FCC ID: 2AREB-12-2145 HiRise 3

C5266091_X10_Ed.1

< TWELVE SOUTH, LLC>

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2022-05-05 Subject: Request for Confidentiality FCC ID:2AREB-12-2145 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality No No No No No No Short-Term Confidentiality No No No No No Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name: Andrew Green Title: N/A 1/1

C5266091_X8_Ed.1 Letter of Authorization

<TWELVE SOUTH, LLC>

Company:TWELVE SOUTH, LLC Address:1503 KING ST STE201 Charleston, SC29405, USA Product Name: HiRise 3 Model Number: 12-2146 12-2145 FCC Identifier:2AREB-12-2145 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Andrew Green Title: N/A Date: 2022-05-05 Signature of applicant:

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TWELVE SOUTH, LLC Model Difference Product description: HiRise 3 Model name: 12-2146 12-2145 Trade Name: N/A FCC ID:2AREB-12-2145 All the model are the same circuit and RF module, only for model name. Regards Sincerely Clients signature:

Clients name / title : Andrew GreenN/A) Contact information / address: 1503 KING ST STE201 Charleston, SC29405, USA