specific selection term

(i) is a term that specifically identifies a person, account, address, or personal device, or any other specific identifier; and

(ii) is used to limit, to the greatest extent reasonably practicable, the scope of information sought, consistent with the purpose for seeking the use of the pen register or trap and trace device.

(B) A specific selection term under subparagraph (A) does not include an identifier that does not limit, to the greatest extent reasonably practicable, the scope of information sought, consistent with the purpose for seeking the use of the pen register or trap and trace device, such as an identifier that—

(i) identifies an electronic communication service provider (as that term is defined in section 1881 of this title) or a provider of remote computing service (as that term is defined in section 2711 of title 18), when not used as part of a specific identifier as described in subparagraph (A), unless the provider is itself a subject of an authorized investigation for which the specific selection term is used as the basis for the use; or

(ii) identifies a broad geographic region, including the United States, a city, a county, a State, a zip code, or an area code, when not used as part of a specific identifier as described in subparagraph (A).

(i) is a term that specifically identifies a person, account, address, or personal device, or any other specific identifier; and

(ii) is used to limit, to the greatest extent reasonably practicable, the scope of information sought, consistent with the purpose for seeking the use of the pen register or trap and trace device.