Can we use phone bought in US in India?

Yes they do , usually the phones bought from USA also have support for the Indian frequency bands of network that are used by network companies in their 3G or 4G LTE portfolio .

The OnePlus Nord works on U.S. LTE networks , but there’s a caveat. The OnePlus Nord isn’t launching in the U.S., so if you’re interested in getting your hands on OnePlus’ latest phone, you will have to import it from other markets.

Global version of OnePlus phones however have complete compatibility with all theIndian carriers, along with complete 4G coverage . So, US bought phone should easily be good to go for you, here in India 🙂 … Once it’s unlocked, you can use the phone with a SIM card from any operator anywhere in the world. Yes.19 Tem 2015