... 4. could insert TF Card 5.Alloy steel Air Bass mini bluetooth speaker for iphone5/iphone 4S/galaxy S2/GALaxy S3/iPad ... : iPhone,iPad, table pc, notebook etc( include all device with Bluetooth function) 1. Special Doss voice prompt,calling answer,voice notice ... 7. Using for meeting,travelling,car kit,children teaching. mini wireless bluetooth speaker for iphone 5/ iphone 4S/galaxy S2/GALaxy S3 ...