Broadband Radio Service (BRS).
Broadband Radio Service (BRS). A radio service using certain frequencies in the 2150-2162 and 2496-2690 MHz bands which can be used to provide fixed and mobile services, except for aeronautical services.
47 CFR § 27.4
600 MHz service. A radiocommunication service licensed pursuant to this part for the frequency bands specified in 27.5.