is there any type of hardware that will take the usb data from a usb device and use battery power to transmit that usb to an adapter plugged into a PC
e.g.
Keyboard plugged into a battery powered usb block-device that will broadcast the usb data to an adapter plugged into a computer
e.g.
Keyboard plugged into a battery powered usb block-device that will broadcast the usb data to an adapter plugged into a computer