2BK63-GY04Smart door lock

Attestation Statements (September 19, 2024) TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for FCC ID: 2BK63-GY04 (Foshan Gaoyuan Intelligent Technology Co., Ltd.), the undersigned, hereby authorize (NEWENERGYER LIMITED) to act as our designated U.S. agent for service of process, (Foshan Gaoyuan Intelligent Technology Co., Ltd.) accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission- related proceeding involving the equipment. (NEWENERGYER LIMITED) accepts the responsibility to act as designated U.S. agent for service of process, provides an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Information： Company name: Foshan Gaoyuan Intelligent Technology Co., Ltd. Contact Name: Wan ting Chen Address: Keying International Industrial Park, No. 7 Xinkai Road, Wusha Community Committee, Daliang, Shunde District, Foshan, Guangdong Province Telephone No: 13538214502 Email: [email protected] FRN: 0035968304 Signature [Wan ting Chen] U.S. Agent Information: Company Name: NEWENERGYER LIMITED Address: 1818 S Patton Ct, Denver, CO, 80219 Contact Name: CHUN LIU Telephone No: 213 289 5042 Email: [email protected] FRN: 0034665885 Signature [CHUN LIU]

Foshan Gaoyuan Intelligent Technology Co., Ltd. (September 19, 2024) 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: 2BK63-GY04 [Foshan Gaoyuan Intelligent 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. Sincerely, (Applicant signature) (Applicant printed name) Wan ting Chen Foshan Gaoyuan Intelligent Technology Co., Ltd. (September 19, 2024) 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: 2BK63-GY04 [Foshan Gaoyuan Intelligent 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) Wan ting Chen

Foshan Gaoyuan Intelligent Technology Co., Ltd. Model Difference Data：September 19, 2024 Product description: Smart door lock Model name: GY04, GY17, GY36, GY39, GY88, GY86, GY81, GY42, GY26, GW70, FT01, F003 F008, DQ03, D001, J21, J22, J01, J11, J12, J13, GS01, GS02, GS02T, GS03, GS05, GS06, GS07, GS08, GS09 Trade Name: FCC ID: 2BK63-GY04 All the model are the same circuit and RF module, only the name and appearance are different. Regards Sincerely Client’s signature : Client’s name / title : Wan ting Chen（CEO） Contact information / address：Keying International Industrial Park, No. 7 Xinkai Road, Wusha Community Committee, Daliang, Shunde District, Foshan, Guangdong Province

Foshan Gaoyuan Intelligent Technology Co., Ltd. (September 19, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Smart door lock / GY04, GY17, GY36, GY39, GY88, GY86, GY81, GY42, GY26, GW70, FT01, F003 F008, DQ03, D001, J21, J22, J01, J11, J12, J13, GS01, GS02, GS02T, GS03, GS05, GS06, GS07, GS08, GS09 / FCC ID: 2BK63-GY04) 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: Wan ting Chen Title: CEO

Foshan Gaoyuan Intelligent Technology Co., Ltd. (September 19, 2024) 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: Wan ting Chen Title: CEO

Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 4 Model: GY04 External Photos Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 4 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 of 4 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 4 of 4

FCC ID LABEL: Label Location: FCC ID: 2BK63-GY04 Model No.: GY04

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2BK63-GY04 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 BLE GFSK& MCH 1±1 2 1.5849 1.6293 (2.12dBi) 0.0005 1 Pass EDR 8DPSK& LCH 4±1 5 3.1623 1.6293 (2.12dBi) 0.001 1 Pass

Approval sheet Page 1 of 4 ASC_RFANT3216120A5T_V05 MULTILAYER CERAMIC ANTENNA RFANT Series – RoHS Compliance 2.4 GHz ISM Band Working Frequency P/N: RFANT3216120A5T Series Manufacture's Name:Fujian Jinboli Hardware Technology Co., Ltd Approval sheet Page 2 of 4 ASC_RFANT3216120A5T_V05 ELECTRICAL CHARACTERISTICS RFANT3216120A5T Specification Working Frequency Range 2450 ± 50 MHz Fc (GHz) 2.9 Gain (dBi) 2.12 (Typical) VSWR 2 max. Series 1 6.8nH Matching component value Series 2 - Operation Temperature -40 ̊C ~ +85 ̊C * This frequency must be adjusted to 2.45GHz with matching circuit. 46mm 14mm 2mm 6mm 10mm Approval sheet Page 3 of 4 ASC_RFANT3216120A5T_V05 Antenna S11 on Test Board Antenna VSWR on Test Board Approval sheet Page 4 of 4 ASC_RFANT3216120A5T_V05 Vertical Horizontal Y - Z Plane Average Gain= 0.891 dBi Peak Gain = 2.12dBi Average Gain = 0.64 dBi Peak Gain= -6.07dBi Average Gain=-11.62dBi X - Z Plane Average Gain= -1.846 dBi Peak Gain= -7.78 dBi Average Gain= -11.97dBi Peak Gain= 0.96 dBi Average Gain= -2.29 dBi X - Y Plane Average Gain= -2.556 dBi Peak Gain= -9.41 dBi Average Gain= -15.54dBi Peak Gain= 1.40 dBi Average Gain= -2.78 dBi

TEST REPORT Compiled by: Reviewed by: Approved by: Zhou Kui Arron Liu 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: Smart door lock FCC ID: 2BK63-GY04 Trademark: Model Number: GY04, GY17, GY36, GY39, GY88, GY86, GY81, GY42, GY26, GW70, FT01, F003, F008, DQ03, D001, J21, J22, J01, J11, J12, J13, GS01, GS02, GS02T, GS03, GS05, GS06, GS07, GS08, GS09 Prepared For: Foshan Gaoyuan Intelligent Technology Co., Ltd. Address: Keying International Industrial Park, No. 7 Xinkai Road, Wusha Community Committee, Daliang, Shunde District, Foshan, Guangdong Province Manufacturer: Foshan Gaoyuan Intelligent Technology Co., Ltd. Address: Keying International Industrial Park, No. 7 Xinkai Road, Wusha Community Committee, Daliang, Shunde District, Foshan, Guangdong Province 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: Sep. 10, 2024 Sample tested Date: Sep. 10, 2024 to Sep. 12, 2024 Issue Date: Sep. 12, 2024 Report No.: CTB240912011RFX Test Standards FCC CFR Title 47 Part 15 Subpart C Section 15.247 ANSI C63.10:2013 Test Results PASS Remark: This is Bluetooth radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.:CTB240912011RFX Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 56 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 ....................................................................................................................................... 14 7. RADIATED SPURIOUS EMISSION ............................................................................................... 16 7.1 Block Diagram Of Test Setup ........................................................................................................... 16 7.2 Limit .................................................................................................................................................. 16 7.3 Test procedure ................................................................................................................................. 17 7.4 Test Result ....................................................................................................................................... 18 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS ................................................ 27 8.1 Block Diagram Of Test Setup ........................................................................................................... 27 8.2 Limit .................................................................................................................................................. 27 8.3 Test procedure ................................................................................................................................. 27 8.4 Test Result ..........................................…

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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: GY04 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