Verykool SL5000 Quantum official Pictures. Verykool SL5000 Quantum is a Smartphone of verykool. The Verykool SL5000 Quantum Android Smartphone. Announced Sep 2014. Features 5.0″ Display, 8 MP Primary Camera, 2 MP Front Camera, 2000 MAh Battery, 4 GB Storage, 1000 MB RAM, Scratch-resistant Glass. Verykool SL5000 Quantum price starts.