FCC ID: 2A9HS-SID-ESL ESL Electronic Shelf Label

reasonable frequency harmful FCC Warnning:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide protection againstharmful interference in a residential installation. This equipment generates, with energy uses and can radiateradio and, maycause interference the there thatinterference occur is equipment cause determined by turning the equipmentoff interference Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is harmfulinterference to radio or television reception, which can be user in communications. installation. instructions, guarantee does accordance However, this If thefollowing measures:

radio a encouraged if to in particular installed correct more used one and and will not not the on, the try no by or to to of is connected. Consult the dealer or an experienced radio/TV technician for help. Any Caution:

could void your authority to operate this equipment. modications changes this or to device not explicitly approved by manufacturer 15 part with complies device This conditions:

(1)This interference received, including interference that may cause undesired operation. interference, Operation harmful subject device device Rules. cause may and FCC this not the

(2) to of is the following two must accept any with complies equipment This environment. between the radiator and your body. Contains FCC ID: 2AD56HLK-7628N equipment FCC should This radiation be installed exposure and limits operated set with forth for an minimum uncontrolled 20cm distance

Label and Location SID-ESL 2A9HS-SID-ESL 2AD56HLK-7628N Model No.:

FCC ID

Contains FCC ID:

Caution

Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This device complies with part 15 of the FCC Rules. Size: L: 4.0cm*W: 3.0cm Label and Location

Guangdong SID Technology Co., Ltd Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2023-4-3 To whom it may concern:

We, Guangdong SID Technology Co., Ltd , hereby certify that the equipment for which authorization is sought (FCC ID: 2ASHS-SID-ESL) is not covered equipment prohibited from receiving an equipment authorization pursuant to 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, we are not identified on the Covered List (hitos://www foc. gov/supplychain/coveredlist) as an entity producing covered equipment. By signing this form, we confirm the above and that we are aware of the apy under 2.914(b) and (4)(5) and (6). tion requirements listed Sincerely, bona b=

Signature Hong Manager Guangdong SID Technology Co., Ltd The information provided inthis eter is based on the referenced rule parts of Tile 47 of the CFR as well as KDB 986446 DOI.

Guangdong SID Technology Co., Ltd Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2023-4-3 To whom it may concern:

We, the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behaffin all matters relating to applications for equipment authorization FCC ID: 2A9HS-SID-ESL including the signing of all documents related to these matters. Any and all acts carried out by Eurofins Product Service GmbH on our behalf shall have the same effect as acts of our own. By signing this application form, we agree to Eurofins current valid General Terms and Conditions

(AGB),Testing and Certification Regulations (PZO) which can be viewed on following website wwweurofins.de/ee or retrieved on request. We also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862 Sincerely, Name/Title: Hong Lin/Manager Company: Guangdong SID Technology Co., Lid Address: Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province China Phone: 18523861589 Fax: N/A E-Mail: linhong@greendisplay.cn

Guangdong SID Technology Co., Ltd Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province China Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Attention: Application Examiner / Review Engineer Subject: Request to change in identification per section 2.933 of FCC rules FCC ID: 2A9HS-SID-ESL, Referen Date: 2023-43 To The Commission:

This change of Identification request applies for a new FCC ID: 2A9HS-SID-ESL as established in 47CFR 2.933(b) for a currently approved device. This application by Guangdong SID Technology Co., Ltd will establish a new FCC ID under Guangdong SID Technology Co.,Ltd Grantee code for purpose of marketing. The original grant to Guangdong SID Technology Co., Ltd will remain in effect. An authorization letter by Guangdong SID Technology Co., Ltd attached. Per 2.933(b) 1. The original identification is FCC ID: 2A9HS-SID-ESL-08A 2. The original grant date is 12/13/2022 3. The equipment is identical to the original equipment. 4, The original test results are applicable and representative of this changed device. 5, Exterior photographs are included in this application. The following files are electronically submitted as attachments:

FCC ID label and label location External photographs Letter of Change FCC ID Authorization Letter for FCC ID User Manual Product Equality Declaration Sincerely, al Client's name /title : Hong Lin/Manager Company: Guangdong SID Technology Co., Lid address : Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province China Tel: 18523861589 Fax: N/A Email: linhong@greendisplay.cn

Guangdong SID Technology Co., Ltd Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province China Date: 2023-.4-3 To:

Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 To Whom It May Concern, Original FCC ID: 2A9HS-SID-ESL-08A; Model Number: SID-ESL-08A, SID-ESL-12A, SID-ESL49A New FCC ID: 2A9HS-SID-ESL; Model Number: SID-ESL,SID-ESL-44A , SID-ESL-

OxA GEL, 25 3p dy 6 100) This is to advise and officially, that we, Guangdong SID Technology Co,, Ltd hereby declare that the product name is same and only FCC ID and model number difference as market requirement;

The original test results continue to be representative of and applicable to the equipment of the new FCC ID;

If you have any query, please feel free to contact me. Sincerely, by be Client's name /title : Hong Lin/Manager Company: Guangdong SID Technology Co., Ltd address : Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province China Tel: 18523861589 Fax: N/A Email: linhong@greendisplay.cn

Guangdong SID Technology Co., Ltd Room 101, Building 5, No.21, Dongke Road, Dongcheng Street, Dongguan City, Guangdong Province, CHINA Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 U.S. Agent Designation 2023-03-31 Guangdong SID Technology Co., Ltd acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2A9HS-SID-ESL):

Name and company of U.S. agent: GSS SERVICE INC Physical U.S. address of agent:

6547 N Academy Blvd #2266 Colorado Springs Co 80918 FRN of U.S. agent:

USA 0033402082 Email address of U.S. agent:

MichouxLogan@outlook.com GSS SERVICE INC acknowledges their obligation to accept service of process on behalf of Guangdong SID Technology Co., Ltd Guangdong SID Technology Co., Ltd accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(d)(7). Sincerely, Signature Applicant Name: Hong Lin Title: Manager Applicant Company: Guangdong SID Technology Co., Ltd Signature U.S. Name: Michoux Logan Title: PM U.S. Company: GSS SERVICE INC 2 0 V

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_ 8 4 The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01.