON WIRELESS PC SPEAKER). Stylishcompact cylinder-shaped speaker can be easily slipped into your bag or pocket. Rechargeable lithium battery provides 4-5 hours of music playing; the usage of battery will be displayed on the iOS device (Apple products) provides longer standby time; a built-in 3.5mm jack for non-bluetooth devices. Package contents:Portable Speaker X12-in-1 build in auxiliary cable (Combined Audio cable and USB charging cable in one cable) X1User Guide X1