Motorola Photon 4G MB855 official Pictures. Motorola Photon 4G MB855 is a Smartphone of motorola. The Motorola Photon 4G MB855 Android Smartphone. Announced Jun 2011. Features 4.3″ Display, Nvidia Tegra 2 AP20H Chipset, 8 MP Primary Camera, 1700 MAh Battery, 16 GB Storage, 1000 MB RAM, Corning Gorilla Glass. Motorola Photon 4G MB855 price starts.