... /PC Rechargeable product China wholesale price OEM speaker mini wireless MP3 speaker Digital Stereo Mini Speaker Support SD/MMC/CD/USB/MP3/MP4 ... ,laptop,etc,supporting SD/U disk autoplay 45MM dual track speaker,touch-tone function select keybuilt in 750mAh rechargeable lithium cell ... music mobile adaptor color:black,White,pink Size of package:12*8.5*9CM Net weight(include accessories and packages):0 ...