AT&T, America's second largest provider of mobile telephony, is expected to release an array of new 4G LTE phones this year of which Nokia Lumia, Samsung Galaxy Note, Samsung Galaxy S2 Skyrocket HD, HTC Titan II and Sony Xperia Ion are the most promising ones.

All these phones will have 4G LTE, which enables one to download pictures, movies, games etc. at lightning speed, support of 700 MHz Class 17 / 1700 / 2100.

Check out the features of these smartphones.

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1. Nokia Lumia 900 -  Nokia Lumia 900 will sport a 4.3-inch 800 x 480 pixels Super AMOLED Plus capacitive ClearBlack touch-screen with 217 ppi density and Corning Gorilla Glass screen protector. The new Nokia phone will come with a 1.4 GHz Scorpion processor, Qualcomm APQ8055 Snapdragon, Adreno 205 GPU with 16GB internal storage and 512MB RAM. The Lumia 900 will sport a rear-facing 8 megapixel, 3264x2448 pixels unit dual LED flash camera with 720p video capture capabilities and a secondary 1.3 megapixel camera for video calling. Lumia 900 camera has geo-tagging and auto focus technologies.

Lumia 900 will run on the latest Microsoft Windows Phone 7.5 Mango and will offer one-touch access to social networking sites, along with features like easy grouping of contacts, communication threads and Internet Explorer 9. The phone has Wi-Fi 802.11 b/g/n, NFC, Bluetooth 2.1 version with A2DP and EDR, and microUSB 2.0 versions with a standard Li-Ion 1830 mAh (BP-6EW) battery that gives up to 8 hours of talk time, up to 60 hours of music play and up to 300 hours of standby time.

Lumia 900 will also have features like HTML5, Adobe Flash, an Accelerometer, gyro, proximity and compass, active noise cancellation with dedicated mic, MP3/WAV/eAAC+/WMA player, MP4/H.264/H.263/WMV player, Xbox Live Hub, voice navigation and a document viewer/editor.

 Nokia is yet to disclose the price of the new Lumia 900

width=4002. Samsung Galaxy Note - According to AT&T's recent statement, Samsung Galaxy Note would be available for preorders beginning Feb. 5 for delivery by Feb. 17. Galaxy Note has 5.3-inch HD Super AMOLED display.

Galaxy Note will sport a dual-core 1.5GHz Scorpion CPU Qualcomm MSM8660 Snapdragon Adreno 220 GPU with 1GB RAM. The new Samsung phone will sport an 8 megapixel LED flash rear-facing camera with 1080p HD video capture capabilities and 2 megapixels front camera.

The phone is expected to run on OS Android 4.0 Ice Cream Sandwich and will support Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot along with Bluetooth 3.0 version with A2DP, EDR, microUSB (MHL) 2.0 version, and USB On-the-go. Galaxy Note will come with a standard Li-ion 2500 mAh battery.

Galaxy Note will have 16/32 GB of internal storage with a microSD card slot that can be expanded up to 32GB.

Price: Galaxy Note would be available from Feb. 19 for $299.99 with a two-year AT&T contract.

width=3593. Samsung Galaxy S2 Skyrocket HD -

Samsung Galaxy S2 Skyrocket HD will come with a 4.65-inch Super AMOLED Plus Gorilla Glass display with a resolution of 1280 x 720 pixels and 316 ppi pixel density. The new Samsung will feature 1GB RAM. Skyrocket sports a rear-facing 8 megapixel with 3264x2448 pixels, LED flash camera with 1080p HD video capture capability and features like geo-tagging, touch focus, face and smile detection, and image stabilization. The phone will also have a 2 megapixel camera for video call.

Skyrocket HD, which is the successor to Samsung Galaxy S2 Skyrocket, will have Samsung's TouchWiz 4.0 version User Interface. Skyrocket HD is expected to have Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot, NFC, Bluetooth 3.0 version with with A2DP, EDR, microUSB 2.0 version.

The phone will run on Android 2.3.5 Gingerbread operating system but is expected to get an upgrade to Google Inc.'s latest smartphone OS, Android 4.0 Ice Cream Sandwich. Skyrocket HD will have 16GB internal storage and a microSD card slot it can expand up to 32 GB.

Skyrocket HD will come with a standard Li-ion battery.

Price: Skyrocket HD is expected to be priced at $199.99 with a two-year AT&T contract.

width=3194. HTC Titan II -HTC Titan II will come with a 4.7-inch S-LCD display, with 480 x 800 resolution at 199 ppi density. The phone will be powered by a 1.5 GHz Scorpion processor and Qualcomm S2 Snapdragon chipset. The camera of this phone could prove to be a unique selling point as HTC Titan II sports a 16 megapixel, 4640 x 3480 pixels, autofocus and dual-LED flash rear-facing camera with 720p video capture capability and a 1.3 megapixel front-facing secondary camera for video calls.

HTC Titan II runs on the Windows Phone 7.5 Mango OS and will have features like dynamic Live Tile Information, Twitter and LinkedIn integration in the People hub, Facebook-events integrated calendar, threaded e-mail conversations support, Outlook tasks support.

The upcoming HTC phone will have 16GB of internal memory but provision of external storage will not be there in the phone.

The Titan II has 802.11 /b/g/n, DLNA WI-Fi connection and 2.1+A2DP Bluetooth and a standard Li-lon 1730 mAh battery.

Price: HTC Titan II is expected to be available for between $200 and $300 on a two-year contract.

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5. Sony Xperia Ion -

The new Sony phone will sport a 4.6-inch display with a 1280×720 HD Reality Display. The phone will be powered by a 1.5 GHz Snapdragon processor with Qualcomm MSM8660 chipset and 1 GB of RAM. Sony will pack Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot features with its new phone.

Xperia Ion will have 16 GB of internal memory and no micro SD card slot for external memory.

The Xperia Ion sports 12 megapixels rear camera that supports 1080p video recording and a 1.3 megapixels front facing camera that supports 720p video recording.

The Sony Xperia Ion will run on Android 2.3 Gingerbread with a promise from Sony to upgrade to Ice Cream Sandwich by summer. The phone will have standard battery, Li-Ion 1900 mAh, which gives talktime up to 4 h.

Price: Price of the phone has not yet revealed by AT&T.

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