... USB disk or Hard disk to your iPad/ iPhone/ PC, such as Excel, Word, PPT, PDF, MP3, ... internet online anytime anywhere from your iPad/ iPhone/ PC.You can extend your iPad/ iPhone from WIFI version ... devis tothe USB port. Data/ File transfer function for iPad, iPhone, PC, Smart Phone. data such as:Excel, Word, ... card to usb port , make your iPhone, iPad, PC, Smart Phone have internet any where, any time. ...