Motorola BRAVO MB520 official Pictures. Motorola BRAVO MB520 is a Smartphone of motorola. The Motorola BRAVO MB520 Android Smartphone. Announced Oct 2010. Features 3.7″ Display, TI OMAP 3610 Chipset, 3.15 MP Primary Camera, 1540 MAh Battery, 1.3 GB Storage, 512 MB RAM. Motorola BRAVO MB520 price starts.