S3-the latest model for super mini dwarf speaker 1.portable slim and mini design 2.Micro SD play USB charge ... 3.good quality S3-the latest model for super mini dwarf speaker product description: 1.Connect with pc, mp3 ... closed, it will be smaller to be kept in pocket. 6.One Cable Function:The charging,card reader and USB ... : FCC,CE,ROHSS3-the latest model for super mini dwarf speaker