Mini USB TF/Micro SD Card Speaker For MP3 MP4 Player Laptop+FM+Radio 1.manufacturer with reasonable price 2.Built lithiumbatte promotional ... Audio Player, Mobile Phone, Computer, OutdoorChannels2 (2.0)Special FeaturePortable, MiniPlace of OriginGuangdong, China (Mainland)ColorBlack, silver, blue, yellow,purple, pink Market ... Kgs Mini USB TF/Micro SD Card Speaker For MP3 MP4 Player Laptop+FM+Radio