2BTD7-MB30W-01SMARTCOBY SLIM II Wireless2.2 8K

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: HOPEK CORPORATION INC Address: 16755 Coyote Bush Dr Unit 84, San Diego, CA 92127 United States FRN: 0034562900 Contact Name: Peter Davis Telephone No: 561-235-6113 E-mail: [email protected] This letter is to confirm that the US Agent for Service of Process accepts responsibility to act as a local representative on behalf of CIO Co.,Ltd. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Applicant: Company Name: CIO Co.,Ltd. Product Description: SMARTCOBY SLIM II Wireless2.2 8K FRN: 0037689676 Grantee Code: 2BTD7 FCC ID: 2BTD7-MB30W-01 Contact Name: Shigeru Miyajima Address: 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Telephone No: +81-6-4400-2842 E-mail: [email protected] The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. This Agreement is valid until (Permanently valid). Date: 2026/1/21 Applicant’s Name: CIO Co.,Ltd. US Agent for Service of Process’s Name: HOPEK CORPORATION INC Title: Product Planning Department Manager Title: Manager Signature Signature

Rev 1/26/2023 CIO Co.,Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Jan. 08, 2026 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2BTD7-MB30W-01 [CIO Co.,Ltd.] certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. [CIO Co.,Ltd.] certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Device is inherently compliant based on hardware limitations or software controls. or A Software Bill of Materials (SBOM) is provided to the TCB for review, and The end-user or third parties cannot install additional software on this device. Sincerely, (Applicant signature) (Applicant printed name) Shigeru Miyajima Rev 1/26/2023 CIO Co.,Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Jan. 08, 2026 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2BTD7-MB30W-01 [CIO Co.,Ltd.] certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) Shigeru Miyajima

CIO Co.,Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: January 8, 2026 Subject; Request for Confidentiality FCC ID: 2BTD7-MB30W-01 To Whom It May Concern, Pursuant to the provisions of the 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 information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure Software Security Requirements for UNII devices In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding 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 authorization is issued. Sincerely, Signature: Name: Shigeru Miyajima Title: Product Planning Department Manager

Effective Date: April 2, 2020 QSF 7.6.4-8 – Agent Authorization Letter Template Page 1 of 1 Revision Date: Revision: 0 CIO Co.,Ltd. Date: Jan. 08, 2026 Product Model Number: CIO-MB30W1C-8K-S2W25 FCC ID: 2BTD7-MB30W-01 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following:  Testing  Approval applications and procedures We declare that QAI Laboratories Ltd. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by QAI Laboratories Ltd. on our behalf shall have the same effect as acts of our own. By: Contact Listed on FCC Wesbite Title: Product Planning Department Manager Email: [email protected] Telephone: +81-6-4400-2842 On behalf of: CIO Co.,Ltd.

CIO Co.,Ltd. Family models declaration letter Jan. 21, 2026 We CIO Co.,Ltd. Of 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Declare under our sole responsibility that the product FCC ID: 2BTD7-MB30W-01 Product: SMARTCOBY SLIM II Wireless2.2 8K Model Number: CIO-MB30W1C-8K-S2W25 The model has multiple colors, these product are same PCB Layout, Schematics, BOM. Only for different appearance color for different market require. Shigeru Miyajima/ Product Planning Department Manager E-mail : [email protected] Phone : +81-6-4400-2842 Fax : N/A Address : 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan No. Model Appearance color Appearance material Appearance identification 1 CIO-MB30W1 C-8K-S2W25 White Plastic 2 CIO-MB30W1 C-8K-S2W25 Black Plastic

Litz multi-strand wire With nano-crystals Note: A 8mm-wide heat-resistant adhesive tape is placed horizontally on the contact area between the starting line and the coil for isolation. Without release paper (Outer diameter) Horizontal application of 8mm wide heat-resistant adhesive tape This side does not have a self-adhesive backing. gum Fine Electronics NTC: 10K / 3435 NTC 1.1 MAX No. 32, Qingfeng Middle Road, Shijie Town, Dongguan City, Guangdong Province

Ext Photos Model: CIO-MB30W1C-8K-S2W25 Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6

Int Photos Model: CIO-MB30W1C-8K-S2W25 Photo 1 Photo 2 ANT Photo 3 Photo 4 Photo 5 Photo 6

- Page 1 of 14 - Report No.: HB20251229027E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com RF EXPOSURE Test Report Product: SMARTCOBY SLIM II Wireless2.2 8K Trade Mark: Model Number: CIO-MB30W1C-8K-S2W25 FCC ID: 2BTD7-MB30W-01 Prepared for CIO Co.,Ltd. 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Prepared by Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Tel.: +86-755-2998 9321 Fax.: +86-755-2998 5110 Website: http://www.sz-hongbiao.com - Page 2 of 14 - Report No.: HB20251229027E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Table of Contents 1 GENERAL DESCRIPTION ................................................................................................................................... 5 1.1 DESCRIPTION OF EUT ................................................................................................................................................ 5 1.2 TEST MODE .............................................................................................................................................................. 5 1.3 TEST SETUP .............................................................................................................................................................. 5 1.4 ANCILLARY EQUIPMENT .............................................................................................................................................. 6 2 TEST FACILITIES AND ACCREDITATIONS ............................................................................................................ 7 2.1 TEST LABORATORY ..................................................................................................................................................... 7 2.2 ENVIRONMENTAL CONDITIONS ..................................................................................................................................... 7 2.3 MEASUREMENT UNCERTAINTY ..................................................................................................................................... 7 2.4 TEST SOFTWARE ........................................................................................................................................................ 7 3 LIST OF TEST EQUIPMENT ................................................................................................................................ 8 4 RF EXPOSURE .................................................................................................................................................. 9 4.1 MAXIMUM PERMISSIBLE EXPOSURE .............................................................................................................................. 9 4.1.1. Limit ............................................................................................................................................................ 9 4.1.2. Test Procedures ........................................................................................................................................... 9 4.1.3. Test Setup .................................................................................................................................................... 9 4.1.4. Test Result ................................................................................................................................................. 10 5 PHOTOGRAPHS OF THE TEST SETUP............................................................................................................... 12 - Page 3 of 14 - Report No.: HB20251229027E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com TEST RESULT CERTIFICATION Applicant’s Name ................. : CIO Co.,Ltd. Address ................................. : 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Manufacturer's Name .......... : CIO Co.,Ltd. Address ................................. : 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Product description Product name ........................ : SMARTCOBY SLIM II Wireless2.2 8K Model Number ....................... : CIO-MB30W1C-8K-S2W25 Standards ............................. : FCC CFR 47 PART 1 , 1.1310 Test procedure ....................... : KDB 680106 D01 Wireless Power Transfer v04 This device described above has been tested by Shenzhen HongBiao Certification& Testing Co., Ltd and the test results show that the equipment under test (EUT) is in compliance with the EMC requirements. And it is applicable only to the tested sample identified in the report. Date of Test ............................................ : Date (s) of performance of tests ............. : Dec. 30, 2025~Jan. 08, 2026 Test Result ............................................... : Pass Testing Engineer : (Zoe Su) Technical Manager : ( G a r y Lu) Authorized Signatory : (L e o S u) - Page 4 of 14 - Report No.: HB20251229027E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Revision History Revised No. Date of Issue Description 01 Jan. 08, 2026 Original - Page 5 of 14 - Report No.: HB20251229027E-02 Add:Room 102, 201, Building …

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- Page 1 of 35 - Report No.: HB20251229027E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Test Report Product: SMARTCOBY SLIM II Wireless2.2 8K Trade Mark: Model Number: CIO-MB30W1C-8K-S2W25 FCC ID: 2BTD7-MB30W-01 Prepared for CIO Co.,Ltd. 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Prepared by Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Tel.: +86-755-2998 9321 Fax.: +86-755-2998 5110 Website: http://www.sz-hongbiao.com - Page 2 of 35 - Report No.: HB20251229027E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Table of Contents 1 GENERAL DESCRIPTION ................................................................................................................................... 5 1.1 DESCRIPTION OF EUT ................................................................................................................................................ 5 1.2 TEST MODE .............................................................................................................................................................. 5 1.3 TEST SETUP .............................................................................................................................................................. 6 1.4 POWER SETTING CONFIGURATION PARAMETERS ............................................................................................................... 6 1.5 ANCILLARY EQUIPMENT .............................................................................................................................................. 6 2 SUMMARY OF TEST RESULT ............................................................................................................................. 7 3 TEST FACILITIES AND ACCREDITATIONS ............................................................................................................ 8 3.1 TEST LABORATORY ..................................................................................................................................................... 8 3.2 ENVIRONMENTAL CONDITIONS ..................................................................................................................................... 8 3.3 MEASUREMENT UNCERTAINTY ..................................................................................................................................... 8 3.4 TEST SOFTWARE ........................................................................................................................................................ 8 4 LIST OF TEST EQUIPMENT .............................................................................................................................. 10 5 TEST ITEM AND RESULTS ............................................................................................................................... 12 5.1 ANTENNA REQUIREMENT .......................................................................................................................................... 12 5.2 CONDUCTED EMISSION ............................................................................................................................................. 13 5.3 RADIATED EMISSION ................................................................................................................................................ 17 5.4 OCCUPIED BANDWIDTH ............................................................................................................................................ 25 6 PHOTOGRAPHS OF THE TEST SETUP............................................................................................................... 27 7 PHOTOGRAPHS OF THE EUT .......................................................................................................................... 30 - Page 3 of 35 - Report No.: HB20251229027E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com TEST RESULT CERTIFICATION Applicant’s Name ................. : CIO Co.,Ltd. Address ................................. : 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Manufacturer's Name .......... : CIO Co.,Ltd. Address ................................. : 4F, Moriguchi CID Building, 2-5-18 Honmachi, Moriguchi-shi, Osaka 570-0028, Japan Product description Product name ........................ : SMARTCOBY SLIM II Wireless2.2 8K Model Number ....................... : CIO-MB30W1C-8K-S2W25 Standards ............................. : FCC Part 15C Test procedure ....................... : IEEE/ANSI C63.10-2020 This device described above has been tested by Shenzhen HongBiao Certification& Testing Co., Ltd and the test results show that the equipment under test (EUT) is in compliance with the EMC requirements. And it is applicable only to the tested sample identified in the report. Date of Test ............................................ : Date (s) of performance of tests ............. : Dec. 30, 2025~Jan. 08, 2026 Test Result ............................................... : Pass Testing Engineer : (Zoe Su) Technical Manager : ( G a r y Lu) Authorized Signatory : (L e o S u) - Page 4 of 35 - Report No.: HB20251229027E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, S…

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Photographs of the Test Setup Model: CIO-MB30W1C-8K-S2W25 Radiated Emission Below 30MHz Radiated Emission Above 30MHz Conducted Emission Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6