ZY9-HSHTVTXATransmitter

Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. 2024.08.28 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD21046 Ref: Attestation Statements Part 2.911(d) (5) (i) Filing SUBJECT: FCC Application for FCC ID: (ZY9-HSHTVTXA) To Whom It May Concern: Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd.(“the applicant”) certifies that the equipment forwhich authorization is sought is not “covered” equipment prohibited from receiving an equipmentauthorization pursuant to section 2.903 of the FCC rules. Sincerely, Signature: Print name: Daniel Liu

Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. 2024.08.28 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD21046 Ref: Attestation Statements Part 2.911(d) (5) (ii) Filing SUBJECT: FCC Application for FCC ID: (ZY9-HSHTVTXA) To Whom It May Concern: Shenzhen Great Power Innovation And Technology Enterprise 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 a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, Signature: Print name: Daniel Liu

Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. Date: September 3, 2024 FCC ID: ZY9-HSHTVTXA Model Number: HSHTVTXA, HSTITM1, HSTITMPLUS, HSPLTM1, HSGLD1, HSSPKR, HSTHTR To: Federal Communication Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21048 To Whom It May Concern, We, Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. declare that this EUT (FCC ID: ZY9-HSHTVTXA) will conduct FCC compliance testing, the SDOC part recognized test lab(Shenzhen NTEK Testing Technology Co., Ltd.( ShenZhen Lab.). 1/F, Building E, Fenda Science Park, Sanwei Community,Xixiang Street Bao’an District, Shenzhen 518126 P.R. China) Please contact me if you have any question. Sincerely, (Signed) Name / Title: Daniel Liu/ Engineering Manager Company: Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. Address: No. 331, Guiyue Road, Dafu Community, Guanlan Street, Longhua District, Shenzhen

THREE STONES MEDIA LLC U.S. Agent Letter of Attestation To: Federal Communications Commission 7435 Oakland Mills Road, Columbia, MD 21046, USA Date: 9/3/2024 Ref: Attestation Statement – Part2.911(d)(7) filing FCC ID：ZY9-HSHTVTXA Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. (“the applicant”) certifies that, as of the date of the filing of the application, THREE STONES MEDIA LLC(“the agent”) is our designated U.S. agent for service of process for the abovereference FCC ID. The applicant accepts to maintain an agent for service of process in the United States forno less than one year after either the grantee has permanently terminated all marketing and importation of theapplicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicialproceeding involving the equipment, whichever is later. The applicant further acknowledges it is ourresponsibility to inform the FCC whenever the agent information changes. THREE STONES MEDIA LLC ("the agent) understand it is the agent's obligation to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address. Designated U.S. Agent Company Name: THREE STONES MEDIA LLC FRN: 0033401761 GC: 2A99E Address: 1200 Broadway St. APT 329, Los Angeles, CA90015 Signature: Contact Person: Sijie Zhang Tel: +1 267 909 3692 Email: [email protected] Applicant Company Name: Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. Address: No. 331, Guiyue Road, Dafu Community, Guanlan Street, Longhua District, Shenzhen,China Signature: Contact Person: Daniel Liu GC: ZY9 FRN: 0028712032 Tel: 0755-29832500 Email: [email protected]

Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. Family models declaration letter. 9/3/2024 We Company: Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd. Address: No. 331, Guiyue Road, Dafu Community, Guanlan Street, Longhua District, Shenzhen Product: Transmitter Model Name: HSHTVTXA Family Model: HSTITM1, HSTITMPLUS, HSPLTM1, HSGLD1, HSSPKR, HSTHTR FCC ID: ZY9-HSHTVTXA All models are the same circuit and RF module, except the model names. We (Shenzhen Fine Offset Electronics Co., Ltd.) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.), same mechanical structure and design (including product enclosure, materials, etc.), the only difference is the model names. Thanks Sincerely, Signature Name: Daniel Liu Title: Engineering Manager Email: [email protected]

Y:\电磁兼容部\RF项目组\RF项目\2024\7月\S24070305706001 深圳市强大创新科技实业有限公司 发射器 GP-A590 FCC ID\7. Others\Letter\FCC POA Letter.docx (Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd.) Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: 9/3/2024 SUBJECT: FCC Application for FCC ID: ZY9-HSHTVTXA To Whom It May Concern: We, the undersigned, hereby authorize Alex Li at Shenzhen NTEK Testing Technology Co., Ltd. on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Shenzhen NTEK Testing Technology 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. Regards, (signature) (printed name): Daniel Liu

< Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd.> Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 9/3/2024 Subject; Request for Confidentiality FCC ID: ZY9-HSHTVTXA 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 Operational Description Tune up procedure BOM 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 pursuantto 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: Daniel Liu Title: Engineering Manager Email: [email protected]

Model: HSTITM1/HSTITMPLUS Input: 5V 2A Output: 5V 1A CAN ICES-003 (B) / NMB-003 (B) Made in China 2AC30GP Model: HSXTRA FCC ID: ZY9-HSXTRA 2AC30GP Model: HSXTRA FCC ID: ZY9-HSXTRA 2AC30GP 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. Model: HSPLTM1 Input: 5V 2A Output: 5V 2A Made in China 2AC30GP Model: HSXTRA FCC ID: ZY9-HSXTRA 2AC30GP 2AC30GP 每款日期码随单变更（镭雕） Model: HSXTRA FCC ID: ZY9-HSXTRA 2AC30GP 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. Model: HSHTVTXA Input: 5V 2A FCC ID: ZY9-HSHTVTXA Made in China 2AC30GP 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. Model: HSHTVTXA Input: 5V 2A FCC ID: ZY9-HSHTVTXA Made in China 2AC30GP 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. Model: HSHTVTXA Input: 5V 2A FCC ID: ZY9-HSHTVTXA Made in China 2AC30GP

FCC ID:ZY9-HSHTVTXA Maximum Permissible Exposure (MPE) According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in §1.1307(b) Limits for Maximum Permissible Exposure (MPE) MPE Calculation Method E (V/m) ＝ d GP * *30 Power Density: Pd (W/m²) ＝ 377 2 E E ＝ Electric field (V/m) P ＝ Average RF output power (W) G ＝ EUT Antenna numeric gain (numeric) d ＝ Separation distance between radiator and human body (m) The formula can be changed to Pd ＝ 2 *377 * *30 D GP From the EUT RF output power, the minimum mobile separation distance, d=0.2m, as well as the gain of the used antenna, the RF power density can be obtained. BT: Measurement Result Operation Frequency: 2402MHz~2480MHz Power density limited: 1mW/ cm 2 Antenna Type:PCB antenna Antenna gain:-0.58dBi; R=20cm mW=10^(dBm/10) antenna gain Numeric=10^(dBi/10)= 10^(-0.58/10)=0.87 conducted power Evaluation result Power density (dBm) (mW) (dBi) Numeric 2402 -13.85 -14±1 -13 0.050 -0.58 0.870.0000087 1 2440 -13.95 -14±1-13 0.050 -0.580.870.00000871 2480 -14.6 -14±1-13 0.050-0.58 0.87 0.00000871 2402 -13.71 -14±1 -13 0.050-0.580.870.0000087 1 2440 -13.93 -14±1-13 0.050-0.58 0.87 0.00000871 2480 -14.56 -14±1-13 0.050-0.58 0.870.00000871 (mW/cm2 )(mW/cm2) Antenna Gain GFSK(1M ） Max tune-up power Channel Freq. (MHz) modulation Tune-up power (dBm) (dBm) GFSK(2M) Conclusion: For the max result : 0.0000087≤ 1.0 for Max Power Density, compliance RF exposure.. Signature: Date: 2024-08-27 NAME AND TITLE (Please print or type): alex li/Manager COMPANY (Please print or type): Shenzhen NTEK Testing Technology Co., Ltd./ 1/F, Building E, Fenda Science Park, Sanwei Community, Xixiang Street Bao’an District, Shenzhen P.R. China.

Summary Inverted F Antenna Specification ITEM ANT SPEC Model Name 2.4G ANT Center Frequency Horizontal Vertical 2400MHz 2450MHz 2500MHz 2400MHz 2450MHz 2500MHz -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD 333 Kexing Road, Xiangzhou District, Zhuhai City Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Frequency (MHz) Gain(dB) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Frequency (MHz) Gain(dB) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

Report No.: S24070305706001 RADIO TEST REPORT FCC ID: ZY9-HSHTVTXA Product: Transmitter Trade Mark: N/A Model No.: HSHTVTXA Family Model: HSTITM1, HSTITMPLUS, HSPLTM1, HSGLD1, HSSPKR, HSTHTR Report No.: S24070305706001 Issue Date: Aug. 12, 2024 Prepared for Shenzhen Great Power Innovation And Technology Enterprise Co., Ltd No. 331, Guiyue Road, Dafu Community, Guanlan Street, Longhua District, Shenzhen Prepared by Shenzhen NTEK Testing Technology Co., Ltd. 1/F, Building E, Fenda Science Park, Sanwei Community,Xixiang Street Bao’an District, Shenzhen 518126 P.R. China Tel. 400-800-6106, 0755-2320 0050, 0755-2320 0090 Website: http://www.ntek.org.cn Version.1.3 Page 1 of 78 Report No.: S24070305706001 TABLE OF CONTENTS 1 TEST RESULT CERTIFICATION ...................................................................................................................... 4 2 SUMMARY OF TEST RESULT S ......................................................................................................................... 5 3 FACILITIES AND ACCREDITATIONS ............................................................................................................. 6 3.1 FACILITIES..................................................................................................................................................... 6 3.2 LABORATORY ACCREDITATIONS AND LISTINGS ................................................................................. 6 3.3 MEASUREMENT UNCERTAINTY ............................................................................................................... 6 4 GENERAL DESCRIPTION OF EUT .................................................................................................................. 7 5 DESCRIPTION OF TEST MODES ..................................................................................................................... 9 6 SETUP OF EQUIPMENT UNDER TEST ......................................................................................................... 10 6.1 BLOCK DIAGRAM CONFIGURATION OF TEST SYSTEM ..................................................................... 10 6.2 SUPPORT EQUIPMENT ............................................................................................................................... 11 6.3 EQUIPMENTS LIST FOR ALL TEST ITEMS .............................................................................................. 12 7 TEST REQUIREMENTS .................................................................................................................................... 14 7.1 CONDUCTED EMISSIONS TEST ............................................................................................................... 14 7.1.1 Applicable Standard .................................................................................................................................. 14 7.1.2 Conformance Limit ................................................................................................................................... 14 7.1.3 Measuring Instruments ............................................................................................................................. 14 7.1.4 Test Configuration .................................................................................................................................... 14 7.1.5 Test Procedure ........................................................................................................................................... 14 7.1.6 Test Results ................................................................................................................................................ 15 7.2 RADIATED SPURIOUS EMISSION ............................................................................................................ 17 7.2.1 Applicable Standard .................................................................................................................................. 17 7.2.2 Conformance Limit ................................................................................................................................... 17 7.2.3 Measuring Instruments ............................................................................................................................. 18 7.2.4 Test Configuration .................................................................................................................................... 18 7.2.5 Test Procedure ........................................................................................................................................... 19 7.2.6 Test Results ................................................................................................................................................ 20 7.3 6DB BANDWIDTH ....................................................................................................................................... 26 7.3.1 Applicable Standard .................................................................................................................................. 26 7.3.2 Conformance Limit ................................................................................................................................... 26 7.3.3 Measuring Instruments ............................................................................................................................. 26 7.3.4 Test Setup .................................................................................................................................................. 26 7.3.5 Test Procedure ........................................................................................................................................... 26 7.3.6 Test Results ................................................................................................................................................ 26 7.4 DUTY CYCLE ........................…

Text truncated - open the document above for the full version.