The phrase "whichever device" is correct and usable in written English.
It is commonly used to refer to any device or option that is chosen from a range of possibilities. For example: "You can access our website from whichever device you prefer, whether it's a laptop, tablet, or smartphone."
People will hunt them out, on whichever device is available.
Technology companies seemed to have finally cottoned onto the fact that people use whichever device is most convenient.
Whichever device captures attention, the industry is clearly undergoing a period of rapid change and media businesses need to think on their feet to stay ahead of the competition.
Yet we also realised – across all departments and teams – that the time had come to completely renew the site so it can support the Guardian's and the Observer's mission in the years to come and serve you, wherever you are in the world and whichever device you are using.
It also has Bluetooth V 4.1 APTX, which promises lossless sound from whichever device you're streaming.
Use whichever device you like, and let them squabble amongst each other about the similarities.
Or users can create their own custom playlists of songs, which will become available across whichever devices they want to listen from.
More specifically, the complaint claims that Verizon asked Google to block tethering functionality in its Android devices, which is a direct violation of FCC requirements that the carrier not "deny, limit, or restrict" its subscribers' ability to use whichever devices and applications they choose.
In coming years, as we do more and more with our mobile devices, whichever company can get us to use its dashboard will have a big advantage in other areas of mobile activity, especially commerce.
Security will become a feature that is as important as any other widget on our future devices, whichever company they come from.
Whichever geometry of oxygenation device used, the process of oxygenation of blood is the same.
