"external device" is a correct and usable phrase in written English.
It refers to a device or piece of equipment that is located or used outside of a specific system or main device. Example: I needed to transfer my files from my computer to my external device before leaving for my trip.
Like the Maxtor model, this drive has a U.S.B. you can use to plug in an additional external device.
By being connected to an external device that filters and converts external sound, the implant allows her to hear.
You will also be asked whether you want to store your backup file on your main computer or on an external device.
Any human who uses language to think with has already incorporated an external device into his most intimate self, and the connections only proliferate from there.
Most fuel cells get their hydrogen from an external device called a reformer that extracts the hydrogen from natural gas or some other hydrocarbon fuel.
To be prepared, you should back up your files regularly to an external device like a tape drive or an additional hard drive.
This means that this radio is not a portable device, as it always requires a connection to an external device to make it audible.
The phone deleted the standard headphone jack, and a new MacBook Pro introduced a different U.S.B. port that probably doesn't work with any external device you own.
A brain machine interface is any system that allows people or animals to use their brain activity to control an external device.
I can save some of those programs to a hard disk or a dedicated external device for later viewing at home.
The iSmell hardware device attaches to the computer like a printer or any other external device, but it generates scents instead of printouts.
