Hy guys my big brother using samsung galaxy j1 ace blu body mobile he like it very much and I also . Samsung galaxy j1 ace available in 3 colour white , black and blue .it have 1 gb ram, cpu for quad_ core 1.2 GHz and for dual core 1.3Ghz its memory 4Gb cemra 5 Mp soun so good bettry time so much good .GPS provide . It also provide wi fi, hotspot wifi direct. And main which I like flash lite using as a torch in short it is so much good and eficiant mobile .