Some may remember that nearly a month ago, Randall Stephenson, the chief executive officer of AT&T, had hinted that mobile users everywhere might soon be able to experience the wonders of 5G not directly through their smartphones and tablet devices, but through 5G pucks. These pucks can basically serve as mobile 5G hotspots for consumers, at least until phone makers can start releasing true 5G compatible handsets in the market.
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https://www.wirefly.com/blog/news/verizon-att-launch-5g-hotspots-meanwhile-t-mobile-and-sprint-announce-first-5g-markets