2BFMQ-L02Projector

- Shenzhen Okexin Technology Co., Ltd. - Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 6/11/2024 U.S. Agent Designation [Shenzhen Okexin Technology 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: [2BFMQ-L02]): 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 Okexin Technology Co., Ltd.]. [Shenzhen Okexin Technology Co., Ltd.] with the FRN [0035191550] 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 Okexin Technology Co., Ltd. 48_[mo del] US_Agent_2.911(d)(7) - U, V04

Shenzhen Okexin Technology Co., Ltd. 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. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 6/11/2024 To whom it may concern: We, [Shenzhen Okexin Technology Co., Ltd.], hereby certify that the equipment for which authorization is sought (FCC ID: [2BFMQ-L02]) is not “covered” equipment prohibited from receiving an equipment authorization pursuant to § 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, we are not identified on the Covered List (https://www.fcc.gov/supplychain/coveredlist ) as an entity producing “covered” equipment. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(b) and (d)(5) and (6). Sincerely, Signature [Name] Yuping Ding [Title] Chairman [Company] Shenzhen Okexin Technology Co., Ltd. 62_[model] CoveredEqu_2.911(d)(5)(i) and (ii) - U, V02

Label Location On EUT Label Product Name: Projector Model No.: L02 FCC ID: 2BFMQ-L02 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.

RF EXPOSURE EVALUATION 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) FCC ID: 2BFMQ-L02 EUT Specification EUT Projector Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.24GHz WLAN: 5.745GHz ~ 5.825GHz Others: 2.402GHz~2.480GHz (BDR&EDR) Device category Portable (<20cm separation) Mobile (>20cm separation) Others ___ Exposure classification Occupational/Controlled exposure (S = 5mW/cm2) General Population/Uncontrolled exposure (S=1mW/cm2) Antenna diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Max. output power BDR&EDR: 5.73dBm (0.0037W) 2.4G WiFi: 18.88dBm (0.0773W) 5G WiFi: 15.96dBm (0.0394W) Antenna gain (Max) BDR&EDR: -0.58 dBi 2.4G WiFi: 4.14 dBi 5G WiFi: 2.33 dBi Evaluation applied MPE Evaluation SAR Evaluation Limits for Maximum Permissible Exposure(MPE) Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) Average Time (A) Limits for Occupational/Control Exposures 300-1500 -- -- F/300 6 1500-100000 -- -- 5 6 (B) Limits for General Population/Uncontrol Exposures 300-1500 -- -- F/1500 6 1500-100000 -- -- 1 30 Friis transmission formula: Pd=(Pout*G)\(4*pi*R2) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in Mw G= gain of antenna in linear scale Pi=3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE, 1mW/cm2. If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. Measurement Result BT worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 8DPSK 2402 5.73 5.73±1 6.73 -0.58 0.0008 1 2.4GHz WiFi worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 802.11n (HT40) 2422 18.88 18.88±1 19.88 4.14 0.0502 1 5G WiFi worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 802.11ac (VHT40) 5230 15.96 15.96±1 16.96 2.33 0.0169 1 Note: B T, 2.4G WiFi and 5G WiFi do not support simultaneous transmission. Test Result: Pass

Page 1 of 55 Report No.: 8228EU010101W-AE ANNEX E TEST DATA For Project No.: 8228EU010101W Client: Shenzhen Okexin Technology Co., Ltd. Product Name: Projector Model No.: L02 FCC ID: 2BFMQ-L02 Technology: WiFi 2.4G Test Engineer: Test Date: 2024-04-18 Page 2 of 55 Report No.: 8228EU010101W-AE 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 55 Report No.: 8228EU010101W-AE 1. Duty Cycle 1.1 Ant1 1.1.1 Test Result Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) 802.11b SISO 2412 8.480 9.140 92.78 0.33 3.26 2437 8.480 10.000 84.80 0.72 11.24 2462 8.480 12.080 70.20 1.54 25.74 802.11g SISO 2412 1.409 1.637 86.07 0.65 7.16 2437 1.408 1.709 82.39 0.84 11.36 2462 1.409 1.619 87.03 0.60 6.79 802.11n (HT20) SISO 2412 1.317 1.545 85.24 0.69 7.57 2437 1.317 1.527 86.25 0.64 7.16 2462 1.316 3.894 33.80 4.71 59.59 802.11n (HT40) SISO 2422 0.653 0.873 74.80 1.26 11.60 2437 0.653 0.836 78.11 1.07 6.40 2452 0.653 4.423 14.76 8.31 71.73 Page 4 of 55 Report No.: 8228EU010101W-AE 1.1.2 Test Graph 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV Page 5 of 55 Report No.: 8228EU010101W-AE 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV Page 6 of 55 Report No.: 8228EU010101W-AE 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV Page 7 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV Page 8 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_LCH_2422MHz_Ant1 (SISO)_NTNV Page 9 of 55 Report No.: 8228EU010101W-AE 802.11n(HT40)_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_HCH_2452MHz_Ant1 (SISO)_NTNV Page 10 of 55 Report No.: 8228EU010101W-AE 2. Bandwidth 2.1 OBW 2.1.1 Test Result Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit 802.11b SISO 2412 1 13.939 / Pass 2437 1 14.005 / Pass 2462 1 13.910 / Pass 802.11g SISO 2412 1 16.787 / Pass 2437 1 16.757 / Pass 2462 1 16.720 / Pass 802.11n (HT20) SISO 2412 1 17.689 / Pass 2437 1 17.765 / Pass 2462 1 17.779 / Pass 802.11n (HT40) SISO 2422 1 35.492 / Pass 2437 1 35.317 / Pass 2452 1 35.372 / Pass Page 11 of 55 Report No.: 8228EU010101W-AE 2.1.2 Test Graph 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV Page 12 of 55 Report No.: 8228EU010101W-AE 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV Page 13 of 55 Report No.: 8228EU010101W-AE 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV Page 14 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV Page 15 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_LCH_2422MHz_Ant1 (SISO)_NTNV Page 16 of 55 Report No.: 8228EU010101W-AE 802.11n(HT40)_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_HCH_2452MHz_Ant1 (SISO)_NTNV Page 17 of 55 Report No.: 8228EU010101W-AE 2.2 6dB BW 2.2.1 Test Result Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 802.11b SISO 2412 1 10.024 >=0.5 Pass 2437 1 9.110 >=0.5 Pass 2462 1 10.059 >=0.5 Pass 802.11g SISO 2412 1 15.111 >=0.5 Pass 2437 1 13.817 >=0.5 Pass 2462 1 13.833 >=0.5 Pass 802.11n (HT20) SISO 2412 1 13.856 >=0.5 Pass 2437 1 13.830 >=0.5 Pass 2462 1 15.138 >=0.5 Pass 802.11n (HT40) SISO 2422 1 31.479 >=0.5 Pass 2437 1 32.522 >=0.5 Pass 2452 1 32.534 >=0.5 Pass Page 18 of 55 Report No.: 8228EU010101W-AE 2.2.2 Test Graph 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV Page 19 of 55 Report No.: 8228EU010101W-AE 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV Page 20 of 55 Report No.: 8228EU010101W-AE 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV Page 21 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV Page 22 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_LCH_2422MHz_Ant1 (SISO)_NTNV Page 23 of 55 Report No.: 8228EU010101W-AE 802.11n(HT40)_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_HCH_2452MHz_Ant1 (SISO)_NTNV Page 24 of 55 Report No.: 8228EU010101W-AE 3. Maximum Conducted Output Power 3.1 Power 3.1.1 Test Result Mode TX Type Frequency (MHz) Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit 802.11b SISO 2412 16.43 <=30 Pass 2437 16.89 <=30 Pass 2462 17.41 <=30 Pass 802.11g SISO 2412 17.50 <=30 Pass 2437 16.68 <=30 Pass 2462 17.29 <=30 Pass 802.11n (HT20) SISO 2412 17.00 <=30 Pass 2437 16.26 <=30 Pass 2462 16.94 <=30 Pass 802.11n (HT40) SISO 2422 18.88 <=30 Pass 2437 17.21 <=30 Pass 2452 17.60 <=30 Pass Page 25 of 55 Report No.: 8228EU010101W-AE 3.1.2 Test Graph 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV Page 26 of 55 Report No.: 8228EU010101W-AE 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV Page 27 of 55 Report No.: 8228EU010101W-AE 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV Page 28 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV Page 29 of 55 Report No.: 8228EU010101W-AE 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_LCH_2422MHz_Ant1 (SISO)_NTNV Page 30 of 55 Report No.: 8228EU010101W-AE 802.11n(HT40)_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11n(HT40)_HCH_2452MHz_Ant1 (SISO)_NTNV Page 31 of 55 Report No.: 8228EU010101W-AE 4. Maximum Power Spectral Density 4.1 PSD 4.1.1 Test Result Mode TX Type Frequency (MHz) Maximum PSD (dBm/3kHz) Verdict ANT1 Limit 802.11b SISO 2412 -9.77 <=8 Pass 2437 -9.32 <=8 Pass 2462 -8.37 <=8 Pass 802.11g SISO 2412 -14.71 <=8 Pass 2437 -15.75 <=8 Pass 2462 -14.43 <=8 P…

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TRF No.: FCC Part 15 Subpart C_WiFi (A01) TEST REPORT Report No.: Applicant: Address: Product Name: Model No.: Trademark: FCC ID: Test Standard(s): Date of Receipt: Test Date: Date of Issue: 8228EU010101W2 Shenzhen Okexin Technology Co., Ltd. Block E, Gold Rush building, Tai Long Street, Longhua District, 318 Shenzhen, Guangdong Province, China Projector L02 (refer to clause 2.4) N/A 2BFMQ-L02 47 CFR Part 15 Subpart C Apr. 01, 2024 Apr. 01, 2024 – May 15, 2024 May 29, 2024 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED P repared by: Reviewed and Approved by: ____________________ _____________________ Mikey Zhu/ Engineer Sally Zhang/ Manager Page 2 of 40 Report No.: 8228EU010101W2 TRF No.: FCC Part 15 Subpart C_WiFi (A01) Revision Record Report Version Issued Date Description Status V0 May 29, 2024 Original Valid Page 3 of 40 Report No.: 8228EU010101W2 TRF No.: FCC Part 15 Subpart C_WiFi (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 ...................................................................................................................................... 8 3.1 TEST STANDARD ............................................................................................................................... 8 3.2 TEST VERDICT ................................................................................................................................... 8 3.3 TEST LABORATORY ........................................................................................................................... 8 4 TEST CONFIGURATION .......................................................................................................................... 9 4.1 TEST ENVIRONMENT .......................................................................................................................... 9 4.2 TEST EQUIPMENT .............................................................................................................................. 9 4.3 DESCRIPTION OF SUPPORT UNIT ...................................................................................................... 10 4.4 TEST MODE .................................................................................................................................... 10 4.5 MEASUREMENT UNCERTAINTY ......................................................................................................... 10 4.6 DEVIATION FROM STANDARDS ......................................................................................................... 10 4.7 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 ............................................................................................................................ 17 5.3.1 Test Requirement ........................................................................................................... 17 5.3.2 Test Setup Diagram ........................................................................................................ 17 5.3.3 Test Procedure ............................................................................................................... 17 5.3.4 Test Data......................................................................................................................... 17 5.4 MAXIMUM CONDUCTED OUTPUT POWER .......................................................................................... 18 5.4.1 Test Requirement ........................................................................................................... 18 5.4.2 Test Setup Diagram ...................…

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ProductNumber:RT441-10006-A ProductName:FPCAntenna Version：X0 2023/12/06 1 / 7 1.Contents No.ContentsPages 1Contents1 2 Revisionhistory 1 3Productpicture2 4Specification2 5 ElectricalTestReport 3-7 2.Revisionhistory RevisionDateChangethecontent X023.12.06Firstedition ProductNumber:RT441-10006-A ProductName:FPCAntenna Version：X0 2023/12/06 2 / 7 3.Productpicture 4.Specifications A.ElectricalProperties FrequencyRang 2400-2500MHz/5150-5850MHz Impedance50ΩNominal VSWR2.0Max. Gain(peak)4.14dBi Efficiency>50% Outofroundness3.0dBi（Max.） RadiationOmni-Directional PolarizationLinearVertical B.PhysicalProperties ConnectorTypeIPEX CableΦ1.13mm AntennaRadiatorFPC ProductNumber:RT441-10006-A ProductName:FPCAntenna Version：X0 2023/12/06 3 / 7 5.ElectricalTestReport 5.1Testequipment ProductNumber:RT441-10006-A ProductName:FPCAntenna Version：X0 2023/12/06 4 / 7 5.2Networkanalyzerreport 5.3Passivetestreport ProductNumber:RT441-10006-A ProductName:FPCAntenna Version：X0 2023/12/06 5 / 7 5.4Directivity 2450MHz ProductNumber:RT441-10006-A ProductName:FPCAntenna Version：X0 2023/12/06 6 / 7 5500MHz ProductNumber:RT441-10006-A ProductName:FPCAntenna Version：X0 2023/12/06 7 / 7 5.5OTAActivedata

version01 Shenzhen Okexin Technology Co., Ltd. Declaration concerning Antenna Specification It i s hereby declared that the product Model No.: L02, AY3, AY5, J02Pro, J03, L03Pro, L62, S01, S02Pro, S61 FCC ID: 2BFMQ-L02 fulfills the requirement in FCC test relating to the antenna type. The device specified above confirms to the FCC recommendations for PCB & FPC Antenna type(s) described below: BT: Model No. of antenna: 2.4G ANT Type of antenna: PCB Antenna Gain of the antenna: -0.58 dBi Frequency range: 2400-2500 MHz 2.4G+5.1G WiFi: Model No. of antenna: RT441-10006-A Type of antenna: FPC Antenna Gain of the antenna: 4.14 dBi Frequency range: 2400-2500 MHz Gain of the antenna: 2.33 dBi Frequency range: 5150-5250 MHz The mounting of the antenna is fixed to the radio module and no other antenna should be used. Company name: Shenzhen Okexin Technology Co., Ltd. Address: Block E, Gold Rush building, Tai Long Street, Longhua District, 318 City: Shenzhen, Guangdong Province ZIP / Postal code: Country: China Place: Place: Date: 2024-05-31 Signature: