BLU R2 LTE official Pictures. BLU R2 LTE is a Smartphone of blu. The BLU R2 LTE Android Smartphone. Announced Jul 2017. Features 5.2″ Display, MT6737 Chipset, 13 MP Primary Camera, 13 MP Front Camera, 3000 MAh Battery, 32 GB Storage, 3 GB RAM. BLU R2 LTE price starts.