Excilient specification and performance it has 1.6 GHz pata core processor means performance is lag free and smooth also s bike mode support I love these device because camera is excilient and light weight not feel heavy although it has a 5.5 inch display sound outporbis not vary good but in head phone came out excilent slim and a very good thing is very good battery back up you can use 1 day moderate and heavy use exciellent value for money