2AVTL-CYKEO-D3LRFID Reader

Shenzhen Cykeo Information Technology Co., Ltd Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 [January 5, 2026] U.S. Agent Designation [Shenzhen Cykeo Information 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: 2AVTL-CYKEO-D3L Name and company of U.S. agent: [GLOCERTS TECHNOLOGY INC] Physical U.S. address of agent: [19784 SUNKISSED RIDGE DR, RIVERSIDE, CA 92507] FRN of U.S. agent: [0036339737] Email address of U.S. agent: [[email protected]] Telephone of U.S.agent: (626) 588-8039 [GLOCERTS TECHNOLOGY INC] acknowledges their obligation to accept service of process on behalf of [Shenzhen Cykeo Information Technology Co., Ltd]. [Shenzhen Cykeo Information Technology Co., Ltd] with the FRN [0029293016] accepts its obligation to maintain an agent for service of process in the United States for no less than 1 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). 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. Sincerely, Signature Signature [Jiani Chen] [Huiying Fan] [Financial assistant] [Director] [Shenzhen Cykeo Information Technology Co., Ltd] [GLOCERTS TECHNOLOGY INC]

Shenzhen Cykeo Information Technology Co., Ltd (January 4, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: 2AVTL-CYKEO-D3L [Shenzhen Cykeo Information Technology Co., Ltd] (“the applicant”) 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. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber-security or anti-virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, (Applicant signature) (Applicant printed name) Jiani Chen Shenzhen Cykeo Information Technology Co., Ltd (January 4, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: 2AVTL-CYKEO-D3L [Shenzhen Cykeo Information Technology Co., Ltd] (“the applicant”) 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, (Applicant signature) (Applicant printed name) Jiani Chen

Shenzhen Cykeo Information Technology Co., Ltd Model Difference Data：January 4, 2026 Product description: RFID Reader Model name: CYKEO-D3L, CYKEO-D1L, CYKEO-D2L, CYKEO-D4L, CYKEO- D5L, CYKEO-D6L, CYKEO-D7L, CYKEO-D8L, CYKEO-D9L, CYKEO-D10L, CYKEO-D11L, CYKEO-D12L, CYKEO-D13L, CYKEO-D14L, CYKEO-D15L, CYKEO-D16L, CYKEO-D17L, CYKEO-D18L, CYKEO-D18L, CYKEO-D19L, CYKEO-D20L Trade Name: Cykeo FCC ID: 2AVTL-CYKEO-D3L All the model are the same circuit and RF module, only the name is different. Regards Sincerely Client’s signature : Client’s name / title : Jiani Chen（Financial assistant） Contact information / address：Room 1604, Building B2, Yunzhi Science Park, Guangming District, Shenzhen, Guangdong Province, China

Shenzhen Cykeo Information Technology Co., Ltd (January 4, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (RFID Reader / CYKEO-D3L, CYKEO- D1L, CYKEO-D2L, CYKEO-D4L, CYKEO-D5L, CYKEO-D6L, CYKEO-D7L, CYKEO-D8L, CYKEO-D9L, CYKEO-D10L, CYKEO-D11L, CYKEO-D12L, CYKEO-D13L, CYKEO-D14L, CYKEO-D15L, CYKEO-D16L, CYKEO-D17L, CYKEO-D18L, CYKEO-D18L, CYKEO-D19L, CYKEO-D20L / FCC ID: 2AVTL- CYKEO-D3L) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No required to be submitted with this application be permanently withheld from public review. 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. Please contact me if there is any information you may need. Sincerely, Signature: Name: Jiani Chen Title: Financial assistant

Shenzhen Cykeo Information Technology Co., Ltd (January 4, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen CTB Testing Technology Co., Ltd.) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Signature: Name: Jiani Chen Title: Financial assistant

Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 3 Model: CYKEO-D3L External Photos Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 3 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 of 3

FCC ID LABEL: Label Location: FCC ID: 2AVTL-CYKEO-D3L Model No.: CYKEO-D3L This device complies with Part 15 of the FCC Rules. 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.

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2AVTL-CYKEO-D3L Applied procedures / limit According to FCC §15.247(i) and §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna,R=20cm Test Result of RF Exposure Evaluation Modes& Channel Freq. (MHz) Tune up Produce power Maximu m peak output power (dBm) Output power to antenna (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result RFID RFID& HCH 14±1 15 31.6228 1 (0dBi) 0.0063 0.6 Pass

深圳市东振技术有限公司 深圳市光明区新湖街道楼村社区联腾路123号汇新智能产业园3栋3层.联系电话：代先生 15361555595 专业天线服务商 RFID_0dBi_近场定向天线_8单元_295×295（能量可调） RFID_0dBi_Near-Field Directional Antenna_8-Element_295×295 (Energy Adjustable) 深圳市东振技术有限公司 深圳市光明区新湖街道楼村社区联腾路123号汇新智能产业园3栋3层.联系电话：代先生 15361555595 一．基本参数 The basic parameters 产品型号 DZ-J007-A 物料编码 A1000P0021.91-AR 产品规格 RFID_0dBi_近场定向天线,902-928MHz,RG316线长300mm，MMCX接 头，尺寸(mm）：295×295×1.2,PCB，8阵元 白色阻焊 主要技术指标 Main technical specifications 频率范围 （MHz） 902-928 Frequency Range (MHz) 902-928 特性阻抗(Ω) 50 Impedance(Ω) 50 峰值增益(dBi) 0 Peak Gain(dBi) 0 电压驻波比 ≤1.3 VSWR ≤1.3 最大功率 10W Admitted Power 10W 极化方式 圆极化 Polarization circular polarization 波瓣宽度 95°/98° HPBW 95°/98° 连接方式 MMCX Connector Type MMCX 物理性能 Physical Properties 天线本体材料 PCB Antenna Base PCB 颜色 白色 Colour White 天线尺寸 295×295×1.2mm Antenna Dimensions 295×295×1.2mm 连接线长度 300mm Connecting line 300mm 深圳市东振技术有限公司 深圳市光明区新湖街道楼村社区联腾路123号汇新智能产业园3栋3层.联系电话：代先生 15361555595 length 工作温度 -20°C~+85°C Operating Temp -20°C~+85°C 二、工程图纸Product Drawing 深圳市东振技术有限公司 深圳市光明区新湖街道楼村社区联腾路123号汇新智能产业园3栋3层.联系电话：代先生 15361555595 3D辐射图3D radiation pattern

Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 37 TEST REPORT Compiled by: Reviewed by: Approved by: Kai Chen Martin Feng Bin Mei / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Product Name: RFID Reader FCC ID: 2AVTL-CYKEO-D3L Trademark: Cykeo Model Number: CYKEO-D3L, CYKEO-D1L, CYKEO-D2L, CYKEO-D4L, CYKEO-D5L, CYKEO-D6L, CYKEO-D7L, CYKEO-D8L, CYKEO-D9L, CYKEO-D10L, CYKEO-D11L, CYKEO-D12L, CYKEO-D13L, CYKEO-D14L, C YKEO-D15L, CYKEO-D16L, CYKEO-D17L, CYKEO-D18L, CYKEO-D18L, CYKEO-D19L, CYKEO-D20L Prepared For: Shenzhen Cykeo Information Technology Co., Ltd Address: Room 1604, Building B2, Yunzhi Science Park, Guangming District, Shenzhen, Guangdong Province, China Manufacturer: Shenzhen Cykeo Information Technology Co., Ltd Address: Room 1604, Building B2, Yunzhi Science Park, Guangming District, Shenzhen, Guangdong Province, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Feb. 24, 2025 Sample tested Date: Feb. 24, 2025 to Apr. 02, 2025 Issue Date: Apr. 02, 2025 Report No.: CTB25022404806RF01 Test Standards FCC CFR Title 47 Part 15 Subpart C Section 15.247 ANSI C63.10:2020 Test Results PASS Remark: This is RFID radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB25022404806RF01 Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 37 TABLE OF CONTENT Test Report Declaration Page 1. VERSION ............................................................ 4 2. TEST SUMMARY ..................................................... 5 3. MEASUREMENT UNCERTAINTY ....................................... 6 4. PRODUCT INFORMATION AND TEST SETUP ........................... 7 4.1 Product Information ..................................................... 7 4.2 Test Setup Configuration ................................................ 7 4.3 Support Equipment ..................................................... 7 4.4 Channel List ........................................................... 8 4.5 Test Mode ............................................................. 8 4.6 Test Environment ....................................................... 8 5. TEST FACILITY AND TEST INSTRUMENT USED ......................... 9 5.1 Test Facility ............................................................ 9 5.2 Test Instrument Used ................................................... 9 6. AC POWER LINE CONDUCTED EMISSION ............................. 12 6.1 Block Diagram Of Test Setup ........................................... 12 6.2 Limit ................................................................. 12 6.3 Test procedure ........................................................ 12 6.4 Test Result ........................................................... 13 7. RADIATED SPURIOUS EMISSION ..................................... 15 7.1 Block Diagram Of Test Setup ........................................... 15 7.2 Limit ................................................................. 15 7.3 Test procedure ........................................................ 16 7.4 Test Result ........................................................... 17 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS ........... 22 8.1 Block Diagram Of Test Setup ........................................... 22 8.2 Limit ................................................................. 22 8.3 Test procedure ........................................................ 22 8.4 Test Result ........................................................... 23 9. COUDUCTED PEAK OUTPUT POWER ................................. 26 9.1 Block Diagram Of Test Setup ........................................... 26 9.2 Limit ................................................................. 26 9.3 Test procedure ........................................................ 26 9.4 Test Result ........................................................... 26 10. 20DB OCCUPIED BANDWIDTH ....................................... 28 10.1 Block Diagram Of Test Setup .......................................... 28 10.2 Limit ................................................................ 28 10.3 Test procedure ....................................................... 28 10.4 Test Result .......................................................... 28 11. CARRIERFREQUENCIES SEPARATION ............................... 30 11.1 Block Diagram Of Test Setup .......................................... 30 Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB25022404806RF01 Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 of 37 11.2 Limit ................................................................ 30 11.3 Test procedure ....................................................... 30 11.4 Test Result .......................................................... 30 12. HOPPING CHANNEL NUMBER ....................................... 32 12.1 Block Diagram Of Test Setup .......................................... 32 12.2 Limit ................................................................ 32 12.3 Test procedure ....................................................... 32 12.4 Test Result .......................................................... 32 13. DWELL TIME .....................................................…

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Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 2 Model: CYKEO-D3L Radiated Emission Below 1G Above 1G Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 2 Conducted emissions