Celkon 2GB Xpress official Pictures. Celkon 2GB Xpress is a Smartphone of celkon. The Celkon 2GB Xpress Android Smartphone. Announced Jul 2015. Features 4.5″ Display, Spreadtrum 7731 Chipset, 5 MP Primary Camera, 1.3 MP Front Camera, 1500 MAh Battery, 16 GB Storage, 2 GB RAM. Celkon 2GB Xpress price starts.