Archos 50b Platinum official Pictures. Archos 50b Platinum is a Smartphone of archos. The Archos 50b Platinum Android Smartphone. Announced Aug 2014. Features 5.0″ Display, MT6582 Chipset, 8 MP Primary Camera, 2 MP Front Camera, 1900 MAh Battery, 4 GB Storage, 512 MB RAM. Archos 50b Platinum price starts.