If you got the usb cable when you bought the cell phone conect it through it. one part goes to the phone (probably where you charge it), and the other one goes to the hifi usb port (if the hifi has it). if not then you cannot conect those two devices.
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If you got the usb cable when you bought the cell phone conect it through it. one part goes to the phone (probably where you charge it), and the other one goes to the hifi usb port (if the hifi has it). if not then you cannot conect those two devices.