2AZFA-WR-028Wireless controller For NS

Shenzhen Jiashibo Electronics Co., Ltd. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 9/19/2024 U.S. Agent Designation [Shenzhen Jiashibo Electronics 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: [2AZFA-WR-028]): Name and company of U.S. agent: AOCE Corporation Inc. Physical U.S. address of agent: 6547 N Academy Bivd #2266，Colorado Springs, CO, 80918 United States FRN of U.S. agent: 0033401381 Email address of U.S. agent: [email protected] [AOCE Corporation Inc.] acknowledges their obligation to accept service of process on behalf of [Shenzhen Jiashibo Electronics Co., Ltd.]. [Shenzhen Jiashibo Electronics Co., Ltd.] with the FRN [0030732903] accepts its obligation to maintain an agent for service of process in the United States for no less 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 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. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely, Signature [Name] Ma Xiaoyong [Title] Manager [Company] Shenzhen Jiashibo Electronics Co., Ltd. Signature [Name of U.S. [Title of U.S. agent] Manager [Company of U.S. agent] AOCE Corporation Inc. 48_[mo del] US_Agent_2.911(d)(7) - U, V04

Covered Equipment Attestation Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(i)-(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name 2AZFA-WR-028 WR-028 We, Applicant Company Name: Shenzhen Jiashibo Electronics Co., Ltd. Address: 3/f, speaker building, Xiange Science and Technology Park,Jiuwei, Xixiang, Bao’an district, Shenzhen, China Phone: +86-755-27508776 certify 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. This includes the cybersecurity and anti-virus software produced or provided by Kaspersky Lab, Inc.. We certify 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. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-09-19 Signature Date Printed Name of Signee / Title: Xiaoyong Ma / Manager Company: Shenzhen Jiashibo Electronics Co., Ltd. Address: 3/f, speaker building, Xiange Science and Technology Park,Jiuwei, Xixiang, Bao’an district, Shenzhen, China Phone: +86-755-27508776 Fax: +86-755-27508776 Email: [email protected]

Confidentiality Request Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b)(4) of the Freedom of Information Act, we request confidentiality for the documentation of the following products: FCC ID Model name 2AZFA-WR-028 WR-028 For the products listed above, we request permanent confidentiality for all applicable exhibits as there are: • the Operational Description • the Block Diagram • the Schematics • the Part List • the Tune up Information The above listed exhibits contain trade secrets and proprietary information that could be of benefit to our competitors. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-09-19 Signature Date Printed Name of Signee / Title: Xiaoyong Ma / Manager Company: Shenzhen Jiashibo Electronics Co., Ltd. Address: 3/f, speaker building, Xiange Science and Technology Park,Jiuwei, Xixiang, Bao’an district, Shenzhen, China Phone: +86-755-27508776 Fax: +86-755-27508776 Email: [email protected]

Short Term Confidentiality Request Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and in accordance with the FCC Public notice dated June 15, 2004 (DA 04-1705), we request short term confidentiality prior to marketing the device for the documentation of the following products: FCC ID Model name 2AZFA-WR-028 WR-028 For the products listed above, we request short term confidentiality for all applicable exhibits as there are: • External photos • Internal photos • Test setup photos • User manual The above listed exhibits contain business sensitive information which we wish to keep confidential until the actual marketing of our device, that is planned for: Short term confidentiality release date: < 180 days after issue of grant > If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-09-19 Signature Date Printed Name of Signee / Title: Xiaoyong Ma / Manager Company: Shenzhen Jiashibo Electronics Co., Ltd. Address: 3/f, speaker building, Xiange Science and Technology Park,Jiuwei, Xixiang, Bao’an district, Shenzhen, China Phone: +86-755-27508776 Fax: +86-755-27508776 Email: [email protected]

Label Product Name: Wireless controller For NS Model No.: WR-028 FCC ID: 2AZFA-WR-028

RF EXPOSURE EVALUATION FCC ID: 2AZFA-WR-028 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): Routine SAR evaluation refers to that specifically required by §2.1093, using measurements or computer simulation. When routine SAR evaluation is not required, portable transmitters with output power greater than the applicable low threshold require SAR evaluation to qualify for TCB approval. BLE: Mode Channel (MHz) Maximum output power (dBm) Target Power (dBm) Tune up tolerance (dBm) Max Tune Up Power (dBm) Distanc e (mm) Calcula tion results Limit GFSK 2402 -1.41 -1 ±1 0 5 0.310 3 2441 -1.28 -1 ±1 0 5 0.312 3 2480 -1.77 -1 ±1 0 5 0.315 3 Test Results: PASS.

Antenna size diagram ： Manufacturer:Shenzhen Zhixu Technology Co., LTDAdress: Room 1101, Building A, Guoren Building, No.5, Sci-tech Middle 3 Road, Maling Community, Yuehai Street, Nanshan District, Shenzhen Antenna Type: PCB Antenna Return loss： M1 2_40200( GHz 2_ M2 2_45000( GHz 1_ 9579 U - 10 • IVI .) L40L:JUI ljHZ 、 ｜－ 一－ 9 一－ 8 」一 7 』－ 6 ＼～ 」－ 5 一－ 4 ＼ 一－ 3 ＼ � 也 3/ 一－ 2 飞 也 J/ ,, � Standing-wave ratio： Fre （ MHz ） Eff （ % ） (dB) Gain (dB) 2400 49.27 2.05 2450 43.55 1.29 2500 42.14 1.01 Efficiency/gain ： z 2400. OOOMHz E1 之0 1.0 -0 .5 -2.0 」 4.0 ← 6. 0 阳 8.0 70 2400.000MHz H 2400.000MHz E2 70 9 ’.3 0.3 ,-1 .2 -2.7 ← 4.7 』6.7 1-8.7 2450.000MHz H 10 2450.000MHz E2 9 Directional d iagram： z 9 . 1. 0 0.0 ’5 -3.0 ,-5 .0 ,-7 .0 , -9. 0 70 70 9 70 Directional diagram：

Page 1 of 26 Report No.: 8233EU010207W-AD ANNEX D TEST DATA For Project No.: 8233EU010207W Client: Shenzhen Jiashibo Electronics Co., Ltd. Product Name: Wireless controller For NS Model No.: WR-028 FCC ID: 2AZFA-WR-028 Technology: Bluetooth BLE Test Engineer: Test Date: 2024-09-02 Page 2 of 26 Report No.: 8233EU010207W-AD Test Summary Item Result Duty Cycle Pass Bandwidth Pass Maximum Conducted Output Power Pass Maximum Power Spectral Density Pass Unwanted Emissions In Non-restricted Frequency Bands Pass Page 3 of 26 Report No.: 8233EU010207W-AD 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) 1M SISO 2402 2.094 3.125 67.01 1.74 16.78 2440 2.094 3.125 67.01 1.74 16.78 2480 2.095 3.125 67.04 1.74 16.78 Page 4 of 26 Report No.: 8233EU010207W-AD 1.2 Test Graph 1.2.1 Ant1 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 5 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 6 of 26 Report No.: 8233EU010207W-AD 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 1.016 / Pass 2440 1 1.017 / Pass 2480 1 1.017 / Pass 2.1.2 6dB BW Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 0.648 >=0.5 Pass 2440 1 0.643 >=0.5 Pass 2480 1 0.642 >=0.5 Pass Page 7 of 26 Report No.: 8233EU010207W-AD 2.2 Test Graph 2.2.1 OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 8 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 9 of 26 Report No.: 8233EU010207W-AD 2.2.2 6dB BW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 10 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 11 of 26 Report No.: 8233EU010207W-AD 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit 1M SISO 2402 -1.41 <=30 Pass 2440 -1.28 <=30 Pass 2480 -1.77 <=30 Pass Page 12 of 26 Report No.: 8233EU010207W-AD 3.2 Test Graph 3.2.1 Power 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 13 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 14 of 26 Report No.: 8233EU010207W-AD 4. Maximum Power Spectral Density 4.1 Test Result 4.1.1 PSD Mode TX Type Frequency (MHz) Maximum PSD (dBm/3kHz) Verdict ANT1 Limit 1M SISO 2402 -16.86 <=8 Pass 2440 -16.55 <=8 Pass 2480 -17.00 <=8 Pass Page 15 of 26 Report No.: 8233EU010207W-AD 4.2 Test Graph 4.2.1 PSD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 16 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 17 of 26 Report No.: 8233EU010207W-AD 5. Unwanted Emissions In Non-restricted Frequency Bands 5.1 Test Result 5.1.1 Ref Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) 1M SISO 2402 1 -1.66 2440 1 -1.56 2480 1 -2.23 Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. 5.1.2 CSE Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) Limit (dBm) Verdict 1M SISO 2402 1 -1.66 -21.66 Pass 2440 1 -1.56 -21.56 Pass 2480 1 -2.23 -22.23 Pass Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. Page 18 of 26 Report No.: 8233EU010207W-AD 5.2 Test Graph 5.2.1 Ref 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 19 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 20 of 26 Report No.: 8233EU010207W-AD 5.2.2 CSE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 21 of 26 Report No.: 8233EU010207W-AD 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 22 of 26 Report No.: 8233EU010207W-AD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 23 of 26 Report No.: 8233EU010207W-AD 1M_MCH_2440MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 24 of 26 Report No.: 8233EU010207W-AD 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 25 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 26 of 26 Report No.: 8233EU010207W-AD 1M_HCH_2480MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV --------- End of Report -------

TEST REPORT Report No.: 8233EU010207W Applicant: Shenzhen Jiashibo Electronics Co., Ltd. Address: 3/f, speaker building, Xiange Science and Technology Park,Jiuwei, Xixiang, Bao’an district, Shenzhen, China Product Name: Wireless controller For NS Model No.: WR-028 Trademark: N/A FCC ID: 2AZFA-WR-028 Test Standard(s): 47 CFR Part 15 Subpart C Date of Receipt: Sep. 02, 2024 Test Date: Sep. 02, 2024 – Sep. 10, 2024 Date of Issue: Sep. 19, 2024 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: ____________________ _____________________ Mikey Zhu/ Engineer Sally Zhang/ Manager Page 2 of 33 Report No.: 8233EU010207W TRF No.: FCC Part 15 Subpart C_BLE (A01) Revision Record Report Version Issued Date Description Status V0 Sep. 19, 2024 Original Valid Page 3 of 33 Report No.: 8233EU010207W TRF No.: FCC Part 15 Subpart C_BLE (A01) Table of Contents 1 COVER PAGE .................................................................................................................................... 1 2 GENERAL INFORMATION .......................................................................................................................5 2.1 APPLICANT INFORMATION ...................................................................................................................5 2.2 MANUFACTURER INFORMATION ...........................................................................................................5 2.3 FACTORY INFORMATION ......................................................................................................................5 2.4 GENERAL DESCRIPTION OF E.U.T. ......................................................................................................5 2.5 TECHNICAL INFORMATION OF E.U.T. ...................................................................................................6 3 TEST SUMMARY .......................................................................................................................................7 3.1 TEST STANDARD ................................................................................................................................7 3.2 TEST VERDICT ....................................................................................................................................7 3.3 TEST LABORATORY ............................................................................................................................7 4 TEST CONFIGURATION ...........................................................................................................................8 4.1 TEST ENVIRONMENT ...........................................................................................................................8 4.2 TEST EQUIPMENT ...............................................................................................................................8 4.3 DESCRIPTION OF SUPPORT UNIT .........................................................................................................9 4.4 TEST MODE........................................................................................................................................9 4.5 DESCRIPTION OF CALCULATION ..........................................................................................................9 4.6 MEASUREMENT UNCERTAINTY ......................................................................................................... 10 4.7 DEVIATION FROM STANDARDS ......................................................................................................... 10 4.8 ABNORMALITIES FROM STANDARD CONDITION ................................................................................. 10 5 TEST ITEMS ........................................................................................................................................... 11 5.1 ANTENNA REQUIREMENT .................................................................................................................. 11 5.1.1 Test Requirement ........................................................................................................... 11 5.1.2 Antenna Anti-Replacement Construction ........................................................................ 11 5.1.3 Antenna Gain .................................................................................................................. 11 5.2 CONDUCTED EMISSION AT AC POWER LINE ..................................................................................... 12 5.2.1 Test Requirement ........................................................................................................... 12 5.2.2 Test Setup Diagram ........................................................................................................ 12 5.2.3 Test Procedure ............................................................................................................... 12 5.2.4 Test Data......................................................................................................................... 12 5.3 DTS BANDWIDTH ............................................................................................................................ 15 5.3.1 Test Requirement ........................................................................................................... 15 5.3.2 Test Setup Diagram ........................................................................................................ 15 5.3.3 Test Procedure ............................................................................................................... 15 5.3.4 Test Data......................................................................................................................... 15 5.4 MAXIMUM CONDUCTED OUTPUT POWER .......................................................................................... 16 5.4.1 Test Requirement .................................................…

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