There are many companies of smartphone but Karbonn Titanium S21 is one of the best smartphone.I have bought this smart phone and I am very happy with this smart phone.
The style of this smart phone is very best.The design of this model also very nice.It is very easy to use.This phone gives great pleasure to me.
The price of this smart phone is very reasonable against other companies.It has 4.4.2 kitkat version.The camera is very good with auto focus.The sound quality was very good.There are no any problem with this phone.Its features was very good.The durability was also very nice.
I recommanded this phone for every one.This smart phone is one of the best smart phone in my opinion.