I AM USING 10 MONTH SAMSUNG GALAXY ON7. VERY GOOD MOBILE SAMSUNG GALAXY. VERY FAST MOBILE. CAMERA QUALITY IS VERY GOOD.RESULATION IS VERY GOOD.13 MP FRONT CAMERA 5MP BACK CAMERA.1.5 GB RAM.5.5 INCH SCREEN.LOOKING IS GOOD.I AN FULLY SATISFIED.SAMSUNG GALAXY ON7 IS GRET MOBILE IN ANDROID GENERATION.PRISE IS GOOD.I RECOMAND USES THIS SAMSUNG GALAXY ON7.SAMSUNG GALAXY ON7 NEW REVULSION IN THE WORLD.SAMSUNG BEST ANDROIN MOBILE MANUFACTURERS COMPANY.SAMSUNG GALAXY ON 7 BEST BUZET MOBILE.I AM USES 10 MONTH IN ALL TIME BUT NO PROBLEM. RAM 1.5 GB BUT IT WORK VERT FAST.NO HANG, NO SLOW.TOUCH IS VERY SMOOTH.I RECOMAND EVERY ANDROID LOVER PLESE PERCHES THIS MOBILE AND ENJOY YOUR LIFE.