From the Amazon UK listing:

Introducing Wileyfox Business and the new Wileyfox Pro with Windows 10

Access your content from anywhere: Windows 10 Mobile comes with Office apps built-in for maximum productivity on the go while OneDrive cloud storage gives you access to your files whenever and wherever you choose.

Great apps at your fingertips: Enjoy great built-in apps for music, video, photos and more – plus a one-stop shop for all apps, games, music and more with the new Store in Windows 10.

Free personal assistance: Cortana, your truly personal digital assistant, provides help with directions, reminders, and other everyday tasks across all of your Windows 10 devices.