BRS

Broadband Radio Service (BRS). A radio service using certain frequencies in the 21502162 and 24962690 MHz bands which can be used to provide fixed and mobile services, except for aeronautical services.

Source

47 CFR § 27.4

Scoping language

3.45 GHz Service. A radiocommunication service licensed under this part for the frequency bands specified in 27.5 (34503550 MHz band).