New Model Portable MP3 Plug-in Card Speaker 1.manufacturer with reasonable ... Phone, Computer, OutdoorChannels2 (2.0)Special FeaturePortable, MiniPlace of OriginGuangdong, China (Mainland)ColorBlack, silver, blue, yellow,purple, pink Market Worldwide Sound Quality ... mmEach package quantity: 100 setsWhole weight: 15.5 Kgs New Model Portable MP3 Plug-in Card Speaker