T-Mobile will be exclusively offering Nokia's Lumia 810 and LG's Optimus L9 smartphones in the U.S.

Inside the Lumia 810 you'll get the similar specs as the Windows Phone 8 Lumia 820 - 4.3" ClearBlack display and 8MP Carl Zeiss camera, Qualcomm 1.5Ghz Snapdragon processor etc. - but you'll also get a 1.2MP wide-angle Skype HD certified front-facing camera that?s 720p video-capable, a 1800mAh battery, and optimizations to make it fast on T-Mobile's 4G network. It's coming to T-Mobile in black, but you'll be able to swap out the case for different colors.

The 4.5-inch screen LG device runs on Google's Android 4.0 operating system. The phone runs on a 1 Ghz dual-core processor and comes with a 5-megapixel rear camera, a 1.3-megapixel front-facing camera and has a 2,150mAh battery, according to T-Mobile. It has 4 GB of storage but can be expanded through a microSD card.

Here are the full specs:

- Dual Core 1Ghz processor
- Android 4.0 ICS
- 4.5-inch qHD Corning Gorilla Glass 2 Display
- 4G speed through T-Mobile
- LG QuickMemo
- 5-megapixelCamera with LED Flash
- True-to-Life 1080p HD Recording
- Long-Lasting 2,150 mAh Battery
- Wi-Fi Connectivity: 802.11 b/g/n/a
- Slacker Radio built in