Verykool S4009 Crystal official Pictures. Verykool S4009 Crystal is a Smartphone of verykool. The Verykool S4009 Crystal Android Smartphone. Announced Jun 2017. Features 4.0″ Display, MT6570 Chipset, 5 MP Primary Camera, 2 MP Front Camera, 1200 MAh Battery, 8 GB Storage, 512 MB RAM. Verykool S4009 Crystal price starts.