1, mp3 mini speaker with FM 2,Usb cable &Lithium battery powered 3,USB mini speaker for PC,MP3/4,Iphone ect. 4,With MiC. Color:Crystal ... ,Play the mp3 & wma format audio files in TF card.2,Connecting to PC ,mobile phone or other devices to play ... whenever you wish,auto memory the last song played.Specification : Speaker Specifications: 1.5-inch 4 Output power: 4W Frequency response ...