FCC_Short_Long_Term_Confidentiality_Request_Rev4.1

FCC ID: 2ADDWTB1206

Cover Letter(s)

Download: PDF
FCCID_4271884

                                    Shenzhen Topband Co., LTD.                                       &

Office ofEngineering Technology
Federal Communications Commission
7435 Oakland Mills Road
Columbia, MD 21046
                                                                                  Date: 2019—04—25
Subject; Request for Long Term Confidentiality
FCC ID: 2ADDWTBI1206

To Whom It May Concern.
Pursuant to the provisions ofthe Commission‘s rules Title 47 Sections §0.457 and §0.459, we are
requesting the Commission to withhold the following attachment(s) as confidential documents from
public disclosure indefinitely.

These documents contain detailed system and equipment descriptions and are considered as proprietary
informationin operationofthe equipment. The public disclosure ofthese documents might be harmfulto
our company and would give competitors an unfair advantage in the market.                         %

        & Schematic Diagram
        & Block Diagram
        C Parts List
        & Operational Description
        C Tune—up Procedure


It is ourunderstanding that all measurement test reports, FCC ID label format and correspondence during
the certification review process cannot be granted as confidential documents and this information will be
available for public review once the grant of equipment authorizationis issued.


Sincerely,
                 }\‘w\(
Signature: (gzw(
                                                                                                     #
Name: Ou Liang

Title: Certification Engineer



Document Created: 2019-05-05 11:24:29
Document Modified: 2019-05-05 11:24:29

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