Portable speaker integrates the power and audio connecting cables into the speakerboxx to ensure you always have your cables. The powerful speakers allow you to listen to music wherever you go. Charges via the integrated USB cable and connects via 3.5mm audio connecting cable making it compatible with most devices like iPod, iPhone, iPad, and other Smartphones. Tablets or MP3/4/5 devices. Includes a TF card slot, so that you don't always have to have a portable device with you.