... green,White,Black,Blue. Function list: 1,Play the mp3 & wma format audio files in TF card ... PC ,mobile phone or other devices to play the songs greatly.3,Dual power mode: usb powering ... Date exchange directly.7,LCD screen to show the songs , lyrics sync.8,Built-in clock display,alarm ... automatically.10,shut down whenever you wish,auto memory the last song played.Specification : Speaker Specifications: 1. ...