LG Mobile will demonstrate its 4G LTE and 3D mobile devices at CTIA 2012, including models never before seen in the United States.

The devices include the affordable LG Viper 4G LTE, the true HD Spectrum by LG, the LG Lucid, the LG Nitro HD and the the compact LG Connect 4G. In addition, all LG U.S. Android devices offer 50GB of free cloud storage from Box for life, an estimated value of $240 per year, from now through July 22.

The LG Booth also will feature global devices never before seen in the United States, including LG Optimus 4X HD, LG Optimus V:, and LG Optimus 3D Max. These next-generation global smartphones were revealed earlier this year at the Mobile World Congress in Barcelona.

LG Viper 4G LTE is the first device to run on Sprint's 4G LTE network. The smartphone features dual cameras as well as a 1.2GHz dual core processor. It also supports NFC and Google Wallet. Between May 18 and July 17, LG Viper users who set up their Google Prepaid Card on Google Wallet within 1 week of activating their device will receive a $25 credit to be used at participating retailers.

Spectrum by LG features a 4.5" True HD IPS display, a Qualcomm 1.5 GHz dual-core processor and Verizon 4G LTE connectivity. The Android 2.3 platform (Gingerbread, upgradeable to ICS) is Google integrated and comes with a range of preloaded apps.

Lucid by LG is packed with a dual-core processor, a 4" Corning Gorilla Glass touch screen and an auto-adjust feature in order to look good in any light.

LG Nitro HD is a 4G LTE Android-powered smartphone powered by a 1.5 GHz dual-core processor. Its 4.5" True HD IPS display with 329 pixels per inch gives you higher image resolution and text readability. Plus, Nitro HD's 1280p x 720p display lets you see lots of content on a single screen.

LG Connect 4G is powered by Android 2.3 (Gingerbread) and is MetroPCS' first handset to feature a 1.2 GHz dual-core processor. It features a 4-inch NOVA display with patented technology from LG, together with a Corning Gorilla Glass Screen Protector. Other features incldue a 1.2 GHz dual-core processor, 720p HD video recording a 5MP rear camera with flash and a front-facing camera.

LG's first quad-core smartphone, LG Optimus 4X HD combines NVIDIA's latest 1.5GHz Tegra 3 with 4.7-inch True HD IPS display. The smartphone includes 16 GB internal memory and runs on the latest version of Android OS, Android 4.0 Ice Cream Sandwich. In addition, LG Optimus 4X HD boasts an 8-megapixel BSI (Backside Illumination) Sensor camera with LED flash.

Equipped with LG's LTE and IPS display technology, LG Optimus Vu offers a combination of tablet-like viewing with smartphone portability. Running on a 1.5GHz dual-core processor, 32GM internal memory, and a large 2,080 mAh battery, the Optimus Vu is a multimedia lover's dream device. It has a 5-inch display with 4:3 aspect ratio.

With 3D technology and sleeker design, LG Optimus 3D Max provides a complete 3D entertainment platform. It features a bright display for easy viewing even in direct sunlight and is NFC capable for on-the-go users. Measuring only 9.6 mm thin and weighing 148 grams, the lean body with metallic and rounded edges offers a stylish yet functional design for all users.