Posh Memo S580 official Pictures. Posh Memo S580 is a Smartphone of posh. The Posh Memo S580 Android Smartphone. Announced Jun 2014. Features 5.88″ Display, MT6572M Chipset, 8 MP Primary Camera, 1.3 MP Front Camera, 2500 MAh Battery, 4 GB Storage, 512 MB RAM. Posh Memo S580 price starts.