Q5EDP27502DMR Two Way Radio

D P 2 7 5 P r o f e s s i o n a l W a l k i e - t a l k i e Q u i c k O p e r a t i o n M a n u a l F a m i l i a r i z e w i t h P r o d u c t D P 2 7 5 U n b o x i n g I n s p e c t i o n P l e a s e c a r e f u l l y o p e n t h e p a c k a g i n g b o x a n d v e r i f y t h a t i t c o n t a i n s t h e i t e m s l i s t e d i n t h e t a b l e b e l o w . I f a n y i t e m s a r e m i s s i n g o r d a m a g e d , p l e a s e c o n t a c t y o u r d e a l e r p r o m p t l y . 1 . P l u g t h e c h a r g i n g p o w e r a d a p t e r i n t o a s u i t a b l e A C p o w e r o u t l e t . 2 . L i f t t h e U S B c o v e r o n t h e b o t t o m s i d e o f t h e a c c e s s o r y c o v e r , c o n n e c t o n e e n d o f t h e U S B c a b l e t o t h e p o w e r a d a p t e r , a n d p l u g t h e o t h e r e n d i n t o t h e T Y P E - C p o r t o n t h e r i g h t s i d e o f t h e t e r m i n a l . T h e b l u e i n d i c a t o r l i g h t t u r n s o n t o s t a r t c h a r g i n g ( p l e a s e c h a r g e w i t h t h e d e v i c e o f f ) . 3 . A f t e r a b o u t 4 h o u r s o f c h a r g i n g , t h e b l u e i n d i c a t o r l i g h t t u r n s o f f , i n d i c a t i n g t h e b a t t e r y i s f u l l y c h a r g e d . 4 . R e m o v e t h e c h a r g i n g p o w e r a d a p t e r f r o m t h e A C p o w e r o u t l e t . C h a r g i n g M e t h o d : D o c k C h a r g e r ( O p t i o n a l ) 1 . P l u g t h e d o c k c h a r g e r p o w e r a d a p t e r i n t o a s u i t a b l e A C p o w e r o u t l e t . 2 . I n s e r t t h e w a l k i e - t a l k i e i n t o t h e c h a r g i n g d o c k ; t h e b l u e i n d i c a t o r l i g h t t u r n s o n t o s t a r t c h a r g i n g ( p l e a s e c h a r g e w i t h t h e d e v i c e o f f ) . 3 . A f t e r a b o u t 4 h o u r s o f c h a r g i n g , t h e b l u e i n d i c a t o r l i g h t t u r n s o f f , i n d i c a t i n g t h e b a t t e r y i s f u l l y c h a r g e d . 4 . R e m o v e t h e d o c k c h a r g e r p o w e r a d a p t e r f r o m t h e A C p o w e r o u t l e t . 1 . T h e w a l k i e - t a l k i e b a t t e r y i s n o t c h a r g e d w h e n i t l e a v e s t h e f a c t o r y . P l e a s e c h a r g e t h e b a t t e r y b e f o r e t h e f i r s t u s e . 2 . W h e n c h a r g i n g t h e w a l k i e - t a l k i e w i t h t h e b a t t e r y , p l e a s e t u r n o f f t h e w a l k i e - t a l k i e . 3 . F o r a n e w b a t t e r y ' s f i r s t c h a r g e o r a b a t t e r y t h a t h a s b e e n s t o r e d f o r a l o n g t i m e ( o v e r 2 m o n t h s ) , i t s h o u l d b e c h a r g e d s e v e r a l t i m e s t o r e a c h n o r m a l c a p a c i t y . E n s u r e t h a t t h e b a t t e r y i s c h a r g e d a t l e a s t o n c e e v e r y t h r e e m o n t h s .  N o t e : I n s t a l l i n g / R e m o v i n g t h e B a t t e r y 1 . A l i g n t h e t o p o f t h e b a t t e r y w i t h t h e b a t t e r y i n s t a l l a t i o n p o s i t i o n o n t h e b a c k o f t h e w a l k i e - t a l k i e , a n d i n s e r t t h e b a t t e r y . 2 . P r e s s t h e b a t t e r y d o w n a n d p u s h t h e b a t t e r y c o v e r d o w n w a r d s u n t i l y o u h e a r a " c l i c k " s o u n d , e n s u r i n g t h e b a t t e r y l a t c h i s i n t h e c o r r e c t p o s i t i o n . I n s t a l l i n g t h e B a t t e r y R e m o v i n g t h e B a t t e r y 1 . P r e s s t h e b o t t o m 【 P U S H 】 l a t c h o f t h e b a t t e r y . 2 . O n c e t h e b a t t e r y i s l o o s e n e d , i t c a n b e r e m o v e d . N o t e : 1 . D o n o t s h o r t - c i r c u i t t h e b a t t e r y t e r m i n a l s o r d i s p o s e o f t h e b a t t e r y i n f i r e . 2 . D o n o t d i s a s s e m b l e t h e b a t t e r y c a s i n g o n y o u r o w n . I n s t a l l i n g / R e m o v i n g t h e A n t e n n a 1 . F o r i n s t a l l a t i o n , i n s e r t t h e t h r e a d e d e n d o f t h e a n t e n n a i n t o t h e a n t e n n a p o r t a t t h e t o p o f t h e w a l k i e - t a l k i e , a n d r o t a t e i t c l o c k w i s e u n t i l i t i s t i g h t . 2 . T o r e m o v e t h e a n t e n n a , r o t a t e i t c o u n t e r c l o c k w i s e . I n s t a l l i n g / R e m o v i n g t h e B e l t C l i p 1 . F l a t t e n t h e b e l t c l i p b r a c k e t . 2 . A l i g n t h e r a i s e d r i b o n t h e b a c k o f t h e m a i n u n i t ' s b a t t e r y c o v e r w i t h t h e n o t c h i n t h e b e l t c l i p b r a c k e t . 3 . P u s h t h e b e l t c l i p d o w n w a r d u n t i l y o u h e a r a " c l i c k " s o u n d , i n d i c a t i n g t h e b e l t c l i p i s p r o p e r l y i n s t a l l e d . I n s t a l l i n g t h e B e l t C l i p 1 . L i f t t h e s p r i n g l a t c h o n t h e b e l t c l i p b r a c k e t u p w a r d s t o r e l e a s e i t f r o m t h e s l o t . 2 . P u s h t h e b e l t c l i p u p w a r d t o s l i d e i t o u t o f t h e s l o t o n t o p o f t h e b a t t e r y c o v e r . 3 . R e m o v e t h e b e l t c l i p . R e m o v i n g t h e B e l t C l i p B a s i c O p e r a t i o n s 1 . T u r n i n g O n / O f f t h e w a l k i e - t a l k i e I n t h e o f f s t a t e , p r e s s a n d h o l d t h e [ P o w e r ] b u t t o n f o r 5 s e c o n d s u n t i l y o u h e a r t h e a n n o u n c e m e n t " W e l c o m e t o u s e " , i n d i c a t i n g s u c c e s s f u l p o w e r o n . I n t h e o n s t a t e , p r e s s a n d h o l d t h e [ P o w e r ] b u t t o n f o r 5 s e c o n d s u n t i l y o u h e a r t h e a n n o u n c e m e n t " O f f " , i n d i c a t i n g t h e d e v i c e i s t u r n e d o f f . 2 . S e l e c t i n g a C h a n n e l I n s t a n d b y m o d e , r o t a t e t h e [ C h a n n e l K n o b ] t o s e l e c t t h e d e s i r e d c h a n n e l . 3 . A d j u s t i n g V o l u m e T o i n c r e a s e v o l u m e : B r i e f l y p r e s s t h e s i d e [ ▲ ] b u t t o n t o r a i s e t h e v o l u m e , a c c o m p a …

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Kirisun Communication Co.,Ltd. * the applicant must designate a contact located in the United States for purposes of acting as the applicant’s agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process. U.S. Agent Designation for Service of Process - Certification Attestation Letter September 4, 2024 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID: Q5EDP27502 FRN: 0008873473 Per section 2.911(d)(7) of the FCC rules, (“ Kirisun Communication Co.,Ltd.”) certifies that the equipment for which authorization is sought is designated to the following U.S. Designated agent* for service of process: Company Name: Kirisun Americas LLC Physical U.S. Company Address: 6043 NW 167st Unit A2 HIALEAH, FL 33015-4322 United States Agent name: Carlos Chajin Agent Email Address: [email protected] FRN: 0033737685 The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Signed: Designated Agent Signed: (Required, if different to Applicant): Signed: Signed: Printed name: Jessica Wang Printed name: Carlos Chajin Title: Product Manager Title: Vice President Company Name: Kirisun Communication Co.,Ltd. Company Name: Kirisun Americas LLC Date: September 4, 2024 Date: 2024-09-04

Kirisun Communication Co.,Ltd. Covered Equipment Certification Attestation Letter 8/27/2024 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID: Q5EDP27502 (Kirisun Communication Co.,Ltd. ) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. ( Kirisun Communication Co.,Ltd.) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Signed: Printed name: Jessica Wang Title: Product Manager Company Name: Kirisun Communication Co.,Ltd. Date: 8/27/2024

Kirisun Communication Co.,Ltd. 3rd Floor, Building A, Tongfang Information Habour, No.11 Langshan Road, Nanshan District, Shenzhen 518057, P.R.China Tel: 0755-86096055 Attestation letter FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Dear Sir/Madam, We, Kirisun Communication Co.,Ltd. hereby declare that our product: DMR Two Way Radio FCC ID: Q5EDP27502 is capable of supporting a voice channel and a minimum data rate of 4800 bits per second per 6.25 kHz of channel bandwidth. DMR interphone’s bandwidth is 12.5 kHz, and it has a double time slot, one is the speech time slot, one is the data time slot, just language sequence is satisfied with 4800 bps/6.25 kHz BW. For Part 90 frequency user, the radio is disabled 25kHz channel bandwidth mode by radio firmware at factory in order to comply with FCC mandate for part 90 frequencies. Sincerely, Jessica Wang Signature: 2024-08-27

2024-08-27 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: Q5EDP27502 Product Name: DMR Two Way Radio 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  PCB Layout  PCB Placement  BOM  Tune up 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. By: Jessica Wang Signature Printed Title: Product Manager On behalf of : Kirisun Communication Co.,Ltd. Telephone: 0755-86096055

Kirisun Communication Co.,Ltd. Add: 3rd Floor, Building A, Tongfang Information Habour, No.11 Langshan Road, Nanshan District, Shenzhen 518057, P.R.China Tel: 0755-86096055 Extended Frequencies Justification Date: 2024-08-27 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Dear Sir/Madam, The DMR Two Way Radio, LMR with FCC ID: Q5EDP27502 was designed to operate in the frequency bands 400MHz~406MHz, 406.1MHz~470MHz. To aid equipment authorization in other countries which accept the United States FCC Grant for certification, Kirisun Communication Co.,Ltd. is requesting that the FCC lists the frequencies 400MHz~406MHz, 406.1MHz~470MHz, under FCC Rules Parts 90 on the FCC Grant. Kirisun Communication Co.,Ltd. attests that the radio will not be marketed to USA users with the frequency band which is not allowed by the rule part 90. Per the FCC’s KDB634817 guidance, as an alternative to listing the exact frequencies, we acknowledge that it’s a violation of the FCC Rules if this device operates on unauthorized frequencies. Frequency Range (MHz) FCC Rule Part 400-406 For Federal 406.1-420 90 420-421 90 421-430 90 430-450 90 450-470 90 470-470 For Federal Sincerely, Signature: Typed or Printed Name: Jessica Wang E-mail: Jessica Wang @kirisun.com

2024-08-27 Nemko Canada Inc 303 River Road Ottawa, Ontario, Canada K1V 1H2 Attn: Director of Certification Authority to Act as Agent On our behalf, I appoint Shenzhen Huatongwei International Inspection Co., Ltd./ Building 7, Baiwang Idea Factory, No.1051, Songbai Road, Yangguang Community, Xili Subdistrict, Nanshan District, Shenzhen, Guangdong, China / Xu Yang,. 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, as specified by Nemko Canada Inc, still resides with Kirisun Communication Co.,Ltd. / 3rd Floor, Building A, Tongfang Information Habour, No.11 Langshan Road, Nanshan District, Shenzhen 518057, P.R.China Agency agreement expiration date: 2025-08-27 By: Jessica Wang Signature Printed Title: Product Manager On behalf of : Kirisun Communication Co.,Ltd. Telephone: 0755-86096055

Differences declaration 2024-08-27 FCC ID: Q5EDP27502 Product Name: DMR Two Way Radio Model Numbers: DP275, NDMR S, VDG-260, DP265, DP285, DP295 To whom concern: Our company Kirisun Communication Co.,Ltd. Here by declares: Multi-model differences are as follows: Main model: Listed model: Main Model No.: DP275 Schematic diagram 电路原理图 PCB layout PCB走线 Appearance 外观结构 Model name 型号命名 Other 其它 Series Model No.: NDMR S, VDG-260, DP265, DP285, DP295   ∆ ∆  Note: 1. If it is a same, mark it as  如相同, 则标识为 2. If there is a difference, mark it as ∆; If there are differences other than model name differences, please describe them in detail 如有差异，则标注为∆; 除了型号命名差异外，如有其它差异则需要在下面详细描述 Model No.: Differences describe Main model no.: DP275 The product model(s) NDMR S, VDG-260, DP265, DP285, DP295 is the same PCB layout, electronic schematic and Antenna with DP275, which tested in Shenzhen Huatongwei International Inspection Co., Ltd., The difference lies in the appearance color and the model name for commercial use. Series model no.: NDMR S, VDG-260, DP265, DP285, DP295 By: Jessica Wang Signature Printed Title: Product Manager On behalf of : Kirisun Communication Co.,Ltd.

Report No.: CHTW24080076 Page: 36 of 40 Issued: 2024-08-26 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-09) 7 EXTERNAL AND INTERNAL PHOTOS 7.1 External photos Report No.: CHTW24080076 Page: 37 of 40 Issued: 2024-08-26 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-09) Report No.: CHTW24080076 Page: 38 of 40 Issued: 2024-08-26 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-09)

Report No.: CHTW24080076 Page: 39 of 40 Issued: 2024-08-26 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-09) 7.2 Internal photos Report No.: CHTW24080076 Page: 40 of 40 Issued: 2024-08-26 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-09) 8 APPENDIX REPORT

Page: 1 of 25 TEST REPORT Report No. ...................................... : CHTW24080036 Report verification: Project No. ...................................... : SHT2406056601W FCC ID ............................................. : Q5EDP27502 Applicant’s name ........................... : Kirisun Communication Co.,Ltd. Address ............................................. : 3rd Floor, Building A, Tongfang Information Habour, No.11 Langshan Road, Nanshan District, Shenzhen 518057, P.R.China Product Name ................................ : DMR Two Way Radio Trade Mark ....................................... : Model/Type reference ....................... : DP275 Listed Model(s) ................................. : NDMR S, VDG-260, DP265, DP285, DP295 Standard ......................................... : FCC 47 CFR Part2.1093 IEEE Std C95.1, 1999 Edition IEEE 1528: 2013 Date of receipt of test sample.........: Jul. 04, 2024 Date of testing.............................: Jul. 16, 2024 Date of issue...............................: Aug. 08, 2024 Result .................. ........................: PASS Compiled by ( position+printed name+signature) .. : File administrators:Xiaodong Zhao Supervised by ( position+printed name+signature) .. : Test Engineer: Xiaodong Zhao Approved by ( position+printed name+signature) .. : Manager: Xu Yang Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd Address ............................................. : Building 7, Baiwang Idea Factory, No.1051, Songbai Road, Yangguang Community, Xili Subdistrict, Nanshan District, Shenzhen, Guangdong, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report merely correspond to the test sample. Report No.: CHTW24080036 Page: 2 of 25 Issued: Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V05 (2023-03) Contents 1. Statement of Compliance 3 2. Test Standards and Report version 4 2.1. Test Standards 4 2.2. Report version 4 3. Summary 5 3.1. Client Information 5 3.2. Product Description 5 3.3. Radio Specification Description 6 3.4. Test frequency list 6 3.5. Testing Laboratory Information 7 3.6. Environmental conditions 7 4. Equipments Used during the Test 8 5. Measurement Uncertainty 9 6. SAR Measurements System Configuration 10 6.1. SAR Measurement Set-up 10 6.2. DASY5 E-field Probe System 11 6.3. Phantoms 12 6.4. Device Holder 12 7. SAR Test Procedure 13 7.1. Scanning Procedure 13 7.2. Data Storage and Evaluation 15 8. Position of the wireless device in relation to the phantom 17 8.1. Front-of-face 17 8.2. Body Position 17 9. Dielectric Property Measurements & System Check 18 9.1. Tissue Dielectric Parameters 18 9.2. SAR System Validation 19 9.3. System Check 19 10. SAR Exposure Limits 22 11. Radiated Power Measurement Results and Tune-up 23 12. SAR Measurement Results 24 13. Test Setup Photos 25 14. External and Internal Photos of the EUT 25 Report No.: CHTW24080036 Page: 3 of 25 Issued: Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V05 (2023-03) 1. Statement of Compliance Maximum Reported SAR (W/kg @1g) RF Exposure Conditions TNF Head(Dist.= 25mm) 2.838 Body-worn(Dist.= 0mm) 3.445 Note: 1. This device is in compliance with Specific Absorption Rate (SAR) for occupational/controlled exposure limits (8 W/kg) specified in FCC 47 CFR part 2 (2.1093) and ANSI/IEEE C95.1-1992. 2. This device had been tested in accordance with the measurement methods and procedures specified in IEEE 1528 and FCC KDB publications. Report No.: CHTW24080036 Page: 4 of 25 Issued: Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V05 (2023-03) 2. Test Standards and Report version 2.1. Test Standards The tests were performed according to following standards: FCC 47 Part 2.1093: Radiofrequency Radiation Exposure Evaluation:Portable Devices IEEE Std C95.1, 1999 Edition: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz IEEE Std 1528™-2013: IEEE Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement Techniques. FCC published RF exposure KDB procedures: KDB 865664 D01 SAR Measurement 100 MHz to 6 GHz v01r04: SAR Measurement Requirements for 100 MHz to 6 GHz KDB 865664 D02 RF Exposure Reporting v01r02: RF Exposure Compliance Reporting and Documentation Considerations KDB 447498 D04 Interim General RF Exposure Guidance v01: Mobile and Portable Device RF Exposure Procedures and Equipment Authorization Policies KDB 643646 D01:SAR Test for PTT Radios v01r03: SAR Test Reduction Considerations for Occupational PTT Radios TCB workshop: April, 2019; Page 19, Tissue Simulating Liquids (TSL) 2.2. Report version Revision No. Date of issue Description N/A 2024-08-08 Original Report No.: CHTW24080036 Page: 5 of 25 Issued: Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V05 (2023-03) 3. Summary 3.1. Client Information Applicant: Kirisun Communication Co.,Ltd. Address: 3rd Floor, Building A, Tongfang Information Habour, No.11 Langshan Road, Nanshan District, Shenzhen 518057, P.R.China Manufacturer: Kirisun Communication Co.,Ltd. Address: 3rd Floor, Building A, Tongfang Information Habour, No.11 Langshan Road, Nanshan District, Shenzhen 518057, P.R.China Factory: Fujian Kirisun Communication Co., Ltd Address: Building C,Haixi Electronic Information Industry…

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Appendix Report Appendix clause Result APASS BPASS Project No. SHT2406056601W Test sample No. YPHT24060566003 Model No. DP275 Start test date 2024/7/16 Finish date 2024/7/16 Temperature(°C) 22.7°C Humidity(%) 58% Conducted Power Measurement Results SAR Measurement Results Test EngineerXiaodong ZhaoAuditor Test Item Appendix:1 of 3 Project No.:SHT2406056601W Appendix A:Conducted Power Measurement Results ChannelMHz CH1400.025036.5036.80 CH2417.500036.5036.80 CH3435.000036.5036.80 CH4452.500036.6036.80 CH5469.975036.4036.80 CH1400.025036.7036.80 CH2417.500036.5036.80 CH3435.000036.6036.80 CH4452.500036.6036.80 CH5469.975036.7036.80 Power Frequency Mode Analog Digtal Conducted Power (dBm) Tune up limit (dBm) Channel Separation 12.5kHz 12.5kHz Appendix: 2/3 Project No.:SHT2406056601W Appendix B:SAR Measurement Results Measured SAR(1g) Report SAR(1g) 50% Duty SAR(1g) CHMHz(W/kg)(W/kg)(W/kg) CH1400.025036.5036.801.072----- CH2417.500036.5036.801.072----- CH3435.000036.5036.801.072----- CH4452.500036.6036.801.047-0.065.4205.6752.8381 CH5469.975036.4036.801.096----- CH1400.025036.7036.801.023----- CH2417.500036.5036.801.072----- CH3435.000036.6036.801.047----- CH4452.500036.7036.801.023-0.113.4103.4891.7452 CH5469.975036.7036.801.023----- Measured SAR(1g) Report SAR(1g) 50% Duty SAR(1g) CHMHz(W/kg)(W/kg)(W/kg) CH1400.025036.5036.801.072----- CH2417.500036.5036.801.072----- CH3435.000036.5036.801.072----- CH4452.500036.6036.801.047-0.196.5806.8903.4453 CH5469.975036.4036.801.096----- CH1400.025036.7036.801.023----- CH2417.500036.5036.801.072----- CH3435.000036.6036.801.047----- CH4452.500036.7036.801.023-0.075.6205.7512.8754 CH5469.975036.7036.801.023----- Front-of-face Frequency Body-worn Frequency Tune up limit (dBm) Tune up scaling factor Tune up scaling factor Power Drift (dB) Power Drift (dB) Plot No. Plot No. Mode Analog Digtal Mode Conducted Power (dBm) Conducted Power (dBm) Tune up limit (dBm) Analog Digtal Channel Separation 12.5kHz 12.5kHz Channel Separation 12.5kHz 12.5kHz Appendix: 3/3 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 7/16/2024 Analog-12.5kHz Front-of-face Communication System: UID 0, Analog (0); Frequency: 452.5 MHz;Duty Cycle: 1:1 Medium parameters used (interpolated): f = 452.5 MHz; σ = 0.877 S/m; ε r = 44.43; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C;Liquid Temperature:22.0°C DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(11.69, 11.69, 11.69) @ 452.5 MHz; Calibrated: 10/24/2023 l Sensor-Surface: 1.4mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 4/16/2024 l Phantom: ELI V8.0 ; Type: QD OVA 004 AA ; Serial: 2078 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Front 25mm/CH4/Area Scan (61x151x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Info: Interpolated medium parameters used for SAR evaluation. Maximum value of SAR (interpolated) = 7.51 W/kg Front 25mm/CH4/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 95.96 V/m; Power Drift = -0.06 dB Peak SAR (extrapolated) = 8.26 W/kg SAR(1 g) = 5.42 W/kg; SAR(10 g) = 3.75 W/kg Info: Interpolated medium parameters used for SAR evaluation. Maximum value of SAR (measured) = 7.39 W/kg 0 dB = 7.51 W/kg = 8.98 dBW/kg Appendix D: SAR Test Data Plots Plot No.1 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 7/16/2024 Digtal-12.5kHz Front-of-face Communication System: UID 0, Digital (0); Frequency: 452.5 MHz;Duty Cycle: 1:2.0408 Medium parameters used (interpolated): f = 452.5 MHz; σ = 0.877 S/m; ε r = 44.43; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C;Liquid Temperature:22.0°C; DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(11.69, 11.69, 11.69) @ 452.5 MHz; Calibrated: 10/24/2023 l Sensor-Surface: 1.4mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 4/16/2024 l Phantom: ELI V8.0 ; Type: QD OVA 004 AA ; Serial: 2078 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Front 25mm/CH4/Area Scan (61x151x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Info: Interpolated medium parameters used for SAR evaluation. Maximum value of SAR (interpolated) = 4.77 W/kg Front 25mm/CH4/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 71.50 V/m; Power Drift = -0.11 dB Peak SAR (extrapolated) = 5.68 W/kg SAR(1 g) = 3.41 W/kg; SAR(10 g) = 2.48 W/kg Info: Interpolated medium parameters used for SAR evaluation. Maximum value of SAR (measured) = 4.65 W/kg 0 dB = 4.65 W/kg = 6.53 dBW/kg Appendix D: SAR Test Data Plots Plot No.2 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 7/16/2024 Analog-12.5kHz Body-worn Communication System: UID 0, Analog (0); Frequency: 452.5 MHz;Duty Cycle: 1:1 Medium parameters used (interpolated): f = 452.5 MHz; σ = 0.877 S/m; ε r = 44.43; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C;Liquid Temperature:22.0°C; DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(11.69, 11.69, 11.69) @ 452.5 MHz; Calibrated: 10/24/2023 l Sensor-Surface: 1.4mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 4/16/2024 l Phantom: ELI V8.0 ; Type: QD OVA 004 AA ; Serial: 2078 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Back 0mm/CH4/Area Scan (61x151x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Info: Interpolated medium parameters used for SAR evaluation. Maximum value of SAR (interpolated) = 10.5 W/kg Back 0mm/CH4/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 11 1.0 V/m; Power Drift = -0.19 dB Peak SAR (extrapolated) = 11.2 W/kg SAR(1 g) = 6.58 W/kg; SAR(10 g) = 4.26 W/kg Info: Interpolated medium parameters used for SAR evaluation. Maximum value of SAR (measured) = 10.1 W/kg 0 dB = 10.5 W/kg = 10.17 dBW/kg Appendix D: SAR Test Data Plots Plot No.3 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 7/16/2024 Digtal-12.5kHz Body-worn Communication System: UID 0, Di…

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Page: 1 of 40 TEST REPORT Report No. ....................................... : CHTW24080076 Report verification: Project No. ................................. : SHT2406056602W FCC ID ............................................ : Q5EDP27502 Applicant’s name ........................... : Kirisun Communication Co.,Ltd. Address.............................................: 3rd Floor, Building A, Tongfang Information Habour, No.11 Langshan Road, Nanshan District, Shenzhen 518057, P.R.China Product name ................................. : DMR Two Way Radio Trade Mark ....................................... : Model No. ......................................... : DP275 Listed Model(s) ................................. : NDMR S, VDG-260, DP265, DP285, DP295 Standard ......................................... : FCC CFR Title 47 Part 90 Date of receipt of test sample.........: Jul.05, 2024 Date of testing.............................: Jul.08, 2024- Aug.19, 2024 Date of issue...............................: Aug.26, 2024 Result .................. ........................: PASS Compiled by (Position-Printed name-Signature) : File administrators Caspar Chen Supervised by (Position-Printed name-Signature) : Project Engineer Caspar Chen Approved by (Position-Printed name-Signature) : RF Manager Xu Yang Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd. Address ............................................. : Building 7, Baiwang Idea Factory, No.1051, Songbai Road, Yangguang Community, Xili Subdistrict, Nanshan District, Shenzhen, Guangdong, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report merely correspond to the test sample. Report No.: CHTW24080076 Page: 2 of 40 Issued: 2024-08-26 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V06(2023-09) Contents 1 T E S T S T A N D A R D S A N D RE P O R T V E R S I O N 3 1.1. Test standard 3 1.2. Report revised information 3 2 T E S T D E S C R I P T I O N 4 3 S U M M A R Y 5 3.1 Client information 5 3.2 Product description 5 3.3 Radio Specification Description *1 5 3.4 Testing laboratory information 6 4 T E S T C O N F I G U R A T I O N 7 4.1 Test frequency list 7 4.2 Operation mode 7 4.3 Support unit used in test configuration and system 8 4.4 Testing environmental condition 9 4.5 Measurement uncertainty 9 4.6 Equipment used during …

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