YAMHM78XVHFDIGITAL MOBILE RADIO

1 1. Product Overview 1.1 Product Layout Front Panel No. Part Name No. Part Name 1 Volume Control &Channel/GroupSelecto r Knob 9 Right Key 2 LED Indicator 10 Down Key 3 LCD Display 11 Speaker 4 OK/Menu Key 12 P5/Answer Key 5 Back/Subgroup Key 13 Left Key 6 P6/End Key 14 P1/P2/P3/P4 (Programmable Keys) 7 Power On/Off Key 15 Top Key (TK) 8 Up Key 16 Aviation Connector 2 Rear Panel No. Part Name No. Part Name 1 RF Antenna Connector 4 GPS Antenna Connector 2 Power Inlet 5 Network Port 3 Accessory connector / / Note The GPS antenna connector is used only by radioswith the GPS feature. Palm Microphone Note The palm microphone without keypad is available for the digital radio and the one with keypad is for the trunking radio. 3 Handset Note The handset is available only for the duplex radio. 1.2 Programmable Keys You can request your dealer to program the followingkeys as shortcuts to assignable radio features:  Mobile radio: TK, P1 key, P2 key, P3 key, P4 key, P5/Answer key, and P6/End key.  Palm microphone with keypad: TK, P1 key, and P2 key.  Handset: Same as the mobile radio. 4 2. Installation 2.1 Instructions Before installing the radio in a vehicle, read the following instructions carefully:  The radio must work with a 13.6V ± 15% negative ground electrical system only. Ensure to check the ground polarity and voltage of the vehicle power supply prior to installation.  Check how long the screws will extend from the bottom surface of the radio. Drill the mounting hole cautiously to avoid damage to the vehicle wiring and other parts.  Connect the antenna and power cord to the radio before you install the radio in the bracket. Make sure the antenna and power cord are dedicated for digital radios of the Company.  Install the radio with mounting bracket supplied by the Company, to avoid radio looseness in case of accidents. The loose radio may cause bodily injury.  Install the radio in a location where you can reach the front panel conveniently.  Keep sufficient clearance at the back of the radio for wiring.  Be sure to use the fuse with the same specification for DC power cord upon replacement.  If any other devices are in the vicinity of this radio,the antenna of this radio shall be no less than 10meters away from that of such RF device. 2.2 Tools  Electric drill  Phillips screwdriver  T6 torx screwdriver 5 2.3 Parts No. Part Name No. Part Name 1 Mobile Radio 8 Handset 2 Locking Knobs 9 Screw (4 mm x 16 mm) 3 Mounting Bracket 10 Handset Hanger 4 Screw (4.8 mm x 20 mm) 11 GPS Antenna 5 Palm Microphone 12 Power Cord (with fuse) 6 Screw (4 mm x 16 mm) 13 RF Antenna 7 Microphone Hanger / / 6 Note  The RF antenna should be purchased separately.  The GPS antenna is available only for radioswith the GPS feature.  The palm microphone without keypad (with ⑥and ⑦) is available for the digital radio, and theone with keypad (with ⑥ and ⑦) is for thetrunking radio. The handset (with ⑨ and ⑩) isfor the duplex radio. 2.4 Procedure 1. Select a location, drill holes based on the shape of themounting bracket, and then use the screws (4.8 mm x20 mm) to secure the bracket. 2. Connect the RF antenna, GPS antenna,and powercord to the radio. 3. Slide the radio into the mounted bracket, and then secure itusing the locking knobs. 4. Install the microphone hanger in a location whereyou can reach it easily, and then use the screws (4 mm x 16 mm) to secure it. 5. Align the triangle index on the palm microphone orthe handset with the installation index, plug theconnector into the radio, and then rotate the connectorclockwise to secure it. 6. Place the palm microphone or the handset on thehanger when you do not use it. 3 3 To To 3 To 1. 2. 3 Yo    3. Bas .1 Turn o turn the rad o turn the rad .2 Adju o increase or Press the V Rotate the .3 Usin ou can use th To switch To enter s To enter a Note If no keyp ic Op ning th dio on, long pr dio off, press t usting t decrease the Volume Con e Volume Co ng the K he keypad on t h the input me special charac a space, press e ot particularly pad or the han peratio e Radi ress the On- O the On-Off k the Vo volume, rota ntrol knob to ontrol knob to Keypad the palm mic ethod between cters, press in alp h y specified, th ndset. ons o On o Off key. key. lume te the Smart switch to vo l o adjust the v d crophone or th n alphabetic m in alphab habetic mode he keypad me 7 or Off knob clockw lume control volume. hehandset to modeand num beticmode. e. entioned in th wise or counte mode. edit user alia meric mode, p his manual in er-clockwise. ses or IDs an press . ndicates that o nd text messag of the palm m ges. microphone wwith 8 3.4 Switching the Operation Mode The radio can operate in conventional or trunking mode.In conventional mode, you can receive and transmit voiceand data after selecting the required channel. In trunkingmode, you can receive and transmit voice and data afterthe radio registers with the base station (BS)successfully.  To manually switch the operation mode, go toMode>Manual Switch, or press the preprogrammedOperation Mode Switch key.  To allow the radio to automatically switch toconventional mode when the signal drops below thepreset level in trunking mode, go to Mode>AutoSwitch, or press the preprogrammed ModeAutomatic Switch key. 3.4.1 Conventional Mode In conventional mode, a channel is used to receive and transmit data and voice, and a zone is a group of channels within the same operational area. The radio receives and transmits data and voice on the selected channel. 3.4.1.1 Selecting a Zone  On the Zone menu, press the Up or Down key toselect a zone, and then press the OK/Menu key.  Press the preprogrammed Zone Up or Zone Down key. 3.4.1.2 Selecting a Channel  Press and rotate the Smart knob.  Rotate the Channel Selector knob.  Press the preprogrammed Channel Up or Channel Down key.  Press the preprogrammed Preset Channel key. Note If the Voice Notify feature is enabled by yourdealer, the radio announces the channel numberupon channel …

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QA -FR-170-B Hytera Communications Corporation Limited Add: Hytera Tower, Hi-Tech Industrial Park North, 9108# Beihuan Road, Nanshan District, Shenzhen, 518057 China Tel: +86-755-26972999 Fax: +86-755-86139020 Email: [email protected] FCC Authorization Date: 2020-05-18 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We , Hytera Communications Corporation Limited, Hereby authorizes Bay Area Compliance Laboratories Corporation to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratory Corporation on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Client’s signature Printed Name: Tiantian Chen Title: Certification Engineer

QA-F R-171-A Hytera Communications Corporation Limited Add: Hytera Tower, Hi-Tech Industrial Park North, 9108# Beihuan Road, Nanshan District, Shenzhen, 518057 China Tel: +86-755-26972999 Fax: +86-755-86139020 Email: [email protected] FCC Confidential Authorization Date:2020-05-18 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Sub ject: Confidentiality Request regarding application for certification of FCC ID:YAMHM78XVHF In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Hytera Communications Corporation Limited . hereby requests long-term confidential treatment of information accompanying this application as outlined below: Block Diagram Schematics Operation Description Parts List/Tune up procedure (for licensed devices) The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely, Signature: Tiantian Chen Certification Engineer

Hytera Communications Corporation Limited Add: Hytera Tower, Hi-Tech Industrial Park North, 9108# Beihuan Road, Nanshan District, Tel: +86-755-26972999 Fax: +86-755-86139020 Email: [email protected] DECLARATION OF SIMILARITY Date: 2020-05-18 To FEDER AL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7 435 Oakland Mills Road Columbia, MD 21046 Dear Sir or Madam: We, Hytera Communications Corporation Limited, hereby declare that the product: DIGITAL MOBILE RADIO, models: HM780 VHF,HM786 VHF,HM788 VHF,HM785 VHF are electrically identical with the model: HM782 VHF which was tested by BACL with the same electromagnetic emissions and electromagnetic compatibility characteristics. A description of the differences between those models and that are declared similar are as follows: They are the same product, and just the different model name. the rest are the same. Please contact me should there be need for any additional clarification or information. Best Regards, Signature: Printed Name: Tiantian Chen Title: Certification Engineer Shenzhen, 518057 China

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Handset GPS Antenna Digital radio Antenna

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Base: GPS module BT IC BT Antenna Handset:

Note: This report must not be used by the customer to claim product certification, approval, or endorsement by A2LA* or any agency of the Federal Government. This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. BACL is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. FCC PART 15.247 TEST REPORT For Hytera Communications Corporation Limited Hytera Tower, Hi-Tech Industrial Park North, 9108# Beihuan Road, Nanshan District, Shenzhen, 518057 China FCC ID: YAMHM78XVHF Report Type: Original Report Product Type: DIGITAL MOBILE RADIO Re port Number: RDG200119002-00B Re port Date: 2020-05-18 Reviewed B y: Jimmy Xiao RF En gineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F., West Wing, Third Phase of Wanli Industrial Building, Shihua Road, Futian Free Trade Zone, Shenzhen, Guangdong, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RDG200119002-00B FCC Part 15.247 Page 2 of 27 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 RELATED SUBMITTAL(S)/GRANT(S) ............................................................................................................................. 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 6 SPECIAL ACCESSORIES ................................................................................................................................................. 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 6 EXTERNAL I/O CABLE .................................................................................................................................................. 6 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 7 SUMMARY OF TEST RESULTS ............................................................................................................................... 8 TEST EQUIPMENT LIST ........................................................................................................................................... 9 FCC §1.1307 (b) (1) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) .................................................. 10 APPLICABLE STANDARD ............................................................................................................................................ 10 RESULT ...................................................................................................................................................................... 10 FCC §15.203 – ANTENNA REQUIREMENT .......................................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................................ 12 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 12 FCC §15.205, §15.209 & §15.247(d) – RADIATED EMISSIONS ........................................................................... 13 APPLICABLE STANDARD ............................................................................................................................................ 13 EUT SETUP ................................................................................................................................................................ 13 EMI TEST RECEIVER & SPECTRUM ANALYZER SETUP .............................................................................................. 14 TEST PROCEDURE ..................................................................................................................…

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Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Appendix A: 20dB Emission Bandwidth Test Result TestMode Antenna Channel 20db EBW[MHz] Limit[MHz] Verdict DH1 Ant1 2402 0.924 --- PASS 2441 0.891 --- PASS 2480 0.894 --- PASS 2DH1 Ant1 2402 1.224 --- PASS 2441 1.224 --- PASS 2480 1.224 --- PASS 3DH1 Ant1 2402 1.209 --- PASS 2441 1.212 --- PASS 2480 1.215 --- PASS Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Test Graphs DH1_Ant1_2402 DH1_Ant1_2441 DH1_Ant1_2480 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 2DH1_Ant1_2402 2DH1_Ant1_2441 2DH1_Ant1_2480 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 3DH1_Ant1_2402 3DH1_Ant1_2441 3DH1_Ant1_2480 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Appendix C: Maximum conducted Peak output power Test Result TestMode Antenna Channel Result[dBm] Limit[dBm] Verdict DH1 Ant1 2402 3.07 <=20.97 PASS 2441 3.11 <=20.97 PASS 2480 2.38 <=20.97 PASS 2DH1 Ant1 2402 0.58 <=20.97 PASS 2441 0.77 <=20.97 PASS 2480 -0.01 <=20.97 PASS 3DH1 Ant1 2402 1.03 <=20.97 PASS 2441 1.24 <=20.97 PASS 2480 0.43 <=20.97 PASS Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Test Graphs DH1_Ant1_2402 DH1_Ant1_2441 DH1_Ant1_2480 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 2DH1_Ant1_2402 2DH1_Ant1_2441 2DH1_Ant1_2480 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 3DH1_Ant1_2402 3DH1_Ant1_2441 3DH1_Ant1_2480 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Appendix D: Carrier frequency separation Test Result TestMode Antenna Channel Result[MHz] Limit[MHz] Verdict DH1 Ant1 Hop 1 >=0.594 PASS 2DH1 Ant1 Hop 1.003 >=0.816 PASS 3DH1 Ant1 Hop 1 >=0.808 PASS Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Test Graphs DH1_Ant1_Hop 2DH1_Ant1_Hop 3DH1_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Appendix E: Time of occupancy Test Result TestMode Antenna Channel Burst Width [ms] Total Hops [Num] Result[s] Limit[s] Verdict DH1 Ant1 Hop 0.40 320 0.129 <=0.4 PASS DH3 Ant1 Hop 1.65 160 0.264 <=0.4 PASS DH5 Ant1 Hop 2.89 110 0.318 <=0.4 PASS 2DH1 Ant1 Hop 0.42 320 0.134 <=0.4 PASS 2DH3 Ant1 Hop 1.66 160 0.266 <=0.4 PASS 2DH5 Ant1 Hop 2.90 110 0.319 <=0.4 PASS 3DH1 Ant1 Hop 0.42 320 0.134 <=0.4 PASS 3DH3 Ant1 Hop 1.66 160 0.266 <=0.4 PASS 3DH5 Ant1 Hop 2.91 110 0.32 <=0.4 PASS Note 1：A period time=0.4*79=31.6(S), R=Burst Width*Total Hops Note 2: Total Hops =Hopping Number in 3.16s*10 Note 3: Hoping Number in 3.16s=Total of highest signals in 3.16 s Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Test Graphs DH1_Ant1_Hop DH3_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B DH5_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 2DH1_Ant1_Hop 2DH3_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 2DH5_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 3DH1_Ant1_Hop 3DH3_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 3DH5_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Appendix F: Number of hopping channels Test Result TestMode Antenna Channel Result[Num] Limit[Num] Verdict DH1 Ant1 Hop 79 >=15 PASS 2DH1 Ant1 Hop 79 >=15 PASS 3DH1 Ant1 Hop 79 >=15 PASS Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Test Graphs DH1_Ant1_Hop 2DH1_Ant1_Hop 3DH1_Ant1_Hop Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B Appendix G: Band edge measurements Test Graphs DH1_Ant1_Low_2402 DH1_Ant1_High_2480 DH1_Ant1_Low_Hop_2402 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B DH1_Ant1_High_Hop_2480 2DH1_Ant1_Low_2402 2DH1_Ant1_High_2480 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 2DH1_Ant1_Low_Hop_2402 2DH1_Ant1_High_Hop_2480 3DH1_Ant1_Low_2402 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.:RDG200119002-00B 3DH1_Ant1_High_2480 3DH1_Ant1_Low_Hop_2402 3DH1_Ant1_High_Hop_2480

EXHIBIT D - TEST SETUP PHOTOGRAPHS Radiated Emissions View (Below 1 GHz) Radiated Emissions View (Above 1 GHz)