The phrase "a device that allows us" is correct and usable in written English.
You can use it when describing a tool or technology that enables a specific action or function for a group of people.
Example: "The new software is a device that allows us to streamline our workflow and improve productivity."
Alternatives: "a tool that enables us" or "an instrument that permits us".
Alex Jennings sets the tone as Bennett, in duplicate; the film has two versions of the writer who talk to each other, a device that allows us to understand what is going on in his head.
The narrative shuttles between Haiti during the middle years of the war (1794-1801) and a mountain fortress in France where a somewhat befuddled but still defiant Toussaint is held captive in 1802 -- a device that allows us to keep Toussaint and his accomplishments in perspective.
There will always be things that will be accomplished more efficiently with a dedicated keyboard and a device that allows us to perform several tasks 'simultaneously'simultaneously
We launched a new tool last year called Green Engage, a device that allows us to centrally measure all of the energy consumption within our hotels because measurement and monitoring provide knowledge.
Though the scent is a personal-yet-widely understood reality of city life, one artist has created a device that allows us to measure exactly how polluted our urban homes actually are. .
But like nuclear power, once the genie is out of the bottle, you can't control the intentions of everyone who uses your invention, and it's easy to imagine someone seeing the extreme money-making potential of a device that allowed us sophisticated access to our own neurological reward systems.
While Google Glass isn't the first device that allows us to photograph in public, a point explored eloquently by WIRED's Mat Honan, it's perhaps the device itself and what it signifies that makes us so uncomfortable.
Transmen may do the same, or may use a device that allows them to pee into a urinal.
Or there will be a device that allows you to send them to your TV wirelessly.
Vernier Software and Technology, based in Beaverton, makes a device that allows instant data analysis and graph-making.
It is a device that allows people — and there is no polite way to put this — to sniff each other.
