T-Mobile G2 is an excellent slider design device. This is the first Android Smartphone that delivers 4G speed with HSPA+ network, a step up from the run-of-the-mill 3G network. The HTC G2 runs on Android 2.2 operating system along with original Android interface. It is a better version of T-Mobile’s G1 with a full QWERTY keyboard and optical trackpad. With its 4G speed, you can experience the power of the web at the tip of your fingers and get connected effortlessly with the rest of the world without batting an eye. It uses wireless connectivity with Wi-Fi and Bluetooth 2.1. Besides its visual appeal, this device is packed with robust features such as a strong battery, bright display, GPS, 5MP camera with auto focus lens and 800 MHZ processor.