Cat B15 Q official Pictures. Cat B15 Q is a Smartphone of cat. The Cat B15 Q Android Smartphone. Announced Q2 2014. Features 4.0″ Display, MT6582M Chipset, 5 MP Primary Camera, 2000 MAh Battery, 4 GB Storage, 1000 MB RAM, MIL-STD-810G Compliant, Corning Gorilla Glass. Cat B15 Q price starts.