The Samsung Galaxy S II Plus I9105 uses the state-of-the-art Android 4.1.2 as your operating platform. Capture your fondest memories with the 8 MP camera. The Samsung Galaxy S II Plus I9105 sports a 4.3 inch Super AMOLED Plus screen. This phone has over 1gb of RAM with a Dual-Core 1.2GHz ARM Cortex-A9 CPU. You can run apps, watch videos, download files, all without being slowed down. The Galaxy S II Plus has ''Smart Stay'' technology that keeps the screen on while you're looking at it. Multi-tasking is not a problem here with ''PopUp Play'', which lets you float video windows so you can work on other things underneath!