New LG Optimus 4X HD is an Android 4.0 smartphone which comes with 1.5GHz Quad-Core Tegra 3 Processor. New LG Optimus 4X HD Android Smarphone comes with best features, specifications, Reviews, low cost price in india. Introduction LG Optimus 4x HD is an Android enabled smartphone with 1.5 GHz Quad core Tegra 3 processor and feature rich phone with a low price band. The unique feature which makes this phone most desirable in this price...