Microsoft has been careful to avoid publicising the cost to manufacturers of licensing the Windows Phone OS for each handset - but an executive from ZTE has now revealed the charge for each licence.
Microsoft Lumia 640 review: Impressive device, affordable price
Windows 10 signoff will occur in mid July
Windows 10 promo
"..is now a top seller and lets you put all your favorite sci-fi ships against each other" - Brad Wardell
galactic civilizations 3
Review: Elephone P6000 - rethinking the flagship