SGS-QMX1204GXXXGIGABIT MANAGED ETHERNET SWITCH

Antaira Technologies, LLC. 7660 Dean Martin Dr., Sui te 201 Las Vegas, NV 89139 Date: 16 th June 2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: SGS-QMX1204GXXX US Agent – Attestation Statement / Part 2.911(d)(7) Antaira Technologies, LLC. certifies, that as of 16 th June 2026, we have designated Antaira Technologies, LLC. to accept service of process on our behalf for FCC ID: SGS-QMX1204GXXX. Antaira Technologies, LLC., accepts to maintain an agent of service of process in the United States for no l ess 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 l ater. Antaira Technologies, LLC., accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of Antaira Technologies, LLC. for FCC ID: SGS-QMX1204GXXX. Designated Agent Information: Company Name: Antaira Technologies, LLC. FRN: 0022525596 Address: 7660 Dean Martin Dr., Suite 201, Las Vegas, NV 89139 Contact Person: Joe Cook Phone: +1 (714) 671-9000 Email: [email protected] Sincerely, Company: Antaira Technologies, LLC. Designated Agent: Antaira Technologies, LLC. Company Representative: Joe Cook Designated Agent Representative: Joe Cook Signature: Signature:

Antaira Technologies, LLC. 7660 Dean Martin Dr., Suite 201 Las Vegas, NV 89139 Attestation Statement Letter I Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: 16 th June 2026 Ref: Attestation Statements Part 2.911(d)(5)(i) Fili ng FCC Application for FCC ID: SGS-QMX1204GXXX Antaira Technologies, LLC., certifies that the equipment for which authorization is sought is not “covered” equipment prohibited for receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Applic ant’s Signature: Ap plicant’s Name: Joe Cook

Antaira Technologies, LLC. 7660 Dean Martin Dr., Suite 201 Las Vegas, NV 89139 Attestation Statement Letter II Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: 16 th June 2026 Re f: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC Application for FCC ID: SGS-QMX1204GXXX Antaira Technologies, LLC., certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, Applic ant’s Signature: Applicant’s Name: Joe Cook

Date: 04/17/2018 VCB_F-01: Operating Procedures Form – FCC Authorization v02 Page 1 of 1 Antaira Technologies, LLC. 7660 Dean Martin Dr., Sui te 201 Las Vegas, NV 89139 Federal Communications Commission Authorization and Evaluation Divis ion 7435 Oakland Mills Road Columbia, MD 21046 Date: 16 th June 2026 SUBJECT: FCC Application for (FCC ID: SGS-QMX1204GXXX) To Whom It May Concern: We, the undersigned, hereby authorize Woo Ram, Jeong in ICR Co., Ltd. on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by ICR Co., Ltd. on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Sincerely, (Must be signed by the person that is listed on the FCC Website) Client’s signature: Client’s name & title: Joe Cook – General Manager Contact information / address: Antaira Technologies, LLC. 7660 Dean Martin Dr., Suite 201 Las Vegas, NV 89139

Date: 04/17/2018 VCB_F-01: Operating Procedures Form – FCC Confidentiality v03 Page 1 of 2 Antaira Technologies, LLC. 7660 Dean Martin Dr., Sui te 201 Las Vegas, NV 89139 Federal Communic ations Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: SGS-QMX1204GXXX Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request c onfidential treatment of information accompanying this application as outli ned below: Type of Confidentiality Requested Exhibit Type ☐Short Term☒Permanent Block Diagrams ☒Short Term External Photos ☒Short Term☐Permanent* Internal Photos ☐Short Term☒Permanent Operation Description ☐Short Term☒Permanent Parts List/BOM ☐Short Term☒Permanent Schematics ☒Short Term Test Setup Photos ☒Short Term☐Permanent* User manual *Requires further justification before permanent confidentiality will be allowed. The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Permanent Confidentiality: The applicant requests the exhibits listed above as permanently confidential be withheld from public review due to materials that contain trade secrets and proprietary information not customarily released to the public. Short-Term Confidentiality: Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below for an initial period of 180(ie- “45”, “90” or “180”) days. Date: 04/17/2018 VCB_F-01: Operating Procedures Form – FCC Confidentiality v03 Page 2 of 2 Sincerely, Client’s signature: Clie nt’s name & title: Joe Cook – General Manager Assistant Contact information / address: Antaira Technologies, LLC. 7660 Dean Martin Dr., Suite 201 Las Vegas, NV 89139

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페이지(page) : ( 2 )/( 총(Total) 24 ) ICRT-QPA-17-03 Rev.2 Report No. ICRT-TR-E261725-0A Contents 1. Applicant Information ......................................................................................................................... 3 1.1 Applicant .................................................................................................................................. 3 1.2 Manufacturer ............................................................................................................................ 3 2. Laboratory .......................................................................................................................................... 3 2.1 Information ............................................................................................................................... 3 3. Revision History ................................................................................................................................. 3 4. EUT ................................................................................................................................................... 4 4.1 Used equipment ....................................................................................................................... 4 4.2 Test Configuration .................................................................................................................... 5 4.3 Cable List ................................................................................................................................. 6 4.4 Mode of Operating during the test ............................................................................................ 6 4.5 EUT Modifications .................................................................................................................... 6 4.6 Family Model Name ................................................................................................................. 6 5. Summary of test result ....................................................................................................................... 7 5.1 Test Summary .......................................................................................................................... 7 6. Test Description ................................................................................................................................. 8 6.1 Facility ...................................................................................................................................... 8 6.2 Test Procedure ......................................................................................................................... 8 7. EMISSION ....................................................................................................................................... 10 7.1 Conducted emission ............................................................................................................... 10 7.2 Radiated emission .................................................................................................................. 14 Attachment I ........................................................................................................................................... 19 페이지(page) : ( 3 )/( 총(Total) 24 ) ICRT-QPA-17-03 Rev.2 Report No. ICRT-TR-E261725-0A 1. Applicant Information 1.1 Applicant Applicant : Antaira Technologies, LLC. Address : 7660 Dean Martin Dr., Suite 201, Las Vegas NV 89139, US 1.2 Manufacturer Manufacturer : BITSTREAM S.A. Address : ul. Mełgiewska 7/9, 20-209 Lublin 2. Laboratory 2.1 Information Laboratory : ICR Co., Ltd Address : 112, Hwanggeum3-ro 7beon-gil, Yangchon-eup, Gimpo-si, Gyeonggi-do, Korea Telephone No. : +82-2-6351-9001 Facsimile No. : +82-2-6351-9007 KOLAS No. : KT652 RRA No. : KR0165 3. Revision History Issued Report No. Issued Date Revisions Effect Section ICRT-TR-E261725-0A 2026. 06. 08 First issue. - 페이지(page) : ( 4 )/( 총(Total) 24 ) ICRT-QPA-17-03 Rev.2 Report No. ICRT-TR-E261725-0A 4. EUT 4.1 Used equipment Description Model Serial No. Manufacturer Comments Ethernet Switch QMX-1204G-2Q2S-T LS2603090005 BITSTREAM S.A. EUT Transceiver BTP-3124-L2TD - - AE 4 EA Temperature Sensor Czujnik T-2 - - AE Notebook Computer 15U50N 101QCLH566968 Tech-Front (Chongqing) Computer Co.,Ltd AE Adapter A18-045N2A CNYAAG19023C16 8011807977 Chicony Power Technology (Chongqing) Co., Ltd. AE Ethernet Adapter BS-OH022 LX230301 Shenzhen Times Innovation Technology Co.,Ltd. AE DC POWER SUPPLY PWR800M UL002390 KIKUSUI AE 페이지(page) : ( 5 )/( 총(Total) 24 ) ICRT-QPA-17-03 Rev.2 Report No. ICRT-TR-E261725-0A 4.2 Test Configuration RE CE : Signal line : Power line : GROUND : Adapter 페이지(page) : ( 6 )/( 총(Total) 24 ) ICRT-QPA-17-03 Rev.2 Report No. ICRT-TR-E261725-0A 4.3 Cable List - RE Equipment Port Equipment Port Length (m) Shielded EUT DC IN (PWR 1, 2) DC SOURCE DC OUT 1.5 Unshielded SFP Transceiver (4 EA) (Loopback) SFP - Unshielded 1-WIRE IN (RJ-45) Temperature Sensor - 2.0 Unshielded LAN Ethernet Adapter LAN 3.0 Shielded LAN EUT (Loopback) LAN 1.0 Shielded - CE Equipment Port Equipment Port Length (m) Shielded EUT DC IN (PWR 1), (PWR 2) DC POWER SUPPLY DC OUT 1.5 Unshielded DC IN (PWR 2), (PWR 1) DC SOURCE DC OUT 1.5 Unshielded SFP Transceiver (4 EA) (Loopback) SFP - Unshielded 1-WIRE IN (RJ-45) Temperature Sensor - 2.0 Unshielded LAN Ethernet Adapter LAN 3.0 Shielded LAN EUT (Loopback) LAN 1.0 Shielded 4.4 Mode of Operating during the test [MODE 1] : The system was configured as shown in the layout diagram, and the test was conducted by connecting from a Notebook Computer to the EUT, checking the port activation status and network communication status via PING TEST, and verifying the lighting status of the LED Indicator. 4.5 EUT Modifications - None. 4.6 Family Model Name - None. 페이지(page) : ( 7 )/( 총(Total) 24 ) ICRT-QPA-17-03 Rev.2 Report No. ICRT-TR-E261725-0A 5. Summary of test result 5.1 Test …

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