Today, OnePlus announced its latest handset, the [Nord N300 5G](https://www.xda-developers.com/oneplus-debuts-the-nord-n300-priced-starting-at-228/). T-Mobile will be the exclusive wireless carrier in the United States to offer this device, and it's giving new and existing subscribers an amazing deal by offering it for free starting on November 3. This promotion will be available to former Sprint customers, and it will also extend out to T-Mobile's pre-paid wireless network, Metro.