I purchased karbonn titanium octane plus in 2015 it is very bad mobile you can not update this. it’s android version is kitkat and I try to update with cyanogenmod but it can not work with this it’s looks not very good and battery is 2000 mAH and it’s not charge for one day properly and 2 gb ram it is good but processor is 1.7 octa core but work like 1.7 octa core processor and now it’s price 10000 around something