INTEX AQUA 3G PRO Q MOBILE IS REALLY LOW COST AND FEATURES IS HIGH LIGHTS .5.1 ANDROID VERSION( LOLIPOP) RAM 512 MB AND INTERNAL MEMORY 4GB .EXTERNAL MEMORY AVAILABLE IN 32 GB.BATTERY CAPACITY IS 1300MAH .BUT THIS MOBILE IS VERY VERY LOW COST AND STYLES PROTECTING COVER AND SMART LOOKING.USER USING THIS MOBILE FRIENDLY.THATS A MAIN REASON