2A4GF-MC3LWifi Camera with Battery

Zhuhai Gotech Intelligent Technology Co., Ltd. I, the signer, Yanyan Wen The only difference between these models is model name. They are electrically identical. Item Name ：Wifi Camera with Battery Model Number: MC3L Additional Model: MC4L, MC5L, MC3LA, MC3LB, MC3LC <Signature> Name: Yanyan Wen Title: Quality System Engineer Company: Zhuhai Gotech Intelligent Technology Co., Ltd.

Zhuhai Gotech Intelligent Technology Co., Ltd. DATE: 2022.12.10 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint EST Technology Co., Ltd. Address: Chilingxiang, Qishantou, Santun, Houjie, Dongguan, Guangdong, China (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with Zhuhai Gotech Intelligent Technology Co., Ltd. Address: 66 Yongda Road, Hongqi Town, Jinwan District, Zhuhai 519090 P.R.China. (Applicant Name and address) <Signature> Name: Yanyan Wen Title: Quality System Engineer Company: Zhuhai Gotech Intelligent Technology Co., Ltd.

Zhuhai Gotech Intelligent Technology Co., Ltd. DATE : 2022.12.10 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2A4GF-MC3L Product Name: Wifi Camera with Battery Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...)  Schematics  Block diagram  Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. <Signature> Name: Yanyan Wen Title: Quality System Engineer Company: Zhuhai Gotech Intelligent Technology Co., Ltd.

深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. ADD: 深圳市宝安西乡鹤洲西区工业园2栋3楼 Email: [email protected] TEL: 86-0755-29955983 FAX: 86-0755-29955983 承认书 客户（Customer）: 迈 科 产品（Product）: 2.4G-内置天线(L=50mm) 型号（Model）: IPC 料号（Part Number）: Z02-10155-R01 制作人（Written By ）: 胡 涛 签发时间（Issued Date）: 2021-03-12 客户CUSTOMER 工程部 ENGINEER R&D DEPT 品质部 QUALITY DEPT 批准 APPROVED Free Walk 射频 R&D DEPT 工程部 ENGINEER R&D DEPT 批准 APPROVED 胡 涛 古政华 邓凯 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. The basic parameters A. Electrical Characteristics Frequency 2400 MHz ~2500MHz VSWR ≤2 Efficiency >40% Impedance 50 Ohm Polarization Linear Gain MAX 2.35 dBi B. Material & Mechanical Characteristics Material of Radiator Cable Type 1.13 Gray Connector Type 一代IPEX Dimension C. Environmental Operation Temperature - 20 ̊C ~ + 60 ̊C Storage Temperature - 40 ̊C ~ + 80 ̊C 序号 品名 材料 / 规格 颜色 数量 备注 FPC ∅ 1.13 射频线 PI+ 电解铜 Cu+ 编织带 黑色灰色 3M 300LSE 黄色 背胶 第一代 金色 IPEX 半切手撕位 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. Test Equipment & Conditions 1． Network Analyzers : Agilent 8753D 5071B 2． Communications Test Set: Agilent 8960 3． 3D Chamber Test System 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. 测试数据 SWR 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. 效率&增益: Efficency&Gain 2.4G 测试数据 Freq(MHz) Effi (%) Gain(dBi) 2400 49.56 1.77 2410 48.50 1.80 2420 49.13 1.73 2430 49.89 2.25 2440 52.00 1.90 2450 54.20 2.35 2460 52.12 1.67 2470 52.60 2.22 2480 50.47 1.47 2490 51.29 1.99 2500 50.00 1.42 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. 方向图（3D图） Patten 2400MHz 2450MHz 2500MHz 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. 方向图（2D图） Patten XOY面 ZOX面 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. ZOX面 深圳自由行通信技术有限公司 Shenzhen Free Walk Technology Co. LTD Free Walk Proprietary & Confidential ©2021 Free Walk Corporation. All rights reserved. 天线粘贴位置图（Antenna paste position map）

Externalphotos M/N:MC3L Externalphotos M/N:MC3L Externalphotos M/N:MC3L Externalphotos M/N:MC3L Externalphotos M/N:MC3L

Internalphotos M/N:MC3L Wi-Fi antenna Internalphotos M/N:MC3L Internalphotos M/N:MC3L Internalphotos M/N:MC3L

FCC ID: 2A4GF-MC3L EST Technology Co. ,Ltd Report No. ESTE-R2212153 Page 1 of 5 FCC 47 CFR MPE REPORT Zhuhai Gotech Intelligent Technology Co., Ltd. Wifi Camera with Battery Model Number: MC3L Additional Model: MC4L, MC5L, MC3LA, MC3LB, MC3LC FCC ID: 2A4GF-MC3L Applicant: Zhuhai Gotech Intelligent Technology Co., Ltd. Address: 66 Yongda Road, Hongqi Town, Jinwan District, Zhuhai 519090 P.R.China. Prepared By: EST Technology Co., Ltd. Chilingxiang, Qishantou, Santun, Houjie, Dongguan, Guangdong, China Tel: 86-769-83081888-808 Report Number: ESTE-R2212153 Date of Test: Sep. 28, ~Dec. 07, 2022 Date of Report: Dec. 09, 2022 FCC ID: 2A4GF-MC3L EST Technology Co. ,Ltd Report No. ESTE-R2212153 Page 2 of 5 Maximum Permissible Exposure 1. Applicable Standards 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. 1.1. Limits for Maximum Permissible Exposure (MPE) (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)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-10000 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)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-10000 1.o 30 Note: f=frequency in MHz; *Plane-wave equivalent power density FCC ID: 2A4GF-MC3L EST Technology Co. ,Ltd Report No. ESTE-R2212153 Page 3 of 5 1.2. MPE Calculation Method E (V/m) = d G × P × 30 Power Density: Pd (W/m 2 ) = 377 E 2 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 = 2 d × 377 G × P × 30 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 FCC ID: 2A4GF-MC3L EST Technology Co. ,Ltd Report No. ESTE-R2212153 Page 4 of 5 2. Conducted Power Result Mode Frequency (MHz) Peak output power (dBm) Peak output power (mW) IEEE 802.11b 2412 16.20 41.687 2437 16.97 49.774 2462 15.99 39.719 IEEE 802.11g 2412 18.13 65.013 2437 19.13 81.847 2462 18.17 65.614 IEEE 802.11n HT20 2412 18.19 65.917 2437 19.17 82.603 2462 18.26 66.989 FCC ID: 2A4GF-MC3L EST Technology Co. ,Ltd Report No. ESTE-R2212153 Page 5 of 5 3. Calculated Result and Limit Mode Peak output power (dBm) Target power （dBm ） MAX Target power （dBm） Antenna gain Power Density (S) (mW /cm2) Limited of Power Density (S) (mW /cm2) Test Result (dBi) (Linear ) 2.4G Band IEEE 802.11b 16.97 16±1 17 2.35 1.718 0.01713 1 Complies IEEE 802.11g 19.13 19±1 20 2.35 1.718 0.03418 1 Complies IEEE 802.11n HT20 19.17 19±1 20 2.35 1.718 0.03418 1 Complies End of Test Report

FCC ID: 2A4GF-MC3L EST Technology Co., Ltd Report No. ESTE-R2212152 Page 1 of 76 FCC PART 15C REPORT FOR CERTIFICATION On Behalf of Zhuhai Gotech Intelligent Technology Co., Ltd. Wifi Camera with Battery Model Number: MC3L Additional Model: MC4L, MC5L, MC3LA, MC3LB, MC3LC FCC ID: 2A4GF-MC3L Applicant : Zhuhai Gotech Intelligent Technology Co., Ltd. Address: 66 Yongda Road, Hongqi Town, Jinwan District, Zhuhai 519090 P.R.China. Prepared By: EST Technology Co., Ltd. Chilingxiang, Qishantou, Santun, Houjie, Dongguan, Guangdong, China Tel: 86-769-83081888-808 Report Number: ESTE-R2212152 Date of Test: Sep. 28, ~Dec. 07, 2022 Date of Report: Dec. 09, 2022 FCC ID: 2A4GF-MC3L EST Technology Co., Ltd Report No. ESTE-R2212152 Page 2 of 76 TABLE OF CONTENTS Description Page TEST REPORT VERIFICATION......................................................................................................................... 3 1. GENERAL INFORMATION ................................................................................................................. 5 1.1. Description of Device (EUT) ........................................................................................................... 5 1.2. Antenna Information ........................................................................................................................ 5 1.3. Information of RF Cable .................................................................................................................. 5 2. SUMMARY OF TEST ......................................................................................................................... 6 2.1. Summary of test result ...................................................................................................................... 6 2.2. Test Facilities ................................................................................................................................... 7 2.3. Measurement uncertainty ................................................................................................................. 8 2.4. Assistant equipment used for test ..................................................................................................... 8 2.5. Block Diagram ................................................................................................................................. 8 2.6. Test Mode ......................................................................................................................................... 9 2.7. Power Setting of Test Software ...................................................................................................... 10 2.8. Duty Cycle ...................................................................................................................................... 10 2.9. Channel List ................................................................................................................................... 11 2.10. Test Equipment List ....................................................................................................................... 12 3. 6DB BANDWIDTH .......................................................................................................................... 14 3.1. Limit ............................................................................................................................................... 14 3.2. Test Setup ....................................................................................................................................... 14 3.3. Spectrum Analyzer Setting ............................................................................................................. 14 3.4. Test Procedure ................................................................................................................................ 14 3.5. Test Result ...................................................................................................................................... 14 4. MAXIMUM PEAK OUTPUT POWER ................................................................................................. 15 4.1. Limit ............................................................................................................................................... 15 4.2. Test Setup ....................................................................................................................................... 15 4.3. Spectrum Analyzer Setting ............................................................................................................. 15 4.4. Test Procedure ................................................................................................................................ 15 4.5. Test Result ...................................................................................................................................... 15 5. POWER SPECTRAL DENSITY .......................................................................................................... 16 5.1. Limit ............................................................................................................................................... 16 5.2. Test Setup ....................................................................................................................................... 16 5.3. Spectrum Analyzer Setting ............................................................................................................. 16 5.4. Test Procedure ................................................................................................................................ 16 5.5. Test Result ...................................................................................................................................... 16 6. CONDUCTED BAND EDGE ............................................................................................................. 17 6.1. Limit ..............…

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Radiatedemissiontest:Below1GHz Radiatedemissiontest:Above1GHz Conductedemissiontest: