2A2UNHYMG4003-CHANNELTRANSMITTER

HRZ00020&HRZ00017 Copyright ©2022 Flysky Technology co., ltd USER MANUALUSER MANUAL Digital Proportional Radio Control System Thank you for purchasing our product. In order to ensure your safety, and the safety of others, read this manual carefully before using this product. If you encounter any problem during use, refer to this manual first. If the problem persists, contact your local dealer or visit our service and support website: www.flysky-cn.com Contents 1. Safety ............................................................................................1 1.1 Safety Symbols ....................................................................................................................1 1.2 Safety Guide .........................................................................................................................1 2.Introduction ............................................................................2 2.1 Transmitter Overview ..........................................................................................................2 2.2 Receiver Overview ..............................................................................................................3 3. Getting Started ...............................................................................4 3.1 Transmitter Battery Installation .........................................................................................4 4.Instructions .............................................................................5 4.1 Power On ..............................................................................................................................5 4.2 Buzzer ...................................................................................................................................5 4.3 LED Indicator .......................................................................................................................5 4.4 Binding .................................................................................................................................5 4.5 Stick Calibration ..................................................................................................................6 4.6 Power Off .............................................................................................................................6 5.System Functions ....................................................................7 5.1 Channel Description ............................................................................................................7 5.2 Channel Reverse .................................................................................................................7 5.3 Trims .....................................................................................................................................7 5.4 D/R ........................................................................................................................................7 5.5 Failsafe .................................................................................................................................7 6. HRZ00017 Receiver Function Instructions ................................8 6.1 Attentions ........................................................................................8 6.2 Use Guidance .......................................................................................................................8 6.3 Instruction on the binding of the receiver ........................................................................9 6.4 Protection Function Description .......................................................................................9 6.5 Failsafe .................................................................................................................................9 7. Product Specifications ..........................................................10 7.1 Transmitter Specifications( HRZ00020) ...........................................................................10 7.2 Receiver Specifications (HRZ00017) ................................................................................11 9. Package Contents .................................................................12 10. Certification .......................................................................13 10.1 DoC Declaration ...............................................................................................................13 10.2 CE Warning .......................................................................................................................13 10.3 Appendix 1 FCC Statement ............................................................................................13 11. Environmentally friendly disposal .......................................14 12. IC STATEMENT ....................................................................14 1 • Misuse of this product may lead to serious injury or death. To ensure the safety of you and your equipment, read this manual and follow the instructions. • Make sure the product is properly installed in your model. Failure to do so may result in serious injury. • Make sure to disconnect the receiver battery before turning off the transmitter. Failure to do so may lead to unintended operation and cause an accident. • Ensure that all motors operate in the correct direction. If not, adjust the direction first. • Make sure the model stays within the systems maximum range to prevent loss of control. • Do not use the product at night or in bad weather like rain or thunderstorm. It can cause erratic operation or loss of control. • Do not use the product when visibility is limited. • Do not use the product on rain or snow days. Any exposure to moisture (water or snow) may cause erratic operation or loss of control. • Interference may cause loss of control. To ensure the safety of you and others, do not operate in the following places: •…

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ShenZhen FLYSKY Technology Co.,Ltd Letter of Authorization Company: ShenZhen FLYSKY Technology Co.,Ltd Address: 16F, Huafeng Building, No. 6006 Shennan Road, Futian District, Shenzhen, Guangdong, China Product Type: 3-CHANNELTRANSMITTER Model Number(s): HRZ00020 Product Description: 3-CHANNELTRANSMITTER We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: 2022-03-23 Name: Kyle Li Title: RD Manager Company: ShenZhen FLYSKY Technology Co.,Ltd

ShenZhen FLYSKY Technology Co.,Ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2022-03-23 Subject; Request for Confidentiality FCC ID: 2A2UNHYMG400 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuantto KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Kyle Li Title: RD Manager

Test Model No.: HRZ00020

Material：0.25PC Glue ：3M467glue Color：PANTONE 300C,Black,White 30.2mm 26.5mm 18.1mm 54.2mm 48.4mm 57.8mm 67mm 34.8mm 20220319 见图 0.25PC+3M467胶 01 彩色印刷 HY-MG4 HY-MG4发射机贴纸 B-THYMG4-01 B-THYMG4-02 B-THYMG4-03 B-THYMG4-04 PANTONE 300 C BLACK 见图 Adobe Illustrator CC 客供

Test Model No.: HRZ00020

FCC ID: 2A2UNHYMG400 RF Exposure evaluation According to 447498 D01 General RF Exposure Guidance v05 The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation distances ≤ 50 mm are determined by: [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] ·[√ f(GHz)] ≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where f(GHz) is the RF channel transmit frequency in GHz Power and distance are rounded to the nearest mW and mm before calculation The result is rounded to one decimal place for comparison Worse case is as below: [2440MHz 17.83dBm（ 60.67mW）output power] (60.67mW /30mm) ·[√2.440 (GHz)]= 3.155 < 7.5 for 10-g extremity SAR Then SAR evaluation is not required Remark： The shortest distance between antenna and The manual part is 30mm

Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 1 of 16 Appendix for 15.247 1. Bandwidth 1.1 Test Result Test Mode Frequency (MHz) TX Type ANT No. 20dB Bandwidth Verdict Test Result (MHz) FHSS 2408 SISO 1 1.135 PASS 2440 SISO 1 1.117 PASS 2475 SISO 1 1.127 PASS Test Mode Frequency (MHz) TX Type ANT No. 99% Occupied Bandwidth Test Result (MHz) FHSS 2408 SISO 1 1.008 Only for Report Use 2440 SISO 1 1.012 Only for Report Use 2475 SISO 1 1.008 Only for Report Use Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 16 1.2 Test Graph - 20dB Bandwidth Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 3 of 16 1.3 Test Graph - 99% Occupied Bandwidth Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 4 of 16 Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 5 of 16 2. Maximum Conducted Output Power 2.1 Test Result Test Mode Frequency (MHz) Tx Type Measured Peak Output Power (dBm) Limits (dBm) Verdict Ant 1 GFSK 2408 SISO 17.82 20.97 PASS 2440 SISO 17.83 20.97 PASS 2475 SISO 16.89 20.97 PASS 2.2 Test Graph Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 6 of 16 Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 7 of 16 3. Carrier frequency separation 3.1 Test Result ANT No. Test channel Carrier Frequencies Separation (kHz) Limit (kHz) Result 1 Lowest 3500 757 Pass Middle 2008 745 Pass Highest 4483 751 Pass 3.2 Test Graph Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 8 of 16 Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 9 of 16 4. Number of hopping frequencies 4.1 Test Result Test Mode TX Type ANT No. Num of Hopping Frequencies Limits Verdict FHSS SISO 1 16 ≥15 PASS 4.2 Test Graph Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 10 of 16 5. Time of occupancy (dwell time) 5.1 Test Result ANT No. Test channel Ton (ms) Dwell time(ms) Limit(ms) Result 1 Lowest 0.7667 98.1376 400 Pass Middle 0.7667 98.1376 400 Pass Highest 0.7667 98.1376 400 Pass The formula as below: Lowest: Dwell time = Ton * Ton times in 1s * 0.4s * channel numbers=0.7667ms*20*0.4*16=98.1376ms Middle: Dwell time = Ton * Ton times in 1s * 0.4s * channel numbers=0.7667ms*20*0.4*16=98.1376ms Highest: Dwell time = Ton * Ton times in 1s * 0.4s * channel numbers=0.7667ms*20*0.4*16=98.1376ms Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 11 of 16 5.2 Test Graph Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 12 of 16 6. Unwanted Emissions in Non-restricted Frequency Bands 6.1 Test Result Test Mode Frequency (MHz) TX Type ANT No. Spurious Conducted Emission (dBm) Limits (dBm) Verdict FHSS 2408 SISO 1 Refer to test graph -2.25 PASS 2440 SISO 1 Refer to test graph -2.25 PASS 2475 SISO 1 Refer to test graph -2.25 PASS Hopping SISO 1 Refer to test graph -2.25 PASS 6.2 Test Graph Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 13 of 16 Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China …

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Global United Technology Services Co., Ltd. Report No.: GTS202203000145F01 Authorized Signature: Robinson Luo Laboratory Manager This results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Page 1 of 35 TEST REPORT Applicant: ShenZhen FLYSKY Technology Co.,Ltd Address of Applicant: 16F, Huafeng Building, No. 6006 Shennan Road, Futian District, Shenzhen, Guangdong, China Manufacturer: ShenZhen FLYSKY Technology Co.,Ltd Address of Manufacturer: 16F, Huafeng Building, No. 6006 Shennan Road, Futian District, Shenzhen, Guangdong, China Factory: Dongguan Flysky RC Model technology Co.,Ltd Address of Factory: West building 3, HuangjinyuanInd Park, Qiaoli North Gate, Changping Town, Dongguan, China Equipment Under Test (EUT) Product Name: 3-CHANNELTRANSMITTER Model No.: HRZ00020 Trade Mark: FLYSKY FCC ID: 2A2UNHYMG400 Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of sample receipt: March 09, 2022 Date of Test: March 10-23, 2022 Date of report issued: March 23, 2022 Test Result : PASS * * In the configuration tested, the EUT complied with the standards specified above. Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 35 2 Version Version No. Date Description 00 March 23, 2022 Original Prepared By: Date: March 23, 2022 Project Engineer Check By: Date: March 23, 2022 Reviewer Report No.: GTS202203000145F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 3 of 35 3 Contents Page 1 COVER PAGE ................................................................................................................................................ 1 2 VERSION ........................................................................................................................................................ 2 3 CONTENTS .................................................................................................................................................... 3 4 TEST SUMMARY ........................................................................................................................................... 4 4.1 MEASUREMENT UNCERTAINTY .................................................................................................................. 4 5 GENERAL INFORMATION ............................................................................................................................ 5 5.1 GENERAL DESCRIPTION OF EUT ............................................................................................................... 5 5.2 TEST MODE .............................................................................................................................................. 7 5.3 TEST FACILITY .......................................................................................................................................... 7 5.4 TEST LOCATION ....................................................................................................................................... 7 5.5 DESCRIPTION OF SUPPORT UNITS ............................................................................................................. 7 5.6 DEVIATION FROM STANDARDS ................................................................................................................... 7 5.7 ABNORMALITIES FROM STANDARD CONDITIONS ......................................................................................... 7 5.8 ADDITIONAL INSTRUCTIONS ....................................................................................................................... 7 6 TEST INSTRUMENTS LIST ........................................................................................................................... 8 7 TEST RESULTS AND MEASUREMENT DATA .......................................................................................... 10 7.1 ANTENNA REQUIREMENT ......................................................................................................................... 10 7.2 CONDUCTED PEAK OUTPUT POWER ........................................................................................................ 11 7.3 20DB EMISSION BANDWIDTH .................................................................................................................. 12 7.4 CARRIER FREQUENCIES SEPARATION ...................................................................................................... 13 7.5 HOPPING CHANNEL NUMBER .................................................................................................................. 14 7.6 DWELL TIME ........................................................................................................................................... 15 7.7 SPURIOUS EMISSION IN NON-RESTRICTED & RESTRICTED BANDS ............................................................. 16 7.7.1 Conducted Emission Method ........................................................................................................... 16 7.7.2 Radiated Emission Method .............................................................................................................. 17 8 TEST SETUP PHOTO .................................................................................................................................. 35 9 EUT CONSTRUCTIONAL DETAILS ................…

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