Thank you for karbon team becoz they give to good product for the customers . Is verry easy to works and it’s working smoothly so I will give 5 out of 5 star .last 3 months back only I purchased this mobile phone still mobile is working super. Now I am fully satisfied to this product . No issue in phone according to me this mobile is good brand . Camera and sound clarity is working verry good this is my 12 th mobile in my career in that 11 mobile I just used 6 months and 8 or 9 like that but karbon I am using only 3 months but I didnt get any issue on this brand I hope in after 6 also it’s working nice coz this is super what I expect on this brand but this gives me more satisfied what I expect .so thank you karbon team