Cheapest I have seen, plus free standard delivery at the moment.
I checked and it is the UK layout.
Advanced anti-ghosting capability
Press up to 26 keys simultaneously without ghosting—what you press is what you get!
Manually toggle the keyboard from standard mode to either of two gaming modes. LEDs show the selected mode.
Automatic profile switching
When a game or application profile is assigned using the software, the keyboard detects the game or application you are running and applies your custom profile to the application.
Programmable macro keys
Switch among three banks of six programmable macro keys to assign up to 18 macros per profile.
In-game Macro Record button
Record any sequence of keystrokes—even standard chat messages. Macros are stored on your hard drive and can be easily shared.
Automatic macro repetition
Set your macros to repeat.
Adjust key-legend backlighting with three illumination levels plus “off.”
Play/Pause, Previous Track, Next Track, and Mute