2A4A3-HL3430Wireless Module

HL3430SG WiFi+LCD Module Specification 1. General Description HL3430SG module is a low-power, high-reliability Wi-Fi+LCD module for Smart home appliance products. This module uses BK7256 solution, support 802.11 b/g/n/ax, 1T1R, Wi-Fi antenna using onboard antenna, support URAT interface. This module adopts a single WiFi chip to achieve intelligent functions such as networking and TFT LCD display, which has cost advantages 2. Features 2.1. System Function Main Chipset BK7256 Operating Frequency 2402MHz—2480MHz Wi-Fi Standard IEEE802.11 b/g/n/ax, 1T1R Bluetooth BLE 5.2 Modulation WiFi： 802.11b:DBPSK,DQPSK,CCK for DSSS 802.11g:BPSK,QPSK,16QAM,64QAM for OFDM 802.11n:BPSK,QPSK,16QAM,64QAM for OFDM 802.11ax: BPSK,QPSK,16QAM,64QAM for OFDMA Interface Definition 51Pin LCC Host Interface UART Dimension 35（mm）*18（mm）*3.65(mm）（tolerance +/-0.3） Antenna PCB antenna Operation Temperature 3.3V±0.3V 2.2. Product Picture 2.3. Size & PIN Define SN Definition Description Pin1 GND Ground Pin2 NC Pin3 RGB565_DR3/LCD_RST/I2C0_SCL/GPIO20 LCD interface Pin4 UART0_DL_RX/GPIO10 UART communication and pro gram download Pin5 UART0_DL_TX_GPIO11 UART communication and pro gram download Pin6 UART1_TX/I2C1_SCL/GPIO0 UART debugging interface Pin7 UART1_RX/I2C1_SDA/GPIO1 UART debugging interface Pin8 GND Ground Pin9 GND Ground Pin10 PWM6/GPIO32 Pin11 PWM7/GPIO33 Pin12 CHIP_EN Reset, low voltage enabled, high voltage off Pin13 RGB565_DG4/QSPI_IO1/IrDA/PWM5 LCD interface Pin14 USB_DN/GPIO13 Pin15 USB_DP/GPIO12 Pin16 GPIO Pin17 GPIO27/QSPI_IO3 Pin18 PWM8/GPIO34 Pin19 PWM9/GPIO35 Pin20 PWM10/GPIO36 Pin21 PWM11/GPIO37 Pin22 RGB565_DB0/LCD_D0/GPIO47 LCD interface Pin23 RGB565_DB1/LCD_D1/GPIO46 LCD interface Pin24 PWM1/GPIO7 Pin25 PWM0/GPIO6 Pin26 GPIO5/SPI1_MISO Pin27 GPIO Pin28 GPIO4/SPI1_MOSI Pin29 GPIO3/SPI1_CSN Pin30 GPIO2/SPI1_SCK Pin31 VCC_3V3 Power In Typ：3.3V Pin32 AUDRP Audio positive output Pin33 AUDRN Audio negative output Pin34 RGB565_DR4/LCD_CS/GPIO19 LCD interface Pin35 RGB565_DCLK/SPI0_SCK/GPIO14 LCD interface Pin36 RGB565_DE/SPI0_MOSI_GPIO16 LCD interface Pin37 RGB565_DISP_ON/SPI0_CSN/GPIO15 LCD interface 3. RF Specification number Item for WiFi specification 1 Output power 802.11b CCK 11Mbps：17（typical） 802.11g OFDM [email protected]：14dBm（typical） 802.11n HT20 [email protected]：13dBm（typical） 802.11ax HE20 [email protected]：13dBm（typical） 2 antenna Gain:1dBi efficiency:50% 3 Frequency Range 2402MHz—2480MHz 4 EVM 802.11b, CCK, 11Mbps: 16% 802.11g, OFDM, 54Mbps: ≤-30dB 802.11n, HT20, MCS7: ≤-30dB 802.11ax, HE20, MCS7: ≤-30dB 5 RS 802.11b @ 11Mbps: (Max) : -84dBm , (Typical) : -87dBm (PER<8%) 802.11g @ 54Mbps: (Max.) : -69dBm , (Typical) : -75dBm (PER<10%) 802.11n @ MCS7 (2.4g HT20): (Max) : -67dBm , (Typical) : - 73dBm (PER<10%) 802.11ax @ MCS7 (2.4g HE20): (Max) : -65dBm , (Typical) : - 72dBm (PER<10%) 6 Frequency accuracy ≤15×10 -6 number Item for BLE specification 8 standard BLE 5.2 Pin38 RGB565_HSYNC/SPI0_MISO/GPIO17 LCD interface Pin39 RGB565_VSYNC/GPIO18 LCD interface Pin40 RGB565_DG5/QSPI_IO0/ADC2/PWM4/GPIO24 LCD interface Pin41 GND Pin42 RGB565_DG3/QSPI_IO2/GPIO26 LCD interface Pin43 RGB565_DR0/LCD_RD/QSPI_CSN/ADC3/GPIO23 LCD interface Pin44 RGB565_DR1/LCD_WR/QSPI_CLK/ADC5/GPIO22 LCD interface Pin45 RGB565_DR2/LCD_RS/ADC6/I2C0_SDA/ADC6/GPIO21 LCD interface Pin46 RGB565_DB2/LCD_D2/ADC11/GPIO45 LCD interface Pin47 RGB565_DB3/LCD_D3/ADC10/GPIO44 LCD interface Pin48 RGB565_DB4/LCD_D4/I2C1_SDA/GPIO43 LCD interface Pin49 RGB565_DG0/LCD_D5/I2C1_SCL/GPIO42 LCD interface Pin50 RGB565_DG1/LCD_D6/UART2_TX/GPIO41 LCD interface Pin51 RGB565_DG2/LCD_D7/UART2_RX/GPIO40 LCD interface 9 Frequency Range 2402MHz—2480MHz 10 Data rate 1Mbps,2Mbps 11 modulation GFSK 12 Output power 6dBm（typical） 13 RS BLE1M：-95dBm（typical）; BLE2M：-92dBm（typical） 4. Antenna 4.1. Antenna Characteristic 4.2. Antenna Position Requirements Note： Plan A：WiFi module is placed on the side of the power board. 1. The antenna part extends out of the power board side height, h=7.8mm. 2. Do not enclose the antenna with a metal shell and do not place metal components close to the antenna within 15mm. Plan B：The WiFi module is placed in the power board, and the antenna is hollowed out around. 1. The distance between the antenna and the power board edge, d＞7mm. 2. The antenna part extends out of the power board side height, h=7.8mm. 3. Do not enclose the antenna with a metal shell and do not place metal components close to the antenna within 15mm. FCC&IC regulatory compliance statement FCC Warning： 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. IC Warning: This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation of the device. l'appareil contient des émetteurs/récepteurs exempts de licence qui sont conformes aux CNR exempts de licence d’Innovation, Sciences et Développement économique Canada. L’exploitation est soumise aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. ce matériel est conforme aux limites de dose d'exposition aux rayonnements, CNR-102 énoncée dans un autre environnement.cette eqipment devrait être installé et exploité avec distance m…

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Applicant Declaration Original Issue: Jan. 4, 2021Page 1 of 1QSF27-14-04 Rev 1.4 April 25, 2025 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Hisense Ronshen (Guangdong) Refrigerator Co., Ltd Address No.8 Ronggang Road Ronggui Shunde Foshan Guangdong P.R. China FRN Grantee Code 2A4A3 FCC ID: 2A4A3-HL3430 RuixiaAuthorized Contact Name Huang Contact Phone 86-757-28360159 Contact Email [email protected] I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO 17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc. terms and conditions as specified in the TCB Application Form 731 (QSF27-14-01). Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Link to the Covered List: Covered List Applicant Signature: Date: 2026-4-9 Print Name: Ruixia Huang Title: Engineer *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database 0031763709

FCC COVERED LIST DECLARATION LETTER Page 1 of 1 Revision 1.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Hisense Ronshen (Guangdong) Refrigerator Co., Ltd Address No.8 Ronggang Road Ronggui Shunde Foshan Guangdong P.R. China FRN Grantee Code 2A4A3 FCC ID: 2A4A3-HL3430 Authorized Contact Name Ruixia Huang Contact Phone +86-757-28360159 Contact Email [email protected] Hisense Ronshen (Guangdong) Refrigerator Co., Ltd (“the applicant”) certifies: - 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. - as of the date of the filing of the application, the applicant [is / is not] identified on the Covered list, established pursuant to §1.50002, as an entity producing “covered” equipment. - the software to be loaded prior to marketing of the equipment identified above is not “covered” software manufactured by any entity including predecessors, successors, parents, subsidiaries, affiliates or any entity which has rebranded or relabeled the software produced by the entity(ies) identified on the “Covered List”. - the device is not capable of storing or running software listed on the covered list and therefore is not inherently compliant. NOTE: Justification/evidence explaining how compliance is met must accompany this letter Link to the Covered List: Covered List Applicant Signature: Date: 2026-4-9 Print Name: Ruixia Huang Title: Enginner *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

< Hisense Ronshen (Guangdong) Refrigerator Co., Ltd> Date: 2026.3.23 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID: 2A4A3-HL3430 To whom it may concern: We, the undersigned, hereby authorize Parlam Zhan to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with << Hisense Ronshen (Guangdong) Refrigerator Co., Ltd >>. This authorization is valid until further written notice from the applicant. Name (Printed): Ruixia Huang Title:Engineer Signature: On behalf of Company: Hisense Ronshen (Guangdong) Refrigerator Co., Ltd Telephone: +86-757-28360159

< Hisense Ronshen (Guangdong) Refrigerator Co., Ltd > To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Hisense Ronshen (Guangdong) Refrigerator Co., Ltd No.8 Ronggang Road Ronggui Shunde Foshan Guangdong P.R. 528303, China Regarding: Confidentiality Request regarding application for FCC ID 2A4A3-HL3430 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. Sincerely, Signature: Printed Name (on file with the FCC associated with the Grantee Code): Ruixia Huang Title: Enginner Company Name: Hisense Ronshen (Guangdong) Refrigerator Co., Ltd

Hisense Ronshen (Guangdong) Refrigerator Co., Ltd. Cover Letter-Modular Approval FCC ID: 2A4A3-HL3430 Date: 2026/03/23 Gentlemen: There is a Wireless Module that would like to have your authorization as a modular approval. The specific product as below, radar Module with its designed features and specified description, meets special requirements for Full modular approval on FCC KDB996369 by cross-reference list below. Company Hisense Ronshen (Guangdong) Refrigerator Co., Ltd. Model Name Wireless Module Model Number HL3430SG FCC ID 2A4A3-HL3430 Requirement of FCC KDB996369 Comply（Y/N） 1. The modular transmitter must have its own RF shielding. Y The EUT has its own RF shielding. Please refer to EUT Photos. 2. The modular transmitter must have buffered modulation/data inputs (if such inputs are provided) to ensure that the module will comply with Part 15 requirements under conditions of excessive data rates or over-modulation. Y The EUT uses the chip: BK7256 as an embedded processor to buffer the data. Please refer to Schematics. 3. The modular transmitter must have its own power supply regulation. Y The EUT has its own power supply regulation, The power supply of this module is DC 3.3V. Please refer to User Manual. 4. The modular transmitter must comply with the antenna and transmission system requirements of Sections 15.203, 15.204(b) and 15.204(c). The antenna must either be permanently attached or employ a “unique” antenna coupler (at all connections between the module and the antenna, including the cable). The “professional installation” provision of Section 15.203 is not applicable to modules but can apply to limited modular approvals under paragraph (b) of this section. Y The EUT meets the FCC antenna requirements; The photo of antenna is shown in the test report. 5. The modular transmitter must be tested in a stand-alone configuration, i.e., the module must not be inside another device during testing. Y The EUT was tested with a test cable, see test report and setup photo 6. The modular transmitter must be labeled with its own FCC ID number, and, if the FCC ID is not visible when the module is installed inside another device, then the outside of the device into which the module is installed must also display a label referring to the enclosed module. This exterior label can use wording such as the following: “Contains Transmitter Module FCC ID: 2A4A3-HL3240” or “Contains FCC ID: 2A4A3-HL3240” Any similar wording that expresses the same meaning may be used. The Grantee may either provide such a label, an example of which must be included in the application for equipment authorization, or, must provide adequate instructions along with the module which explain this requirement. In the latter Y Please see exhibition label sample for the FCC ID of this module. And also in the exhibition User’s manual, there are instructions to the OEM on how to label the end product. Hisense Ronshen (Guangdong) Refrigerator Co., Ltd. case, a copy of these instructions must be included in the application for equipment authorization. 7. The modular transmitter must comply with any specific rule or operating requirements applicable to the transmitter and the manufacturer must provide adequate instructions along with the module to explain any such requirements. A copy of these instructions must be included in the application for equipment authorization. Y The EUT is compliant with all applicable FCC rules. Details instructions for maintaining compliance are given in the User Manual. 8. The modular transmitter must comply with any applicable RF exposure requirements. For example, FCC Rules in Sections 2.1091, 2.1093 and specific Sections of Part 15, including 15.319(i), 15.407(f), 15.253(f) and 15.255(g), require that Unlicensed PCS, UNII and millimeter wave devices perform routine environmental evaluation for RF Exposure to demonstrate compliance. In addition, spread spectrum transmitters operating under Section 15.247 are required to address RF Exposure compliance in accordance with Section 15.247(b)(4). Y The EUT complies with RF exposure requirement. Thank you. Sincerely, Print Name: Ruixia Huang Title: Engineer Signature: On behalf of Company: Hisense Ronshen (Guangdong) Refrigerator Co., Ltd. Telephone: 86-757-28362087

Compliance Certification Services (Kunshan) Inc. Page: 1 of 4 External Photos for KSCR2601000159HS Compliance Certification Services (Kunshan) Inc. Page: 2 of 4 EUT Constructional Details (EUT Photos) Compliance Certification Services (Kunshan) Inc. Page: 3 of 4 Compliance Certification Services (Kunshan) Inc. Page: 4 of 4 - End of the Appendix -

Compliance Certification Services (Kunshan) Inc. Page: 1 of 2 Internal Photos for KSCR2601000159HS Compliance Certification Services (Kunshan) Inc. Page: 2 of 2 EUT Constructional Details (EUT Photos) - End of the Appendix -

Report No.: KSCR260100015903 Page: 1 of 12 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 1 Cover Page RF Exposure Evaluation Report Application No.: KSCR2601000159AT FCC ID: 2A4A3-HL3430 Applicant: Hisense Ronshen(Guangdong)Refrigerator Co.,Ltd Address of Applicant: No.8 Ronggang Road Ronggui Shunde Foshan Guangdong P.R.China Manufacturer: Hisense Ronshen(Guangdong)Refrigerator Co.,Ltd Address of Manufacturer: No.8 Ronggang Road Ronggui Shunde Foshan Guangdong P.R.China Equipment Under Test (EUT): EUT Name: Wireless Module Model No.: HL3430SG Trade Mark: Hisense Standard(s) : FCC Rules 47 CFR §2.1091 KDB 447498 D04 interim General RF Exposure Guidance v01 Date of Receipt: 2026-01-16 Date of Test: 2026-01-17 to 2026-02-05 Date of Issue: 2026-02-06 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Report No.: KSCR260100015903 Page: 2 of 12 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 Revision Record Version Description Date Remark 00 Original 2026-02-06 / Authorized for issue by: Tested By Tommie_Tang/Project Engineer Approved By Terry Hou /Reviewer Report No.: KSCR260100015903 Page: 3 of 12 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 2 Contents Page 1 Cover Page .................................................................................................................................. 1 2 Contents ...................................................................................................................................... 3 3 General Information..................................................................................................................... 4 3.1 General Description of E.U.T. ................................................................................................ 4 3.2 Technical Specifications ........................................................................................................ 4 3.3 Separation Distance .............................................................................................................. 5 3.4 Test Location ........................................................................................................................ 6 3.5 Test Facility ........................................................................................................................... 6 4 RF Exposure Test Exemptions ................................................................................................... 7 4.1 FCC RF Exposure Test Exemptions for single RF sources .................................................... 7 4.2 RF Exposure Test Exemptions for Simultaneous Transmission.............................................. 9 5 Asurement and Calculation ....................................................................................................... 11 6 Measurement and Calculation .................................................................................................. 11 6.1 Maximum transmit power .................................................................................................... 11 6.2 RF Exposure Calculation ..................................................................................................... 12 Report No.: KSCR260100015903 Page: 4 of 12 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 3 General Information 3.1 General Description of E.U.T. Power supply: DC 3.3V Test Voltage: DC 3.3V SN.: C80A350D851A Firmware Version: WD.01.06.01.02 3.2 Technical Specifications 2.4GHz WiFi Operation Frequency: 802.11b/g/n(HT20)/ax(HEW20): 2412MHz to 2462MHz Modulation Type: 802.11b: DSSS (DBPSK, DQPSK, CCK); 802.11g/n: OFDM (BPSK, QPSK, 16QAM, 64QAM); 802.11ax: OFDMA (BPSK, QPSK, 16QAM, 64QAM) Number of Channels: 802.11b/g/n(HT20)/ax(HEW20):11 Channel Spacing: 5MHz Antenna Type: PCB Antenna Antenna Gain: 1dBi (Provided by the manufacturer) BLE Operation Frequency: 2402MHz to 2480MHz Modulation Type: GFSK Number of Channels: 40 Channel Spacing: 2MHz Antenna Type: PCB Antenna Antenna Gain: 1dBi (Provided by the manufacturer) Report No.: KSCR260100015903 Page: 5 of 12 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 3.3 Separation Distance Separation distance between the antenna to person (R): ＞20cm Remark: This minimum test separation distance is determined by the smallest distance from the antenna and radiating structures or outer surface of the device, according to the host form factor, exposure conditions and platform requirements, to any part of the body or extremity of a user or bystander. R has been stated in user manual. Report No.: KSCR260100015903 Page: 6 of 12 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 3.4 Test Location All tests were performed at: Compliance Certification Services (Kunshan) Inc. No.10 Weiye Rd, Innovation park, Eco&Tec, Development Zone, Kunshan City, Jiangsu, China. Tel: +86 512 5735 5888 Fax: +86 512 5737 0818 No tests were sub-contracted. Note: 1.SGS is not responsible for wrong test results due to incorrect information (e.g. max. clock frequency, highest internal frequency, antenna gain, cable loss, etc ) is provided by the applicant. (if applicable). 2.SGS is not responsible for the authenticity, integrity and the validity of the conclusion based on results of the data provided by applicant. (if applicable). 3. Sample source: sent by customer. 3.5 Test Facility The test facility is recognized, certified, or accredited by the following organizations: • A2LA (Certificate No. 2541.01) Compliance Certification Services (Kunshan) Inc. is accredited by the American Association for Laboratory Accreditation (A2LA). • FCC (Designation Number: CN1172) Compliance Certification Services (Kunshan) Inc. has been recognized as an accredited testing laboratory. • ISED (CAB Identifier: CN0072) Compliance Certification Services (Kunshan) Inc. has been recognized by Innovation, Science and Economic Development Canada (ISED) as an accredited testing laboratory. Company Number: 2324E • VCCI (Member No:1938) The 3m and 10m Semi-anechoic chamber and Shielded Room of Compliance Certi…

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Antenna Specification Antenna describe; Antenna plate PCB antenna Model HL3430SG Antenna gain 1dBi Frequency range 2402MHz—2480MHz Connector type Direct Manufacturer Hisense Home Appliances Group Co.,Ltd.Qingdao Branch Address Hisense R&D center, #399 Songling Road, Qingdao, Shandong, 266000, China Prototype Status HL3430SG Module Software Version Hardware Version Software: 2_all-app.bin Hardware: V1.0 Project Phase Formal Prototype Tester Zhao Weibing Review - Prototype Status HL3430SG Module 1. Test Items Test on the matching performance and passive performance of the self-developed module antenna of HL3430SG. 2. Test Conclusion The impedance matching of the antenna is good, and the antenna matching components can be removed. 3. Test Equipment RZ1800 Anechoic Chamber + Network Analyzer E5071C (Communication Company), Network Analyzer E5080B Figure 1 Anechoic Chamber Test Picture Figure 1 Anechoic Chamber Test Picture 4. Antenna Impedance Matching Parameters 4.1 Antenna S11 Parameters Figure 2 Antenna S11 4.2 Antenna Input Impedance Figure 3 Antenna Input Impedance 5. Antenna Gain and Efficiency chNo Freq (MHz) Efficiency_Pcent Efficiency_dB Max Gain (dBi) 1 2410 65.94 -1.81 1 2 2420 62.6 -2.03 1 3 2430 62.77 -2.02 1 4 2440 67.2 -1.73 1 5 2450 69.27 -1.59 1 6 2460 71.37 -1.46 1 7 2470 72.65 -1.39 1 8 2480 71.14 -1.48 1 9 2490 69.07 -1.61 1 6. Antenna 3D Radiation Pattern Figure 4 3D Radiation Pattern @2450MHz

Report No.: KSCR260100015901 Page: 1 of 121 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 TEST REPORT Application No.: KSCR2601000159HS FCC ID: 2A4A3-HL3430 Applicant: Hisense Ronshen(Guangdong)Refrigerator Co.,Ltd Address of Applicant: No.8 Ronggang Road Ronggui Shunde Foshan Guangdong P.R.China Manufacturer: Hisense Ronshen(Guangdong)Refrigerator Co.,Ltd Address of Manufacturer: No.8 Ronggang Road Ronggui Shunde Foshan Guangdong P.R.China Equipment Under Test (EUT): EUT Name: Wireless Module Model No.: HL3430SG Trade Mark: Hisense Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2026-01-16 Date of Test: 2026-01-17 to 2026-02-05 Date of Issue: 2026-02-06 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Report No.: KSCR260100015901 Page: 2 of 121 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 Revision Record Version Description Date Remark 00 Original 2026-02-06 / Authorized for issue by: Tested By Tommie_Tang/Project Engineer Approved By Terry Hou /Reviewer Report No.: KSCR260100015901 Page: 3 of 121 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Radiated Emissions which fall in the restricted bands 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2020) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Below 1GHz ANSI C63.10 (2020) Section 6.4,6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Above 1GHz ANSI C63.10 (2020) Section 6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Conducted Output Power ANSI C63.10 (2020) Section 11.9.2 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth ANSI C63.10 (2020) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectrum Density ANSI C63.10 (2020) Section 11.10.3 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement ANSI C63.10 (2020) Section 6.10.4 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2020) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Report No.: KSCR260100015901 Page: 4 of 121 CCSEM-TRF-001 Rev. 03 Dec 18, 2024 3 Contents Page 1 COVER PAGE ..................................................................................................................................... 1 2 Test Summary .................................................................................................................................... 3 3 Contents ............................................................................................................................................ 4 4 General Information........................................................................................................................... 5 4.1 Details of E.U.T. .......................................................................................................................... 5 4.2 Power level setting using in test................................................................................................... 5 4.3 Description of Support Units ........................................................................................................ 5 4.4 Measurement Uncertainty ........................................................................................................... 6 4.5 Test Location .............................................................................................................................. 7 4.6 Test Facility ................................................................................................................................. 7 4.7 Deviation from Standards ............................................................................................................ 7 4.8 Abnormalities from Standard Conditions ...................................................................................... 7 5 Equipment List .......................................................................................................................…

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