[frm1001xplrr]

It's entirely a licensing deal.

From the website footer: Trump Mobile, its products and services are not designed, developed, manufactured, distributed or sold by The Trump Organization or any of their respective affiliates or principals.

[zimpenfish]

Slightly undercut by having Eric and Don Jr launch it[0].

[0] https://www.trump.com/media/trump-mobile-launches-a-bold-new...