1,pc speaker with FM 2,Usb cable &Lithium battery powered 2,USB mini speaker for PC,MP3/4,Iphone ect. 3, TF card&Audio ... li-on battery powering (Nokia BL-5C).4,Great bass .5,No-disturb listening , connecting earphone.6,Date exchange directly.7 ... you wish,auto memory the last song played.Specification : Speaker Specifications: 1.5-inch 4 Output power: 4W Frequency response: 90Hz-20KHz ...