2ADAP-GRJWB05JWiFi Module

WiFi Module Manual Model: GRJWB05-J FCC ID：2ADAP-GRJWB05J IC：12478A-GRJWB05J Gree Electric Appliances, Inc. of Zhuhai ●Please read this manual carefully before operation and keep it well for future reference. ●Due to product improvement, Gree reserves the right to change contents of this manual without prior notice. ●Gree Electric Appliances, Inc. of Zhuhai reserves the final right to interpret this manual. WiFi Module User Manual 1 1、General Functions The wireless module complies with IEEE 802.11 b/g/n standard and it can achieve up to a speed of 65Mbps with single stream in 802.11n , 54Mbps as specified in IEEE 802.11g, or 11Mbps for IEEE 802.11b to connect to the wireless LAN.This compact module is a total solution for a combination of Wi-Fi 802.11b/g/n technologies with Microcontroller Processor. The main control chip of this module is highly integrated with Bluetooth low-power controller, with UART interface. It combines Bluetooth protocol, BLE baseband, MODEM and BLE RF-IN chips. It also supports GATT-based applications and MESH device applications based on BLE users, and supports Bluetooth 4.2 low power consumption. This compact module is a total solution for a combination of Wi-Fi 802.11b/g/n technologies with Microcontroller Processor. The module is specifically developed for embedded system devices. Detailed Instruction of WiFi Module. WiFi Module User Manual 2 2、Technique Parameters Table1. Module Parameters Categories Feature parameters Wireless specification Operating Bands FCC:2412 MHz to 2462 MHz for 802.11b/g/n(HT20) RED:2412MHz to 2472 MHz for 802.11b/g/n(HT20) 2402MHz to 2480 MHz for BLE Protocol IEEE 802.11 b/g/n frequency modulation mode CCK、OFDM、GFSK Receive Sensitivity 802.11b<-90.5dBm@11Mbps 802.11g<-77.5dBm@54Mbps 802.11n<-72dBm@MCS7 Data Rate WIFI: 802.11b：1/2/5.5/11 Mbps 802.11g：6/9/12/18/24/36/48/54 Mbps 802.11n(HT20):6.5/13/19.5/26/39/52/58.5/65 Mbps BLE rate: 1 Mbps Antenna gain 1.57 dBi Impedance 50-Ohm electrical specification Supply Voltage +5V Connect Internal Antenna physical Dimensions 42.6mm×25mm±0.2mm WiFi Module User Manual 3 Operating Temperature -- 0-50 deg C. 3、Circuit Description WIFI module has an independent power management system, and the system provides a high quality of power supply for the whole module. The Excellent matching circuit in RF-Front ensures that the signal has minimal signal loss and radiation. Oscillator Y1 provides the IC U1 with the required oscillation frequency to enable the IC U1 to work normally. The IC U1 provides the interfaces for a variety of peripherals (Timer, PWM, Interrupt, AD, the Debug) from the module to the baseboard. Each peripheral that connects to the MCU I/O pins can choose between two different I/O pin locations with the provided flexibility in various applications. Hereby, [Name of manufacturer], declares that this [type of equipment] is in compliance with the essential requirements and other relevant provisions of RE Directive 2014/53/EU. A copy of the full DoC is attached. Transmit frequency of EU: WIFI: 2412-2472MHz BLE: 2402-2480MHz Maximum transmit power: <20dBm WiFi Module User Manual 4 4、Pin Definition Figure2. Pin Definition Table2. Pin Definition PIN Name Mode 1 VCC +5V 2 TX UART_TX 3 RX UART_RX 4 GND Ground Caution: The user is cautioned that changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. WiFi Module User Manual 5 FCC KDB 996369 D03 for module certification: 1. List of applicable FCC rules and Canada rules: The module complies with FCC Part 15.247, and Canada RSS-247. 2. Summarize the specific operational use conditions: The module has been certified for Fix/Mobile applications. The host product operating conditions must be such that there is a minimum separation distance of 20 cm (or possibly greater than 20 cm) between the antenna radiating structures and nearby persons. The host manufacturer is obligated to confirm the use conditions of the host product to ensure that distance specified in the instructions is met. In this case the host product is classified as either a mobile device or a fixed device for RF exposure purposes. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. 3. Limited module procedures: Not applicable. 4. Trace antenna designs: Not applicable. 5. RF exposure considerations: This equipment complies with FCC’s and IC’s RF radiation exposure limits set forth for an uncontrolled environment. The antenna(s) used for this transmitter must be installed and operated to provide a separation distance of at least 20 cm from all persons and must not be collocated or operating in conjunction with any other WiFi Module User Manual 6 antenna or transmitter. Installers must ensure that 20cm separation distance will be maintained between the device and users. DÉCLARATION D’IC SUR L’EXPOSITION AUX RADIATIONS: Cet appareil est conforme aux limites d’exposition au rayonnement RF stipulées par la FCC et l’IC pour une utilisation dans un environnement non contrôlé. Les antennes utilisées pour cet émetteur doivent être installées et doivent fonctionner à au moins 20 cm de distance des utilisateurs et ne doivent pas être placées près d’autres antennes ou émetteurs ou fonctionner avec ceux-ci. Les installateurs doivent s’assurer qu’une distance de 20 cm sépare l’appareil des utilisateurs. Note: the OEM product manuals must include a statement in order to alert the users of FCC RF exposure compliance. 6. Antennas: Type Gain Impedance Application Min Separation PCB type Antenna 1.57 dBi 50Ω Fixed 20 cm The antenna is permanently attached, can’t be replaced. 7. Label and compliance information: 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 u…

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Form: RFT-AMER-TCB-OP-19oRevision:1Page 1 of 1 Date: 1/25/2023 GreeElectricAppliances,Inc .ofZhuhai Attention:ApplicationExaminer Re: Certificationdesignatinga U.S. agent for serviceof processpursuantto section2.911(d)(7)of the FCC rules To whom it may concern, This letter is to confirmboth TianHengConsulting,LLC (“Agent ”) and GreeElectricAppliances,Inc.of Zhuhai(“Applicant”) acknowledgeconsentto obligationsof each party pursuantto 47 CFR part §2.911(d)(7) of the FCC rules in regard to the agent for serviceof process. I [Linda Li] HEREBYCERTIFYTHATI am authorizedto make the representationsabove on behalf of the Applicant.I furtheracknowledgethe requirementto maintainan agent extendsfor no less than one year after the terminationof all marketingand importationor the conclusionof and commission-relatedproceeding involvingthe equipmentand agree to immediatelynotify the FCC and Intertekif there is any changein the status identifiedabove. Applicant CompanyName:GreeElectricAppliances,Inc.ofZhuhai ContactName: Linda Li Address: Jinji West Rd,Qianshan,Zhuhai,GuangdongP.R.ChinaZhuhai,519070,China TelephoneNo: 86+756-8522587 Email: [email protected] FCC ID:2ADAP-GRJWB05J ApplicantFRN: 0023963978 Signature: ____________________________________ Date: ___________2023/04/21_________________________ IHualingDongHEREBYCERTIFYTHATI am authorizedto make the representations above on behalf of the Agent.I consentto the obligationto accept serviceof processon behalf of the applicantin regard to the FCC ID designatedabove. Agent CompanyName: TianHengConsulting,LLC ContactName: HualingDong Address: 392 AndoverStreet, Wilmington,MA 01887,UnitedStates TelephoneNo: +1 617-997-4010 Email: [email protected] Agent FRN: 0033401258 Signature: ____________________________________ Date: ____________________________________ Hualing Dong, President May 15, 2023

Form:RFT-AMER-TCB-OP-19nRevision:1Page 1 of 1 Date:1/25/2023 GreeElectricAppliances,Inc.ofZhuhai Attention:ApplicationExaminer Re:CoveredList,locatedathttps://www.fcc.gov/supplychain/coveredlistand47CFRparts§2.903and §2.911(d)(5)(ii)oftheFCCrules Applicant: GreeElectricAppliances,Inc.ofZhuhai FCCID:2ADAP-GRJWB05J Towhomitmayconcern, GreeElectricAppliances,Inc.ofZhuhai (“Applicant”)certifiesthattheequipmentforwhichauthorization issoughtisnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto47 CFRpart§2.903oftheFCCrulesanddoesnotoriginatedirectlyorindirectlyfromanycompanynamedon thecoveredlistlocatedinthelinkaboveoranysubsidiaryoraffiliatethereof. Applicantfurthercertifiesthat,asofthedateofthefilingoftheapplication,theApplicantisnotidentifiedon theCoveredListasanentityproducing“covered”equipmentandisnotasubsidiaryoraffiliateofanysuch entitypursuantto47CFRpart§1.50002andrequiredby47CFRpart§2.911(d)(5)(ii)oftheFCCrules. IHEREBYCERTIFYTHATIamauthorizedtomaketherepresentationsaboveonbehalfoftheApplicant andagreetoimmediatelynotifyIntertekifthereisanychangeinthestatusidentifiedabove. ______________________________ [SignatureofauthorizedProprietor,PartnerorAuthorizedOfficer] [PrintedName] LindaLi [Title]CertificationEngineer [Companyname]GreeElectricAppliances,Inc.ofZhuhai [Date]2023/04/21

Modular Approval Request Letter Gree Electric Appliances, Inc. of Zhuhai +86-756-8522587 Jinji West Rd, Qianshan, Zhuhai, Guangdong,519070, P. R. China Product Name: WiFi module Model Number: GRJWB05-J FCC ID: 2ADAP-GRJWB05J Date: 2023-04-13 Requirement of Public Notice DA00‐1407 / part 15.212 1. The modular transmitter must have its own RF shielding. Yes. The module has its own RF shielding. 2. The modular transmitter must have buffered modulation/data inputs. Yes We have total control of the design and the data protocol through IC Chip “U1 RTL8720CF”. The radio IC we use complies with FCC part 15. 3. The modular transmitter must have its own power supply regulation. Yes The module have a power conversion and voltage regulator design 4. The modular transmitter must comply with the antenna requirements of Section 15.203 and 15.204(c). Yes. The antenna is a PCB antenna which is permanently attached. 5. The modular transmitter must be tested in a stand‐alone configuration, i.e., the module must not be inside another device during testing. Yes This module is always powered by 5Vdc. The module is used in the same manner during testing and end product usage. 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. Yes This module will be labelled with its FCC ID number and IC number. When the module is installed in our products and it is not visible, an external label will be applied which refer to the modules FCC ID number and IC number inside. 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. Yes. This module will only be used in our own specific products which are controlled by our own requirement specifications. The user manuals o f host are provided to provide the instruction to meet the equipment authorization 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). Yes. The module installed in specific host which is instructed the user to install the host with more than 20cm from the user. This module is only used in our own specific products and not for OEM market. And the RF Exposure we have been prepared. Thank you. Sincerely, Linda Li Title: Certification Engineer Gree Electric Appliances, Inc. of Zhuhai

Gree Electric Appliances, Inc. of Zhuhai 2022/12/05 Federal Communications Commission 445 12 th Street SW Washington, DC 20554 Subject: Limited Agency Agreement Gree Electric Appliances,Inc.of Zhuhai FCC ID: 2ADAP-GRJWB05J To Whom It May Concern: We, (Gree Electric Appliances, Inc.of Zhuhai), hereby authorized Intertek Testing Services Shenzhen Ltd. Guangzhou Branch to act as our Agent for the purpose of preparing application for FCC ID number (2ADAP-GRJWB05J) under all applicable parts of the FCC rules and regulations. The effective date of this limited agency agreement is 2022/12/05. The Limited Agency Agreement expires on 2023/05/30, unless sooner terminated or extended by written notice to Intertek Testing Services Shenzhen Ltd. Guangzhou Branch and the Federal Communications Commission. This is to advise that we are in full compliance with the Anti-Drug Abuse Act. The applicant is not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 U.S.C. 862, and no party to the application is subject to a denial of federal benefits pursuant to that section. If you have any questions or comments, please do not hesitate to contact me. Sincerely, [Signature] [Printed Name]: Linda Li [Type Title]: Certification Engineer

1(1) Gree Electric Appliances, Inc. of Zhuhai [2022-12-05] Attention: Application Examiner RE: Request for Confidentiality Applicant: Gree Electric Appliances, Inc. of Zhuhai FCC ID: 2ADAP-GRJWB05J To Whom It May Concern: Permanent Confidentiality Request is hereby submitted by {Gree Electric Appliances, Inc. of Zhuhai] to withhold permanently from public review certain portions of the application for equipment certification for the referenced FCC identifiers. This request for confidentiality is made pursuant to 47 CFR 0.457(d) and 0.459 of the FCC Rules. In particular, the following sections of the application are to be kept permanently confidential: • Schematics • Detailed Block Diagrams • Detailed Operational/Functional Description Rationale for request for confidentiality: [Gree Electric Appliances, Inc. of Zhuhai] has invested considerable time and materials in research and development to produce the referenced product. If you have questions or need further information, please contact the undersigned. Sincerely, [Signature] Linda Li Certification Engineer [Gree Electric Appliances, Inc. of Zhuhai]

Size：16mm X 13mm

Intertek Testing Services Shenzhen Ltd. Guangzhou Branch Room 02, & 101/E201/E301/E401/E501/E601/E701/E801 of Room 01 1-8/F., No. 7-2. Caipin Road, Science City, GETDD, Guangzhou, Guangdong, China Job No.: 221117105GZU FCC ID: 2ADAP-GRJWB05J Version: 06 November 2020 Page 1 of 3 FCC simultaneously transmitter-Mobile (MPE) RF Exposure Compliance Requirement Model no.: GRJWB05-J 1. Standard requirement 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 limit for maximum permissible exposure. In accordance with 47 CFR FCC Part 2 Subpart J, section 2.1091 this device has been defined as a mobile device whereby a distance of 0.2m normally can be maintained between the user and the device. (a) 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 Times ׀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 2 )* 6 30-300 61.4 0.163 1.0 6 300-1500 -- -- f/300 6 1500-100000 -- -- 5 6 (b) 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 Times ׀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 2 )* 30 30-300 27.5 0.073 0.2 30 300-1500 -- -- F/1500 30 1500-100000 -- -- 1.0 30 Note: f=frequency in MHz; *Plane-wave equivalent power density Intertek Testing Services Shenzhen Ltd. Guangzhou Branch Room 02, & 101/E201/E301/E401/E501/E601/E701/E801 of Room 01 1-8/F., No. 7-2. Caipin Road, Science City, GETDD, Guangzhou, Guangdong, China Job No.: 221117105GZU FCC ID: 2ADAP-GRJWB05J Version: 06 November 2020 Page 2 of 3 FCC simultaneously transmitter-Mobile (MPE) 2. MPE Calculation Method E (V/m)=(30*P*G) 0.5 /d Power Density: Pd(W/m 2 )=E 2 /377 E=Electric Field (V/m) P=Peak 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= (30*P*G)/(377*d 2 ) From the peak 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. 3. Calculated Result and Limit BLE: Output Power = 9 dBm (max.value declared by client), antenna gain = 1.57dBi Frequency (MHz) Antenna Gain (Numeric) Peak Output Power (dBm) Peak Output Power (mW) Power Density (S) (mW/cm 2 ) Limit of Power Density (S) (mW/cm 2 ) Test Result 2402-2480 1.57 9 7.94 0.00227 1 Complies MPE ratio: 0.00227 (mW/cm2)/1(mW/cm2) = 0.00227 WIFI: Output Power = 18 dBm(max.value declared by client), antenna gain = 1.57dBi Frequency (MHz) Antenna Gain (Numeric) Peak Output Power (dBm) Peak Output Power (mW) Power Density (S) (mW/cm 2 ) Limit of Power Density (S) (mW/cm 2 ) Test Result 2412-2462 1.57 18 63.10 0.01802 1 Complies MPE ratio: 0.01802 (mW/cm 2 )/1(mW/cm 2 ) = 0.01802 Intertek Testing Services Shenzhen Ltd. Guangzhou Branch Room 02, & 101/E201/E301/E401/E501/E601/E701/E801 of Room 01 1-8/F., No. 7-2. Caipin Road, Science City, GETDD, Guangzhou, Guangdong, China Job No.: 221117105GZU FCC ID: 2ADAP-GRJWB05J Version: 06 November 2020 Page 3 of 3 FCC simultaneously transmitter-Mobile (MPE) Sum of the MPE ratio for all simultaneously transmitting antennas: 0.00227+0.01802 = 0.02029 < 1 According to MPE test Exclusion condition in KDB 447498 (D01) General RF Exposure Guidance D01 v06, the MPE report is not required. Test Location: Intertek Testing Services Shenzhen Ltd. Guangzhou Branch All tests were performed at: Room102/104, No 203, KeZhu Road, Science City, GETDD Guangzhou, China

Gree Electric Appliances, Inc. of Zhuhai TEST REPORT SCOPE OF WORK EMC TESTING–GRJWB05-J REPORT NUMBER 221117105GZU-001 ISSUE DATE [REVISED DATE] 26-April-2023 [---------------------] PAGES 69 DOCUMENT CONTROL NUMBER FCC ISED WIFI-c © 2021 INTERTEK TEST REPORT Room 02, & 101/E201/E301/ E401/E501/E601/E701/E801 of Room 01 1-8/F., No. 7-2. Caipin Road, Science City, GETDD, Guangzhou, Guangdong, China Telephone: +86 20 8213 9688 Facsimile: +86 20 3205 7538 www.intertek.com.cn This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. Intertek Testing Services Shenzhen Ltd. Guangzhou Branch Room 02, & 101/E201/E301/E401/E501/E601/E701/E801 of Room 01 1-8/F., No. 7-2. Caipin Road, Science City, GETDD, Guangzhou, Guangdong, China Version: 14 December 2022 Page 2 of 69 FCC ISED WIFI-c Applicant Name & Address : Gree Electric Appliances, Inc. of Zhuhai Jinji West Rd, Qianshan, Zhuhai, Guangdong, P.R.China Manufacturing Site : Same as applicant Intertek Report No: 221117105GZU-001 FCC ID: 2ADAP-GRJWB05J ISED ID: 12478A-GRJWB05J Test standards 47 CFR PART 15 Subpart C: 2021 section 15.247 RSS-247 Issue 2: February 2017 RSS-Gen Issue 5: April 2018+A1: March 2019+A2: February 2021 Sample Description Product : WiFi Module Model No. : GRJWB05-J Electrical Rating : 5Vdc Serial No. : Test sample 1 Date Received : 17 November 2022 Date Test Conducted : 14 December 2022-27 December 2022 Prepared and Checked By Dean Liu Project Engineer Approved By: Strong Yao Manager TEST REPORT Intertek Report No.: 221117105GZU-001 Version: 14 December 2022 Page 3 of 69 FCC ISED WIFI-c CONTENT TEST REPORT ........................................................................................................................... 1 CONTENT ............................................................................................................................. 3 1.0 TEST RESULT SUMMARY ............................................................................................ 4 2.0 GENERAL DESCRIPTION .............................................................................................. 5 2.1 PRODUCT DESCRIPTION ........................................................................................................ 5 2.2 RELATED SUBMITTAL(S) GRANTS ............................................................................................ 5 2.3 TEST METHODOLOGY ........................................................................................................... 6 2.4 TEST FACILITY ...................................................................................................................... 6 3.0 SYSTEM TEST CONFIGURATION .................................................................................. 6 3.1 JUSTIFICATION ..................................................................................................................... 6 3.2 EUT EXERCISING SOFTWARE.................................................................................................. 7 3.3 SPECIAL ACCESSORIES ........................................................................................................... 7 3.4 MEASUREMENT UNCERTAINTY ............................................................................................... 7 3.5 EQUIPMENT MODIFICATION .................................................................................................. 8 3.6 SUPPORT EQUIPMENT LIST AND DESCRIPTION .......................................................................... 8 4.0 MEASUREMENT RESULTS ......................................................................................... 10 4.1 ANTENNA REQUIREMENT .................................................................................................... 10 4.2 6 DB BANDWIDTH (DTS BANDWIDTH) .................................................................................. 12 4.3 DUTY CYCLE ...................................................................................................................... 23 4.4 MAXIMUM AVERAGE CONDUCTED OUTPUT POWER ................................................................ 26 4.4 PEAK POWER SPECTRAL DENSITY .......................................................................................... 28 4.5 OUT OF BAND CONDUCTED EMISSIONS ................................................................................. 34 4.6 OUT OF BAND RADIATED EMISSIONS .................................................................................... 42 4.7 RADIATED EMISSIONS IN RESTRICTED BANDS .......................................................................... 42 4.8 BAND EDGES REQUIREMENT ................................................................................................ 60 4.9 CONDUCTED EMISSION TEST ................................................................................................ 65 5.0 TEST EQUIPMENT LIST ............................................................................................. 68 TEST REPORT Intertek Report No.: 221117105GZU-001 Version: 14 December 2022 Page 4 of 69 FCC ISED WIFI-c 1.0 TEST RESULT SUMMARY Test Item Test Require…

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Gree Electric Appliances, Inc. of Zhuhai TEST REPORT SCOPE OF WORK EMC TESTING–GRJWB05-J REPORT NUMBER 221117105GZU-002 ISSUE DATE [REVISED DATE] 26-April-2023 [---------------------] PAGES 38 DOCUMENT CONTROL NUMBER FCC BT 4.0- f © 2017 INTERTEK TEST REPORT Room 02, & 101/E201/E301/ E401/E501/E601/E701/E801 of Room 01 1-8/F., No. 7-2. Caipin Road, Science City, GETDD, Guangzhou, Guangdong, China Telephone: +86 20 8213 9688 Facsimile: +86 20 3205 7538 www.intertek.com.cn This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. Intertek Testing Services Shenzhen Ltd. Guangzhou Branch Room 02, & 101/E201/E301/E401/E501/E601/E701/E801 of Room 01 1-8/F., No. 7-2. Caipin Road, Science City, GETDD, Guangzhou, Guangdong, China Version: 14 December 2022 Page 2 of 38 FCC BT 4.0-f Applicant Name & Address : Gree Electric Appliances, Inc. of Zhuhai Jinji West Rd, Qianshan, Zhuhai, Guangdong, P.R.China Manufacturing Site : Same as applicant Intertek Report No: FCC ID: 221117105GZU-002 2ADAP-GRJWB05J Test standards 47 CFR PART 15 Subpart C: 2021 section 15.247 Sample Description Product : WiFi Module Model No. : GRJWB05-J Electrical Rating : 5Vdc Serial No. : Test sample 1 Date Received : 17 November 2022 Date Test Conducted : 14 December 2022-27 December 2022 Prepared and Checked By Dean Liu Project Engineer Approved By: Strong Yao Manager TEST REPORT Intertek Report No.: 221117105GZU-002 Version: 14 December 2022 Page 3 of 38 FCC BT 4.0-f CONTENT TEST REPORT ........................................................................................................................... 1 CONTENT ............................................................................................................................. 3 1.0 TEST RESULT SUMMARY ............................................................................................ 4 2.0 GENERAL DESCRIPTION .............................................................................................. 5 2.1 PRODUCT DESCRIPTION ........................................................................................................ 5 2.2 RELATED SUBMITTAL(S) GRANTS ............................................................................................ 6 2.3 TEST METHODOLOGY ........................................................................................................... 6 2.4 TEST FACILITY ...................................................................................................................... 6 3.0 SYSTEM TEST CONFIGURATION .................................................................................. 6 3.1 JUSTIFICATION ..................................................................................................................... 6 3.2 EUT EXERCISING SOFTWARE.................................................................................................. 7 3.3 SPECIAL ACCESSORIES ........................................................................................................... 7 3.4 MEASUREMENT UNCERTAINTY ............................................................................................... 7 3.5 EQUIPMENT MODIFICATION .................................................................................................. 8 3.6 SUPPORT EQUIPMENT LIST AND DESCRIPTION .......................................................................... 8 4.0 MEASUREMENT RESULTS ........................................................................................... 9 4.1 ANTENNA REQUIREMENT ...................................................................................................... 9 4.2 6 DB BANDWIDTH (DTS BANDWIDTH) .................................................................................. 11 4.3 MAXIMUM PEAK CONDUCTED OUTPUT POWER ..................................................................... 14 4.4 PEAK POWER SPECTRAL DENSITY .......................................................................................... 17 4.5 OUT OF BAND CONDUCTED EMISSIONS ................................................................................. 20 4.6 OUT OF BAND RADIATED EMISSIONS .................................................................................... 23 4.7 RADIATED EMISSIONS IN RESTRICTED BANDS .......................................................................... 23 4.8 BAND EDGES REQUIREMENT ................................................................................................ 32 4.9 CONDUCTED EMISSION TEST ................................................................................................ 34 5.0 TEST EQUIPMENT…

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