Micromax Canvas Unite 4 Pro official Pictures. Micromax Canvas Unite 4 Pro is a Smartphone of micromax. The Micromax Canvas Unite 4 Pro Android Smartphone. Announced Jun 2016. Features 5.0″ Display, Spreadtrum SC9832 Chipset, 8 MP Primary Camera, 5 MP Front Camera, 3900 MAh Battery, 16 GB Storage, 2 GB RAM. Micromax Canvas Unite 4 Pro price starts.