LG is the only manufacturer who has unveiled almost all their devices prior to MWC. The latest one to get a confirmation is the Optimus 4X HD, a step up from the Optimus 2X that boasts a quad-core processor.
Optimus 4X HD is equipped with a powerful 1.5GHz quad-core Nvidia Tegra 3 processor and sports a large 4.7-inch True HD IPS display. Additionally, the 8.9mm thin phone runs Android 4.0 OS and comes with 1GB of RAM, 8MP camera 16GB internal memory, Bluetooth, Wi-Fi, GPS, HDMI, DLNA and 2150mAh battery.
LG will showcase the device at MWC in a few days.