https://www.cnet.com/news/sprint-htc-working-on-5g-smart-hub-for-first-half-of-2019/

It's unclear if this is a simple mobile hotspot or something else. 

This marks the second 5G device that Sprint has committed to bringing out early next year. In August, the company said it was working with LG to bring the first 5G smartphone to the US. Sprint, like all of the other carriers, has been heavily hyping 5G as a tech trend that is poised to change how we live our lives.