Acer Iconia B1-720 official Pictures. Acer Iconia B1-720 is a Smartphone of acer. The Acer Iconia B1-720 Android Tablet. Announced Jan 2014. Features 7.0″ Display, MT8111 Chipset, 2955 MAh Battery, 16 GB Storage, 1000 MB RAM. Acer Iconia B1-720 price starts.