NIU Andy 4E2I official Pictures. NIU Andy 4E2I is a Smartphone of niu. The NIU Andy 4E2I Android Smartphone. Announced Jan 2015. Features 4.0″ Display, MT6572M Chipset, 5 MP Primary Camera, 1.3 MP Front Camera, 1400 MAh Battery, 4 GB Storage, 512 MB RAM. NIU Andy 4E2I price starts.