Archos 50 Helium 4G official Pictures. Archos 50 Helium 4G is a Smartphone of archos. The Archos 50 Helium 4G Android Smartphone. Announced 2014. Features 5.0″ Display, Snapdragon 400 Chipset, 8 MP Primary Camera, 2 MP Front Camera, 2000 MAh Battery, 8 GB Storage, 1000 MB RAM. Archos 50 Helium 4G price starts.