DVD Disc PlayingCD Disc PlayingMP3 Disc PlayingRadio FunctioniPod Music PlayingVideo Playing from USB and SD CARDMusic Playing from USB and SD CARDMusic lyrics Synchronizing FunctionWiFi Internet Connection3G Modem Internet ConnectionDrop-down Quick Settings MenuUI Language IntroductionFactory Setting Menu IntroductionPreinstall APP Introduction-1Preinstall APP Introduction-2Preinstall APP Introduction-3Preinstall APP Introduction-4Setting Menu Introduction-1Setting Menu Introduction-2