2BCXN-F110900001Heated clothes

(Guangzhou Issyzone Tech Co., Limited) Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024-08-02 FCC ID: (2BCXN-F110900001) Ref. #1: Attestation Statements Part 2.911(d)(5)(i) Filing (“Guangzhou Issyzone Tech Co., Limited”) 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. Ref. #2: Attestation Statements Part 2.911(d)(5)(ii) Filing (“Guangzhou Issyzone Tech Co., Limited”) 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. Applicant: Guangzhou Issyzone Tech Co., Limited Address: Unit J101, No. 31-5, Xicha Road, Baiyun District, Guangzhou, China Contact Person: Rui Wang Tel.: Manager Email: [email protected] Sincerely, Signature:

Guangzhou Issyzone Tech Co., Limited Address: Unit J101, No. 31-5, Xicha Road, Baiyun District, Guangzhou, China Date: 2024-08-02 Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements Part 2.911(d)(7) Filing SUBJECT: FCC Application for FCC ID: 2BCXN-F110900001 FRN: 0033851213 (“Guangzhou Issyzone Tech Co., Limited”) certifies that, as of the date of the filing of the application, Bouge Tech Inc. is our designated U.S. agent for service of process for the above referenced FCC ID. (“Guangzhou Issyzone Tech Co., Limited”) 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. Bouge Tech Inc accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: Bouge Tech Inc Address: 457 E MCGLINCY LN, CAMPBELL, CA 95008 FRN: 0033768409 Contact Person: Jason Zheng Email: [email protected] Sincerely, Signed on behalf of Guangzhou Issyzone Tech Co., Limited Signed on behalf of Bouge Tech Inc Name: Rui Wang Name: Jason Zheng Title: Manager Title: GM Date: 2024-08-02 Date: 2024-08-02

Guangzhou Issyzone Tech Co., Limited Date:2024-08-02 Product Model Number: F1109-00001, F1109-0XXXY (X stand 0-9, Y stand 1-9, stand for different client’s number) FCC ID: 2BCXN-F110900001 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following: • Testing • Approval applications and procedures We declare that ORGANIZATION. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by ORGANIZATION. on our behalf shall have the same effect as acts of our own. By: Contact Listed on FCC Wesbite Title: Manager Email: [email protected] Telephone: 0755-23575384 On behalf of: Guangzhou Issyzone Tech Co., Limited

Guangzhou Issyzone Tech Co., Limited Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: August 2, 2024 Subject; Request for Confidentiality FCC ID: 2BCXN-F110900001 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 Parts List Operational Description Tune-up Procedure Software Security Requirements for UNII devices 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 pursuant to 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: Rui Wang Title: Manager

Guangzhou Issyzone Tech Co., Limited Declaration on Model Differences We, Guangzhou Issyzone Tech Co., Limited Unit J101, No. 31-5, Xicha Road, Baiyun District, Guangzhou, China Declare that the following product(s): Product Name: Heated clothes Model No.: F1109-00001, F1109-0XXXY (X stand 0-9, Y stand 1-9, stand for different client’s number) FCC ID: 2BCXN-F110900001 Utilize the identical circuit design, PCB layout, shielding and interface with (F1109-00001), only differ in model name. Therefore this application can be regarded as identical in performance to the submitted test sample. The manufacturer would take all the responsibilities for the above product(s). For and on behalf of Guangzhou, China Authorized person Location Name: Rui Wang Position: Manager Date of issue: 2024-0 8-02 *I hereby declare that I am entitled to sign on behalf of the applicant and that the information supplied is correct and complete.

AntennaSpecification Specifications Summary ITEMSPEC. ModelNameIBM2.4GHz CenterFrequency2402MHz 2441MHz 2480MHz 2.24dBi 2.20dBi 1.81dBi MAX.GAIN2.24dBi PolarizationHorizontal AzimuthBeamPatternOmni-directional Impedance50Ω AntennaLength 9.15 mm AntennaPhoto&Length(mm) 1.Mainantenna:2402MHz (greenline:horizontalpower) (redline:verticalpower) 1.1Horizontal Frequency(MHZ): 2402 AntennaPolarity: Horizontal MaximumValue(dBi):2.24 AverageGain(dBi):-2.48 MinimumGain(dBi):-55.18 1.2Vertical Frequency(MHZ):2402AntennaPolarity:Vertical MaximumValue(dBi):-4.51 AverageGain(dBi):-8.98 MinimumGain(dBi):-62.3 2.Mainantenna:2441MHz 2.1Horizontal Frequency(MHZ):2441AntennaPolarity:Horizontal MaximumValue(dBi):2.20 AverageGain(dBi):-2.44 MinimumGain(dBi):-64.78 2.2Vertical Frequency(MHZ):2441AntennaPolarity:Vertical MaximumValue(dBi):-4.29 AverageGain(dBi):-8.41 MinimumGain(dBi):-47.4 2.Mainantenna:2480MHz 2.1Horizontal Frequency(MHZ):2480AntennaPolarity:Horizontal MaximumValue(dBi):1.81 AverageGain(dBi):-4.34 MinimumGain(dBi):-55.4 2.2Vertical Frequency(MHZ):2480AntennaPolarity:Vertical MaximumValue(dBi):-4.95 AverageGain(dBi):-14.06 MinimumGain(dBi):-64.00

Page 1 of 5 Report No.: 8231EU010104W-AB ANNEX B EXTERNAL PHOTOS PHOTO 1 PHOTO 2 Page 2 of 5 Report No.: 8231EU010104W-AB PHOTO 3 PHOTO 4 Page 3 of 5 Report No.: 8231EU010104W-AB PHOTO 5 PHOTO 6 Page 4 of 5 Report No.: 8231EU010104W-AB PHOTO 7 PHOTO 8 Page 5 of 5 Report No.: 8231EU010104W-AB PHOTO 9 PHOTO 10 --- End ---

Label Location On EUT Label Sizes : 45mm*50mm

Page 1 of 2 Report No.: 8231EU010104W-AC ANNEX C INTERNAL PHOTOS PHOTO 1 PHOTO 2 PCB Antenna Page 2 of 2 Report No.: 8231EU010104W-AC PHOTO 3 --- End ---

RF EXPOSURE EVALUATION FCC ID: 2BCXN-F110900001 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. Channel (MHz) Maximum output power (dBm) Tune up tolerance (dBm) Max Tune Up Power (dBm) Distance (mm) Calculation results Limit Operating Mode 2402 -7.95 -7.95±1 -6.95 5 0.063 3 BLE 2440 -7.75 -7.75±1 -6.75 5 0.066 3 2480 -8.10 -8.10±1 -7.10 5 0.061 3 Test Results: PASS.

TEST REPORT Report No.: 8231EU010104W Applicant: Guangzhou Issyzone Tech Co., Limited Address: Unit J101, No. 31-5, Xicha Road, Baiyun District, Guangzhou, China Product Name: Heated clothes Model No.: F1109-00001 (refer to clause 2.4) Trademark: FCC ID: 2BCXN-F110900001 Test Standard(s): 47 CFR Part 15 Subpart C Date of Receipt: Jul. 01, 2024 Test Date: Jul. 01, 2024 – Jul. 24, 2024 Date of Issue: Aug. 01, 2024 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: ____________________ _____________________ Mikey Zhu/ Engineer Sally Zhang/ Manager Page 2 of 32 Report No.: 8231EU010104W TRF No.: FCC Part 15.247_BLE (A01) Revision Record Report Version Issued Date Description Status V0 Aug. 01, 2024 Original Valid Page 3 of 32 Report No.: 8231EU010104W TRF No.: FCC Part 15.247_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 MEASUREMENT UNCERTAINTY ........................................................................................................... 9 4.6 DEVIATION FROM STANDARDS ........................................................................................................... 9 4.7 ABNORMALITIES FROM STANDARD CONDITION ................................................................................... 9 5 TEST ITEMS ........................................................................................................................................... 10 5.1 ANTENNA REQUIREMENT .................................................................................................................. 10 5.1.1 Test Requirement .............................................................................................................. 10 5.1.2 Antenna Anti-Replacement Construction .......................................................................... 10 5.1.3 Antenna Gain .................................................................................................................... 10 5.2 CONDUCTED EMISSION AT AC POWER LINE ..................................................................................... 11 5.2.1 Test Requirement .............................................................................................................. 11 5.2.2 Test Setup Diagram .......................................................................................................... 11 5.2.3 Test Procedure .................................................................................................................. 11 5.2.4 Test Data ........................................................................................................................... 11 5.3 OCCUPIED BANDWIDTH ................................................................................................................... 14 5.3.1 Test Requirement .............................................................................................................. 14 5.3.2 Test Setup Diagram .......................................................................................................... 14 5.3.3 Test Procedure .................................................................................................................. 14 5.3.4 Test Data ........................................................................................................................... 14 5.4 MAXIMUM CONDUCTED OUTPUT POWER .......................................................................................... 15 5.4.1 Test Requirement .............................................................................................................. 15 5.4.2 Test Setup Diagram ................................................................…

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Page 1 of 24 Report No.: 8231EU010104W-AD ANNEX D TEST DATA For Project No.: 8231EU010104W Client: Guangzhou Issyzone Tech Co., Limited Product Name: Heated clothes Model No.: F1109-00001 FCC ID: 2BCXN-F110900001 Technology: Bluetooth BLE Test Engineer: Test Date: 2024-07-12 Page 2 of 24 Report No.: 8231EU010104W-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 24 Report No.: 8231EU010104W-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 3.124 67.03 1.74 16.78 2440 2.094 3.124 67.03 1.74 16.78 2480 2.094 3.125 67.01 1.74 16.78 Page 4 of 24 Report No.: 8231EU010104W-AD 1.2 Test Graph 1.2.1 Ant1 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 5 of 24 Report No.: 8231EU010104W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 6 of 24 Report No.: 8231EU010104W-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 1.014 / Pass 2440 1 1.014 / Pass 2480 1 1.014 / Pass 2.1.2 6dB BW Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 0.642 >=0.5 Pass 2440 1 0.642 >=0.5 Pass 2480 1 0.639 >=0.5 Pass Page 7 of 24 Report No.: 8231EU010104W-AD 2.2 Test Graph 2.2.1 OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 8 of 24 Report No.: 8231EU010104W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 9 of 24 Report No.: 8231EU010104W-AD 2.2.2 6dB BW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 10 of 24 Report No.: 8231EU010104W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 11 of 24 Report No.: 8231EU010104W-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 -7.95 <=30 Pass 2440 -7.75 <=30 Pass 2480 -8.10 <=30 Pass Page 12 of 24 Report No.: 8231EU010104W-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 -23.45 <=8 Pass 2440 -23.33 <=8 Pass 2480 -23.41 <=8 Pass Page 13 of 24 Report No.: 8231EU010104W-AD 4.2 Test Graph 4.2.1 PSD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 14 of 24 Report No.: 8231EU010104W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 15 of 24 Report No.: 8231EU010104W-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 -8.32 2440 1 -8.01 2480 1 -8.52 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 -8.32 -28.32 Pass 2440 1 -8.01 -28.01 Pass 2480 1 -8.52 -28.52 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 16 of 24 Report No.: 8231EU010104W-AD 5.2 Test Graph 5.2.1 Ref 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 17 of 24 Report No.: 8231EU010104W-AD 1M_HCH_2480MHz_Ant1_NTNV Page 18 of 24 Report No.: 8231EU010104W-AD 5.2.2 CSE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 19 of 24 Report No.: 8231EU010104W-AD 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 20 of 24 Report No.: 8231EU010104W-AD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 21 of 24 Report No.: 8231EU010104W-AD 1M_MCH_2440MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 22 of 24 Report No.: 8231EU010104W-AD 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 23 of 24 Report No.: 8231EU010104W-AD 1M_HCH_2480MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 24 of 24 Report No.: 8231EU010104W-AD 1M_HCH_2480MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV --------- End of Report -------

Page 1 of 2 Report No.: 8231EU010104W-AA ANNEX A TEST SETUP PHOTOS PHOTO 1 Photo of Power Line Conducted Emission Test PHOTO 2 Photo of Radiated Emission Test (below 1GHz) Page 2 of 2 Report No.: 8231EU010104W-AA PHOTO 3 Photo of Radiated Emission Test (above 1GHz) --- End ---