Doogee S40 Pro official Pictures. Doogee S40 Pro is a Smartphone of doogee. The Doogee S40 Pro Android Smartphone. Features 5.45″ Display, MediaTek MT6762 Helio A25 Chipset, 4650 MAh Battery, 64 GB Storage, 4 GB RAM, MIL-STD-810G Compliant, Corning Gorilla Glass. Doogee S40 Pro price starts.