... support TF card,support FM to radio2,buil-in LAN-IN port,to connect MP3,laptop ,MD,CD etc ... ,battery can provide power;3W dual voice built-in, frequence:80-2000HZ Power:4*3W 1. ... reported and returned within the warranty period (and in the original packaging, if possible). You must tell ... Contact:ViVi LuoMobile:86-15815596229TEL:86-755-88365064 Low Price of Digital portable Speaker Mini Speaker TF Card ...