This smartphone released last year has received quite a good response from the market. The producer, which is South Korean, has come to the idea of finally utilizing the smartphone technology to dive into the popular market streams when it comes to mobile phones. LG Optimus GT540 is using Android as its operating system. Some of the phones already have the latest upgraded Android version 2.1 which is more fascinating to use compared to the initial version of 1.6. This is the reason why at a very competitive price, the phone is running fast you would not notice it’s the less expensive smartphone. It will not give you any difficulty or any hang time while navigating through the interface.