Toshiba Excite 7c AT7-B8 official Pictures. Toshiba Excite 7c AT7-B8 is a Smartphone of toshiba. The Toshiba Excite 7c AT7-B8 Android Tablet. Announced Feb 2014. Features 7.0″ Display, Rockchip RK3168 Chipset, 3500 MAh Battery, 8 GB Storage, 1000 MB RAM. Toshiba Excite 7c AT7-B8 price starts.