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What makes Karbonn K9 Smart unique?

Here are 5 unique features & highlights of Karbonn K9 Smart :
1 The best1 Android Karbonn phone
2 The #2 fastest phone priced around Rs. 4,000 with Dual-Core processor
3 The #2 most popular2 Android Kitkat Karbonn phone
4 The #3 Android Kitkat phone priced around Rs. 4,000
5 The #3 fastest Karbonn phone with Dual-Core processor
1 based on 91score
2 based on no. of views on 91mobiles