Educational Broadband Service (EBS). A fixed or mobile service, the licensees of which are educational institutions or non-profit educational organizations, and intended primarily for video, data, or voice transmissions of instructional, cultural, and other types of educational material to one or more receiving locations.
47 CFR § 27.4
600 MHz service. A radiocommunication service licensed pursuant to this part for the frequency bands specified in 27.5.