2BFIZ-L013LCD PROJECTOR

- Chengdu Hotack Technology Co., Ltd. - Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 4/17/2024 U.S. Agent Designation [Chengdu Hotack 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: [2BFIZ-L013]): Name and company of U.S. agent: AODIN TECHNOLOGY INC Physical U.S. address of agent: 207 NASPAN AVE UNIT 3-1 AZUSA, CA 91702 FRN of U.S. agent: 0033554742 Email address of U.S. agent: [email protected] [AOCE Corporation Inc.] acknowledges their obligation to accept service of process on behalf of [Chengdu Hotack Technology Co., Ltd.]. [Chengdu Hotack Technology Co., Ltd.] with the FRN [0035156322] 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] Star Hu [Title] Manager [Company] Chengdu Hotack Technology Co., Ltd. Signature [Name of U.S. agent] Xinxing Hu [Title of U.S. agent] Manager [Company of U.S. agent] AODIN TECHNOLOGY INC 48_[mo del] US_Agent_2.911(d)(7) - U, V04

Chengdu Hotack 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 4/13/2024 To whom it may concern: We, [Chengdu Hotack Technology Co., Ltd.], hereby certify that the equipment for which authorization is sought (FCC ID: [2BFIZ-L013]) 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] Star Hu [Title] Manager [Company] Chengdu Hotack Technology Co., Ltd. 62_[model] CoveredEqu_2.911(d)(5)(i) and (ii) - U, V02

Label Location On EUT Label

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: 2BFIZ-L013 EUT Specification EUT LCD PROJECTOR Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.24GHz WLAN: 5.745GHz ~ 5.825GHz Others: 2.402GHz~2.480GHz BT&BLE 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 BT: 1.77dBm (0.0015W) BLE: -0.64dBm (0.0009W) Antenna gain (Max) BT: 2.56 dBi BLE: 2.56 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 ) BDR&ED R 2441 1.77 1.77±1 2.77 2.56 0.0007 1 BLE 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 ) BLE 2402 -0.64 -0.64 ±1 0.36 2.56 0.0004 1 Note: BT and BLE do not support simultaneous transmission.

Page 1 of 24 Report No.: 8227EU012230W-AE ANNEX D TEST DATA For Project No.: 8227EU012230W Client: Chengdu Hotack Technology Co., Ltd. Product Name: LCD PROJECTOR Model No.: L013 FCC ID: 2BFIZ-L013 Technology: Bluetooth BLE Test Engineer: Test Date: 2024-03-30 Page 2 of 24 Report No.: 8227EU012230W-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 Unwanted Emissions In Restricted Frequency Bands Pass Page 3 of 24 Report No.: 8227EU012230W-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 (%) 1M SISO 2402 2.094 2.500 83.76 0.77 0.03 2440 2.095 2.500 83.80 0.77 0.03 2480 2.094 2.500 83.76 0.77 8.37 Page 4 of 24 Report No.: 8227EU012230W-AE 1.1.2 Test Graph 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 5 of 24 Report No.: 8227EU012230W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 6 of 24 Report No.: 8227EU012230W-AE 2. Bandwidth 2.1 OBW 2.1.1 Test Result Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result 1M SISO 2402 1 1.018 Pass 2440 1 1.018 Pass 2480 1 1.018 Pass Page 7 of 24 Report No.: 8227EU012230W-AE 2.1.2 Test Graph 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 8 of 24 Report No.: 8227EU012230W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 9 of 24 Report No.: 8227EU012230W-AE 2.2 6dB BW 2.2.1 Test Result Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 0.637 >=0.5 Pass 2440 1 0.643 >=0.5 Pass 2480 1 0.643 >=0.5 Pass Page 10 of 24 Report No.: 8227EU012230W-AE 2.2.2 Test Graph 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 11 of 24 Report No.: 8227EU012230W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 12 of 24 Report No.: 8227EU012230W-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 1M SISO 2402 -0.64 <=30 Pass 2440 -0.69 <=30 Pass 2480 -2.32 <=30 Pass Note1: Antenna Gain: Ant1: 2.56dBi; Page 13 of 24 Report No.: 8227EU012230W-AE 3.1.2 Test Graph 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 14 of 24 Report No.: 8227EU012230W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 15 of 24 Report No.: 8227EU012230W-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 1M SISO 2402 -15.81 <=8 Pass 2440 -15.82 <=8 Pass 2480 -17.47 <=8 Pass Note1: Antenna Gain: Ant1: 2.56dBi; Page 16 of 24 Report No.: 8227EU012230W-AE 4.1.2 Test Graph 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 17 of 24 Report No.: 8227EU012230W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 18 of 24 Report No.: 8227EU012230W-AE 5. Unwanted Emissions In Non-restricted Frequency Bands 5.1 Ref 5.1.1 Test Result Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) 1M SISO 2402 1 -0.95 2440 1 -1.13 2480 1 -2.58 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 19 of 24 Report No.: 8227EU012230W-AE 5.1.2 Test Graph 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 20 of 24 Report No.: 8227EU012230W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 21 of 24 Report No.: 8227EU012230W-AE 5.2 CSE 5.2.1 Test Result Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) Limit (dBm) Verdict 1M SISO 2402 1 -0.95 -20.95 Pass 2440 1 -0.95 -20.95 Pass 2480 1 -0.95 -20.95 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 22 of 24 Report No.: 8227EU012230W-AE 5.2.2 Test Graph 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 23 of 24 Report No.: 8227EU012230W-AE 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 24 of 24 Report No.: 8227EU012230W-AE 1M_HCH_2480MHz_Ant1_NTNV --------- End of Report -------

TEST REPORT Report No.: 8227EU012230W2 Applicant: Chengdu Hotack Technology Co., Ltd. Address: 501-502, Unit 3, Building 13, No. 666 Jinfenghuang Avenue, High-tech Industry Park, Jinniu District, Chengdu City, Si Chuan Province, China Product Name: LCD PROJECTOR Model No.: L013 (refer to clause 2.4) Trademark: N/A FCC ID: 2BFIZ-L013 Test Standard(s): 47 CFR Part 15 Subpart C Date of Receipt: Mar. 22, 2024 Test Date: Mar. 22, 2024 – Apr. 03, 2024 Date of Issue: Apr. 12. 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.: 8227EU012230W2 TRF No.: FCC Part 15.247_BLE (A01) Revision Record Report Version Issued Date Description Status V0 Apr. 12. 2024 Original Valid Page 3 of 32 Report No.: 8227EU012230W2 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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version01 Chengdu Hotack Technology Co., Ltd. Declaration concerning Antenna Specification It i s hereby declared that the product Model No.: L013, Q5, Q5PLUS, L013**, L013TS, L013TX, L013DS, L013TE, HT****, HT**** PLUS (* stand A-Z,a-z,0-9 or blank, stand for different client's number, sale zone and appearance of product, and than difference of product not effects safety of the product and EMC performance) FCC ID: 2BFIZ-L013 fulfills the requirement in FCC test relating to the antenna type. The device specified above confirms to the FCC recommendations for Wire antenna type(s) described below: BT&BLE: Model No. of antenna: 2.4G built-in FPC antenna Type of antenna: Wire Antenna Gain of the antenna: 2.56 dBi Frequency range: 2400-2500 MHz The mounting of the antenna is fixed to the radio module and no other antenna should be used. Company name: Chengdu Hotack Technology Co., Ltd. Address: 501-502, Unit 3, Building 13, No. 666 Jinfenghuang Avenue, High-tech Industry Park, Jinniu District, Chengdu City, Si Chuan Province, China City: Chengdu City ZIP / Postal code: Country: China Place: Place: Date: 2024-04-13 Signature:

深圳祥博一科技有限公司 ShenzhenXiangboyiTechnologyCo. Ltd 地址：深圳市龙华区福城街道大水坑社区大三村641 号鑫源工业园厂房E701-3 电话：0755—29671251传真：0755—29671250 邮编：518109 1 承 认 书 SPECIFICATIONFOR APPROVAL 客 户 名 称 CUSTOMER NAME: 成都市市和天创科技股份有限公司 产 品 名 称 PRODUCT NAME:2.4G内置FPC天线 客 户 料 号 CUSTOMER 料 号 P/N: BTREV: MANUFACTURER SIGNATURE CUSTOMERSIGNATURE CHECKEDBY: APPROVEDBY: DATE: 202 3-10-16 深圳祥博一科技有限公司 ShenzhenXiangboyiTechnologyCo.Ltd 地址：深圳市龙华区福城街道大水坑社区大三村641号鑫源工业园厂房E701-3 电话：0755—29671251传真：0755—29671250 邮编：518109 2 1.规格表: 产品主要技术参数 主要技术指标 Maintechnicalspecifications 频率范围 （MHZ） 2.4G FrequencyRange (MHZ) 2400-2500 51 中心频率 特性阻抗(Ω) 50±10 centerfrequency Impedance (Ω) 50±10 增益(dBi) 2.56PeakGain(dBi)2.56 输出电压 驻波比 <2.0VSWR<2.0 最大功率 6WAdmittedPower6W 极化方式 垂直极化 PolarizationLinear,Vertical 方向性 全向性 RadiationOmni-directional 连接方式 CableConnectorTypeCable 物理性能 PhysicalProperties 天线本体材料 WireAntennaBaseWire 天线走线材料 CopperAntennacoverCopper 深圳祥博一科技有限公司 ShenzhenXiangboyiTechnologyCo.Ltd 地址：深圳市龙华区福城街道大水坑社区大三村641号鑫源工业园厂房E701-3 电话：0755—29671251传真：0755—29671250 邮编：518109 3 工作温度 -20 °C ~+60 °C OperatingTemp-20 °C ~+60 °C 保存温度 -20°C~+70°CStorageTemp-20°C~+70°C 2.测试设备及数据 回波损耗及 VSWR 使用了下图的安捷伦 E5071B 网络分析仪进行测试。 E5071B 网络分析仪 深圳祥博一科技有限公司 ShenzhenXiangboyiTechnologyCo.Ltd 地址：深圳市龙华区福城街道大水坑社区大三村641号鑫源工业园厂房E701-3 电话：0755—29671251传真：0755—29671250 邮编：518109 4 功率/灵敏度/效率 天线功率/灵敏度/效率使用了 SG24 微波暗室进行了测试 SG24 微波暗室 驻波 BT 无源效率测试数据 深圳祥博一科技有限公司 ShenzhenXiangboyiTechnologyCo.Ltd 地址：深圳市龙华区福城街道大水坑社区大三村641号鑫源工业园厂房E701-3 电话：0755—29671251传真：0755—29671250 邮编：518109 5 深圳祥博一科技有限公司 ShenzhenXiangboyiTechnologyCo.Ltd 地址：深圳市龙华区福城街道大水坑社区大三村641号鑫源工业园厂房E701-3 电话：0755—29671251传真：0755—29671250 邮编：518109 6 天线实物图