Microsoft is set to launch its Lumia 950 and Lumia 950 XL handsets by the end of this month in the US.

Lumia 950 will run on Windows 10 build 10586, featuring a Qualcomm Snapdragon 808 5.2 inch processor, 3GB RAM, 32GB internal storage, 20MP rear camera and 5MP front camera.

Windows Central cited sources familiar with the matter as saying that AT&T will be the only network provider that will sell the Lumia 950 in the US.

The phone is expected to be sold for $549 without a contract, and the on-contract price is likely to be $99.

Microsoft was planning to launch the phone earlier, but reportedly the company delayed the launch for the Windows Hello’s iris scanner and to reach the TH2 marker.

Hello’s iris scanner is designed to allow users to unlock their phone without a password using Windows Hello.

Lumia 950 XL is also set to on the other hand, is slightly bigger than the 950 as it features 5.7-inch Quad HD display.

However, it is powered by Snapdragon 810 processor, features 3GB of RAM, 32GB of storage, a 20MP rear camera, a 5MP of front camera and is capable of providing up to 12 days of standby time.

The dual SIM phone also 3340 mAh battery that can get up to 50% capacity with just 30 minutes of charging.