... playing once TF Card or U Disk PluggedFull Compatible with Audio file,as MP3 file. USB2.0 High speed ... port,Support USB HOST,hot-plugging Support AUX IN,connect with TV , cell phone , mp3 ipod ... *1USB Port:*1GuideQuick guide*1TF slot :*1 Packing Configuration:Gift box:220*135*60mm (1 set in )/Carton:67 ... Approval: CE,FCC, RoHS Warranty: 1 year Mini Speaker with USB/TF Card/FM