2A5HX-MARS4UV Photocuring 3D Printer

FCC WarningThis device complies with part 15 of the FCC rules. Operation i s subject to the following two conditions: (1) this device may not cause harmful interference, and (2) thi s device must accept any interference received, including interference that may cause undesired operation.Changes or modifications not expressly approved by the party re sponsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with t he limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provi de reasonable protection against harmful interference in a residential installation. This equipment generates uses an d can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particula r installation. If this equipment does cause harmful interferen ce to radio or television reception, which can be determined by tu rning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following mea sures: •Reorient or relocate the receiving antenna.•Increase the separation between the equipment and receiver.•Connect the equipment into an outlet on a circuit different fr om that to which the receiver is connected. •Consult the dealer or an experienced radio/TV technician for h elp. Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm bet ween the radiator and your body.

SHENZHEN ELEGOO TECHNOLOGY CO., LTD. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 7/15/2023 U.S. Agent Designation SHENZHEN ELEGOO 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: 2A5HX-MARS4): Name and company of U.S. agent: Mars Register Agent LLC Physical U.S. address of agent: 8932 MISSION DR 207 Rosemead, CA 91770-1452 United States FRN of U.S. agent: 0033790684 Email address of U.S. agent: [email protected] Mars Register Agent LLC acknowledges their obligation to accept service of process on behalf of SHENZHEN ELEGOO TECHNOLOGY CO., LTD. SHENZHEN ELEGOO TECHNOLOGY CO., LTD. with the FRN 0032060733 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 Cai PengYue Manager SHENZHEN ELEGOO TECHNOLOGY CO., LTD. Signature JESSIE PENG CEO Mars Register Agent LLC 48_[model] US_Agent_2.911(d)(7) - U , V05

FCC ID:2A5HX-MARS4 Page 1 of 7 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. External Photos Photo 1 Photo 2 FCC ID:2A5HX-MARS4 Page 2 of 7 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Photo 3 Photo 4 FCC ID:2A5HX-MARS4 Page 3 of 7 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Photo 5 Photo 6 FCC ID:2A5HX-MARS4 Page 4 of 7 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Photo 7 Photo 8 FCC ID:2A5HX-MARS4 Page 5 of 7 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Photo 9 Photo 10 FCC ID:2A5HX-MARS4 Page 6 of 7 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Photo 11 Photo 12 FCC ID:2A5HX-MARS4 Page 7 of 7 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Photo 13 ------End------

Label FCC ID: 2A5HX-MARS4

FCCID:2A5HX-MARS4 Page1of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. InternalPhotos Photo1 Photo2 FCCID:2A5HX-MARS4 Page2of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 FCCID:2A5HX-MARS4 Page3of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 FCCID:2A5HX-MARS4 Page4of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 Antenna FCCID:2A5HX-MARS4 Page5of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo9 Photo10 FCCID:2A5HX-MARS4 Page6of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo11 Photo12 FCCID:2A5HX-MARS4 Page7of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo13 Photo14 FCCID:2A5HX-MARS4 Page8of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo15 Photo16 FCCID:2A5HX-MARS4 Page9of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo17 Photo18 FCCID:2A5HX-MARS4 Page10of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo19 Photo20 FCCID:2A5HX-MARS4 Page11of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo21 Photo22 FCCID:2A5HX-MARS4 Page12of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo23 Photo24 FCCID:2A5HX-MARS4 Page13of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo25 Photo26 FCCID:2A5HX-MARS4 Page14of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo27 Photo28 FCCID:2A5HX-MARS4 Page15of15 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo29 ------End------

RF Exposure evaluation FCC ID: 2A5HX-MARS4 Exposure category: General population/uncontrolled environment EUT Type: Production Unit Device Type: Mobile Device 1. Reference According to §1.1307(b)(1), 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 of the Commission’s guidelines. According to §1.1310 and §2.1091 RF exposure is calculated. KDB447498 D01: Mobile and Portable Devices RF Exposure Procedures and Equipment Authorization Policies 2. Limit Limits for Maximum Permissible Exposure (MPE)/Controlled Exposure Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density (mW/cm²) Averaging Time (minute) Limits for Occupational/Controlled Exposure 0.3 – 3.0 3.0 – 30 30 – 300 300 – 1500 1500 – 100,000 614 1842/f 61.4 / / 1.63 4.89/f 0.163 / / (100) * (900/f 2 )* 1.0 f/300 5 6 6 6 6 6 Limits for Maximum Permissible Exposure (MPE)/Uncontrolled Exposure Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density (mW/cm²) Averaging Time (minute) Limits for Occupational/Controlled Exposure 0.3 – 3.0 3.0 – 30 30 – 300 300 – 1500 1500 – 100,000 614 824/f 27.5 / / 1.63 2.19/f 0.073 / / (100) * (180/f 2 )* 0.2 f/1500 1.0 30 30 30 30 30 F=frequency in MHz *=Plane-wave equivalent power density 3. MPE Calculation Method Predication of MPE limit at a given distance Equation from page 18 of OET Bulletin 65, Edition 97-01 S=PG/4πR² Where: S=power density P=power input to antenna G=power gain of the antenna in the direction of interest relative to an isotropic radiator R=distance to the center of radiation of the antenna 4. Antenna Information EUT can only use antennas certificated as follows provided by manufacturer; Antenna No. Model No. of antenna: Type of antenna: Gain of the antenna (Max.) Frequency range: WIFI / External antenna 3.0dBi for 2400-2480MHz 3.0dBi for 5000-5850MHz 5. Manufacturing Tolerance WIFI (Conducted) Frequency (MHz) 11b(Peak) 2412 2437 2462 Target (dBm) 14.0 14.0 14.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) 11g(Peak) 2412 2437 2462 Target (dBm) 14.0 14.0 14.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) 11n(HT20) (Peak) 2412 2437 2462 Target (dBm) 14.0 14.0 14.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) 11n(HT40) (Peak) 2422 2437 2452 Target (dBm) 14.0 14.0 14.0 Tolerance ± (dB) 1.0 1.0 1.0 5.2G WIFI (Conducted) Frequency (MHz) IEEE 802.11a(AV) 5180 5200 5240 Target (dBm) 14.0 14.0 14.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) IEEE 802.11n20(AV) 5180 5200 5240 Target (dBm) 14.0 14.0 14.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) IEEE 802.11n40(AV) 5190 5230 Target (dBm) 14.0 14.0 Tolerance ± (dB) 1.0 1.0 Frequency (MHz) IEEE 802.11ac20(AV) 5180 5200 5240 Target (dBm) 14.0 14.0 14.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) IEEE 802.11ac40(AV) 5190 5230 Target (dBm) 14.0 14.0 Tolerance ± (dB) 1.0 1.0 Frequency (MHz) IEEE 802.11ac80(AV) 5210 Target (dBm) 14.0 Tolerance ± (dB) 1.0 5.8G WIFI (Conducted) Frequency (MHz) IEEE 802.11a(AV) 5745 5785 5825 Target (dBm) 11.0 11.0 11.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) IEEE 802.11n20(AV) 5745 5785 5825 Target (dBm) 11.0 11.0 11.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) IEEE 802.11n40(AV) 5755 5795 Target (dBm) 11.0 11.0 Tolerance ± (dB) 1.0 1.0 Frequency (MHz) IEEE 802.11ac20(AV) 5745 5785 5825 Target (dBm) 11.0 11.0 11.0 Tolerance ± (dB) 1.0 1.0 1.0 Frequency (MHz) IEEE 802.11ac40(AV) 5755 5795 Target (dBm) 11.0 11.0 Tolerance ± (dB) 1.0 1.0 Frequency (MHz) IEEE 802.11ac80(AV) 5775 Target (dBm) 11.0 Tolerance ± (dB) 1.0 6. Standalone MPE Result As declared by the Applicant, the EUT is a wireless device used in a fix application, at least 20 cm from any body part of the user or nearby persons; from the maximum EUT RF output power, the minimum separation distance, r =20cm, as well as the gain of the used antenna is refer to section 4, the RF power density can be obtained. Modulation Type Output power Antenna Gain (dBi) Antenna Gain (linear) MPE (mW/cm 2 ) MPE Limits (mW/cm 2 ) dBm mW 2.4G WIFI 15.0 31.6228 3.0 1.9953 0.012559 1.0000 5.2G WIFI 15.0 31.6228 3.0 1.9953 0.012559 1.0000 5.8G WIFI 12.0 15.8489 3.0 1.9953 0.006294 1.0000 Remark: 1. Output power (Peak) including turn-up tolerance; 2. MPE evaluate distance is 20cm from user manual provide by manufacturer. 7. Conclusion The measurement results comply with the FCC Limit per 47 CFR 2.1091 for the uncontrolled RF Exposure of mobile device. ----------------THE END OF REPORT---------------

Page 1 of 43 Report No.: AIT23062006FW1 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. TEST REPORT Client Information: Applicant: Shenzhen Elegoo Technology Co.,Ltd Applicant add.: 101, No.30, Dahe Industrial Zone, Guancheng Community, Guanhu Street, Longhua District, Shenzhen, China Manufacturer: Shenzhen Elegoo Technology Co.,Ltd Manufacturer add.: 101, No.30, Dahe Industrial Zone, Guancheng Community, Guanhu Street, Longhua District, Shenzhen, China Product Information: Product Name: UV Photocuring 3D Printer Model No.: Mars 4 Ultra,MARS 4 Brand Name: ELEGOO FCC ID: 2A5HX-MARS4 Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Prepared By: Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang,Dongguan, Guangdong, China Tel.: +86-769-8202 0499 Fax.: +86-769-8202 0495 Date of Receipt: June 20, 2023 Date of Test: June 20, 2023~July 02, 2023 Date of Issue: July 03, 2023 Test Result: Pass This device described above has been tested by Dongguan Yaxu (AiT) Technology Limited and the test results show that the equipment under test (EUT) is in compliance with the FCC/ISED requirements. And it is applicable only to the tested sample identified in the report. Note: This report shall not be reproduced except in full, without the written approval of Dongguan Yaxu (AiT) Technology Limited, this document may be altered or revised by Dongguan Yaxu (AiT) Technology Limited, personal only, and shall be noted in the revision of the document. This test report must not be used by the client to claim product endorsement. Reviewed by: Approved by: Simba Huang Seal.chen Page 2 of 43 Report No.: AIT23062006FW1 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. 1 Contents Page COVER PAGE 1 CONTENTS .................................................................................................................................................................... 2 2 TEST SUMMARY .......................................................................................................................................................... 5 2.1 Statement of the Measurement Uncertainty .............................................................................. 5 2.2 Measurement Uncertainty ......................................................................................................... 5 3 TEST FACILITY ............................................................................................................................................................. 6 3.1 Deviation from standard ............................................................................................................ 6 3.2 Abnormalities from standard conditions .................................................................................... 6 3.3 Test Location ............................................................................................................................. 6 4 GENERAL INFORMATION ......................................................................................................................................... 7 4.1 Test frequencies ........................................................................................................................ 8 4.2 EUT Peripheral List ................................................................................................................... 8 4.3 Test Peripheral List ................................................................................................................... 8 4.4 TEST METHODOLOGY............................................................................................................ 9 4.5 Description of Test Modes ....................................................................................................... 10 5 EQUIPMENT USED DURING TEST ........................................................................................................................ 11 6 TEST RESULTS AND MEASUREMENT DATA .................................................................................................... 12 6.1 Antenna requirement .............................................................................................................. 12 6.1.1 Standard requirement: .................................................................................................... 12 6.1.2 EUT Antenna: ................................................................................................................. 12 6.2 On Time and Duty Cycle ......................................................................................................... 13 6.2.1 Standard requirement: .................................................................................................... 13 6.2.2 Measuring Instruments and Setting: ............................................................................... 13 6.2.3 Test Procedures .............................................................................................................. 13 6.2.4 Test Setup Layout ........................................................................................................... 13 6.2.5 EUT Operation during Test ............................................................................................. 13 6.2.6 Test result ....................................................................................................................... 13 6.3 Maximum Conducted Output Peak Power Measurement ....................................................... 14 6.3.1 Standard requirement: .................................................................................................... 14 6.3.2 Measuring Instruments: .................................................................................................. 14 6.3.3 Test Procedures: ..............…

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产品规格书 PRODUCTSPECIFICATION Customer: Customer’spartnumber: Productdescription:2.4G-5.8GTerminalAntenna UniLink’spartnumber:IssueDate: 2020-06-10 Note: 术指标（ PRODUCTTECHNICALSPECIFICATION ） 电性能指标 ElectricalSpecifications 频率范围FrequencyRange(MHz) 2400-2480/5000-5850 频带宽度Bandwidth(MHz)100 输入阻抗InputImpendence(Ω)50 电压驻波比V.S.W.R≤1.5 增益 Gain(dBi)3 极化形式 PolarizationType 垂直 Vertical 功率容量PowerCapacity(w)50 机械指标MechanicalSpecifications 天线长度AntennaLength(mm)110mm 辐射体Radiator铜Cuprum 连接器型号 ConnectTypeSMA 工作温度WorkingTemp(°C) -40~60 外壳颜色RadomeColor黑色Black 重量Weight(g) 产品简介 该天线是专为无线上网卡设计生产的，天线具有外形美观，结构小巧， 安装方便的优点。 2 、产品图片（ PRODUCTPICTURE ） 3 、产品规格图 (PRODUCTSPECIFICATIONCHART) 4、驻波图（STATIONARYWAVEPATTERN）

Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 1 of 56 Appendix C RF Test Data for 2.4GWIFI (Conducted Measurement) Product Name: UV Photocuring 3D Printer Trade Mark: Mars 4 Ultra Test Model: ELEGOO Environmental Conditions Temperature: 25.9 C Relative Humidity: 52.3% ATM Pressure: 100.0 kPa Test Engineer: Simba Huang Supervised by: Seal Chen Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 2 of 56 Contents Page COVER PAGE 1 Duty Cycle ........................................................................................................................................................................................... 3 1.1 Test Result ............................................................................................................................................................................... 3 1.2 Test Graphs ............................................................................................................................................................................. 4 2 Maximum Conducted Output Power ................................................................................................................................................. 10 2.1 Test Result ............................................................................................................................................................................. 10 3 -6dB Bandwidth ................................................................................................................................................................................. 11 3.1 Test Result ............................................................................................................................................................................. 11 3.2 Test Graphs ........................................................................................................................................................................... 12 4 Maximum Power Spectral Density Level ........................................................................................................................................... 18 4.1 Test Result ............................................................................................................................................................................. 18 4.2 Test Graphs ........................................................................................................................................................................... 19 5 Band Edge ......................................................................................................................................................................................... 25 5.1 Test Result ............................................................................................................................................................................. 25 5.2 Test Graphs ........................................................................................................................................................................... 26 6 Conducted RF Spurious Emission ..................................................................................................................................................... 34 6.1 Test Result ............................................................................................................................................................................. 34 6.2 Test Graphs ........................................................................................................................................................................... 35 7 Restrict Band ..................................................................................................................................................................................... 47 7.1 Test Result ............................................................................................................................................................................. 47 7.2 Test Graphs ........................................................................................................................................................................... 49 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 3 of 56 1 Duty Cycle 1.1 Test Result Mode Frequency (MHz) Antenna Duty Cycle (%) 1/T (kHz) b 2412 Ant1 93.03 0.76 b 2437 Ant1 93.17 0.77 b 2462 Ant1 92.86 0.76 g 2412 Ant1 73.54 4 g 2437 Ant1 74.22 4 g 2462 Ant1 73.7 4 n20 2412 Ant1 72.65 4.35 n20 2437 Ant1 72.6 4.35 n20 2462 Ant1 72.51 4.35 n40 2422 Ant1 59.96 7.69 n40 2437 Ant1 59.36 7.69 n40 2452 Ant1 55.73 7.69 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 4 of 56 1.2 Test Graphs Test Graphs b 2412MHz Ant1 b 2437MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 5 of 56 Test Graphs b 2462MHz Ant1 g 2412MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 6 of 56 Test Graphs g 2437MHz Ant1 g 2462MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 7 of 56 Test Graphs n20 2412MHz Ant1 n20 2437MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 8 of 56 Test Graphs n20 2462MHz Ant1 n40 2422MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 9 of 56 Test Graphs n40 2437MHz Ant1 n40 2452MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 10 of 56 2 Maximum Conducted Output Power 2.1 Test Result For Average Power Test: Mode Frequency (MHz) Antenna Conducted Power (dBm) Limit (dBm) Verdict b 2412 Ant1 14.11 30 Pass b 2437 Ant1 13.93 30 Pass b 2462 Ant1 13…

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Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 38 of 56 g 2412MHz Ant1 Ref g 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 39 of 56 g 2437MHz Ant1 Ref g 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 40 of 56 g 2462MHz Ant1 Ref g 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 41 of 56 n20 2412MHz Ant1 Ref n20 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 42 of 56 n20 2437MHz Ant1 Ref n20 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 43 of 56 n20 2462MHz Ant1 Ref n20 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 44 of 56 n40 2422MHz Ant1 Ref n40 2422MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 45 of 56 n40 2437MHz Ant1 Ref n40 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 46 of 56 n40 2452MHz Ant1 Ref n40 2452MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 47 of 56 7 Restrict Band 7.1 Test Result Mod e Frequency (MHz) Antenn a Spur Freq (MHz) Power (dBm) Gain (dBi) E (dBuV/m) Detecto r Limit (dBuV/m) Verdic t b 2412 Ant1 2310 -47.21 3 51.05 Peak 74 Pass b 2412 Ant1 2310 -55.52 3 42.74 Average 54 Pass b 2412 Ant1 2337.027 -43.05 3 55.21 Peak 74 Pass b 2412 Ant1 2338.665 -53.67 3 44.59 Average 54 Pass b 2412 Ant1 2390 -47.21 3 51.05 Peak 74 Pass b 2412 Ant1 2390 -55.34 3 42.92 Average 54 Pass b 2462 Ant1 2483.5 -45.78 3 52.48 Peak 74 52.48 b 2462 Ant1 2483.5 -55.14 3 43.12 Average 54 Pass b 2462 Ant1 2491.679 -40.54 3 57.72 Peak 74 Pass b 2462 Ant1 2489.718 -54.88 3 43.38 Average 54 Pass b 2462 Ant1 2500 -47.65 3 50.61 Peak 74 Pass b 2462 Ant1 2500 -55.15 3 43.11 Average 54 Pass g 2412 Ant1 2310 -47.32 3 50.94 Peak 74 Pass g 2412 Ant1 2310 -54.51 3 43.75 Average 54 Pass g 2412 Ant1 2330.358 -42.55 3 55.71 Peak 74 Pass g 2412 Ant1 2336.559 -52.28 3 45.98 Average 54 Pass g 2412 Ant1 2390 -47.46 3 51.05 Peak 74 Pass g 2412 Ant1 2390 -54.38 3 43.88 Average 54 Pass g 2462 Ant1 2483.5 -46.27 3 51.99 Peak 74 Pass g 2462 Ant1 2483.5 -53.87 3 44.39 Average 54 Pass g 2462 Ant1 2491.679 -42.73 3 55.53 Peak 74 Pass g 2462 Ant1 2484.895 -53.44 3 44.82 Average 54 Pass g 2462 Ant1 2500 -46.76 3 50.61 Peak 74 Pass g 2462 Ant1 2500 -53.75 3 44.51 Average 54 Pass n20 2412 Ant1 2310 -45.81 3 52.45 Peak 74 Pass n20 2412 Ant1 2310 -54.85 3 43.41 Average 54 Pass n20 2412 Ant1 2339.133 -43.32 3 54.94 Peak 74 Pass n20 2412 Ant1 2338.665 -52.7 3 45.56 Average 54 Pass n20 2412 Ant1 2390 -46.03 3 52.23 Peak 74 Pass n20 2412 Ant1 2390 -53.99 3 44.27 Average 54 Pass n20 2462 Ant1 2483.5 -46.53 3 51.73 Peak 74 Pass n20 2462 Ant1 2483.5 -53.7 3 44.56 Average 54 Pass n20 2462 Ant1 2499.735 -43.66 3 54.6 Peak 74 Pass n20 2462 Ant1 2484.047 -53.32 3 44.94 Average 54 Pass Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 48 of 56 n20 2462 Ant1 2500 -44.36 3 53.9 Peak 74 Pass n20 2462 Ant1 2500 -54.43 3 43.83 Average 54 Pass n40 2422 Ant1 2310 -45.14 3 53.12 Peak 74 Pass n40 2422 Ant1 2310 -53.99 3 44.27 Average 54 Pass n40 2422 Ant1 2339.11 -41.81 3 56.45 Peak 74 Pass n40 2422 Ant1 2339.252 -51.51 3 46.75 Average 54 Pass n40 2422 Ant1 2390 -46.54 3 51.72 Peak 74 Pass n40 2422 Ant1 2390 -53.88 3 44.38 Average 54 Pass n40 2452 Ant1 2483.5 -45.58 3 52.68 Peak 74 Pass n40 2452 Ant1 2483.5 -53.19 3 45.07 Average 54 Pass n40 2452 Ant1 2486.35 -44.25 3 54.01 Peak 74 Pass n40 2452 Ant1 2496.958 -52.44 3 45.82 Average 54 Pass n40 2452 Ant1 2500 -46.79 3 51.47 Peak 74 Pass n40 2452 Ant1 2500 -53.92 3 44.34 Average 54 Pass Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 49 of 56 7.2 Test Graphs Test Graphs b 2412MHz Ant1 Peak b 2412MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 50 of 56 b 2462MHz Ant1 Peak b 2462MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 51 of 56 g 2412MHz Ant1 Peak g 2412MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 52 of 56 g 2462MHz Ant1 Peak g 2462MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 53 of 56 n20 2412MHz Ant1 Peak n20 2412MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 54 of 56 n20 2462MHz Ant1 Peak n20 2462MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 55 of 56 n40 2422MHz Ant1 Peak n40 2422MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.: AIT23062006FW1 FCC ID: 2A5HX-MARS4 Page 56 of 56 n40 2452MHz Ant1 Peak n40 2452MHz Ant1 Average ---The End---

FCC ID: 2A5HX-MARS4 Page 1 of 2 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Test Setup Photo Radiated Emission FCC ID: 2A5HX-MARS4 Page 2 of 2 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Conducted Emission ------End------