2AQ5R-HM-5PSpeakerphone

Shenzhen KTC Commercial Display Technology 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 9/9/2024 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID: 2AQ5R-HM-5P Per section 2.911(d)(7) of the FCC rules, Shenzhen KTC Commercial Display Technology Co.,LTD. (“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: Federal Registration Number (FRN): 0033401829 Company Name: EMCTEK Physical U.S. Company Address: 11788 Big Canyon Ln, San Diego, CA 92131 USA Agent name: Fang Liu Agent Email Address: [email protected] 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. Applicants Federal Registration Number (FRN): 0027827005 Company Name: Shenzhen KTC Commercial Display Technology Co.,LTD. Company Address: No.4023,Northern Wuhe Road,Bantian Street, Longgang District,Shenzhen City,Guangdong Province,P.R. Agent name: Liu Huan Agent Email Address: [email protected] Applicant Signed: Agent Signed (if different to Applicant): Signed: Signed: Printed name: Liu Huan Printed name: Fang Liu Title: Certification Engineer Title: Manager Company Name: Shenzhen KTC Commercial Display Technology Co.,LTD. Company Name: EMCTEK Date: 9/9/2024 Date: 9/9/2024

Shenzhen KTC Commercial Display Technology Co.,LTD. Date: Sep. 4, 2024 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID:__ 2AQ5R-HM-5P ____ Product Name:__ Speakerphone ____ 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: Liu Huan Company: Shenzhen KTC Commercial Display Technology Co.,LTD. Address: No.4023,Northern Wuhe Road,Bantian Street, Longgang District,Shenzhen City,Guangdong Province,P.R. Phone: 86-755-33615330 Fax: / Email: [email protected]

CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-27521059 Fax: +86-755-27521011 http://www.sz-ctc.org.cn Page 1 of 3 External Photographs Page 2 of 3 Report No.: CTC2024198601 Page 2 of 3 Page 3 of 3 Report No.: CTC2024198601 Page 3 of 3

CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel: +86-755- 27521059 Fax: +86-755- 27521011 Http://www.sz-ctc.org.cn Page 1 of 1 Label Label Location

CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-27521059 Fax: +86-755-27521011 http://www.sz-ctc.org.cn Page 1 of 9 Internal Photographs Page 2 of 9 Report No.: CTC2024198601 Page 2 of 9 Page 3 of 9 Report No.: CTC2024198601 Page 3 of 9 BT ANT1 BT ANT2 Page 4 of 9 Report No.: CTC2024198601 Page 4 of 9 Page 5 of 9 Report No.: CTC2024198601 Page 5 of 9 Page 6 of 9 Report No.: CTC2024198601 Page 6 of 9 Page 7 of 9 Report No.: CTC2024198601 Page 7 of 9 Page 8 of 9 Report No.: CTC2024198601 Page 8 of 9 Page 9 of 9 Report No.: CTC2024198601 Page 9 of 9

CTC Laboratories, Inc. $CNAS$ Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-27521059 Fax: +86-755-27521011 Http://www.sz-ctc.org.cn CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Accreditation Administration of the People’s Republic of China : yz.cnca.cn Maximum Permissible Exposure Evaluation FCC ID: 2AQ5R-HM-5P According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) Radiation as specified in §1.1307(b). EUT Specification Product Name: Speakerphone Trade Mark: / Model/Type Reference: HM-5P Listed Model(s): / Model Differences: / Frequency Band (Operating) BT: 2402MHz ~ 2480MHz BLE: 2402MHz ~ 2480MHz Device Category Portable (<5mm separation) Mobile (>20cm separation) Fixed (>20cm separation) Others ___ Exposure Classification Occupational/Controlled exposure (S=5mW/cm 2 ) General Population/Uncontrolled exposure (S=1mW/cm 2 ) Antenna Diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Antenna Gain (Max) 1.72dBi Evaluation Applied MPE Evaluation SAR Evaluation Page 2 of 2 Report No.: CTC2024198603 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Accreditation Administration of the People’s Republic of China : yz.cnca.cn Limits For 100 MHz to 6 GHz and test separation distances ≤ 50 mm, the 1-g and 10-g SAR test exclusion thresholds are determined by the following: [(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 -The values 3.0 and 7.5 are referred to as numeric thresholds in step b) below The test exclusions are applicable only when the minimum test separation distance is ≤ 50 mm, and for transmission frequencies between 100 MHz and 6 GHz. When the minimum test separation distance is < 5 mm, a distance of 5 mm according to 4.1 f) is applied to determine SAR test exclusion. Measurement Result Mode Frequency (MHz) Max. Measured Power (dBm) Max. Tune up Power (dBm) Result Limit Verdict BT/EDR 2480 3.32 4 0.791 Limit 3.0 for 1-g SAR Limit 7.5 for 10-g SAR Pass BLE 2M 2480 -0.12 0 0.315 Pass Two BT modules can transmit simultaneously. Simultaneous evaluation of compliant RF exposur: 0.791/3+0.791/3=0.527<1 Note: 1. Calculate in the worst-case mode. 2. Max. Tune Up Power is declared by manufacturer, and used to calculate. 3. For a more detailed features description, please refer to the RF Test Report. **********************THE END**********************

118 ANSI/IEEE Std 149-1979 149-1979 Shenzhen Bluesource Electronics Technology Co., Ltd 902C, Block C, Building 1, Huaqiang Creative Industry Park, Biyan Community, Guangming Street, Guangming District, Shenzhen 218 TABLE OF CONTENTS 1 GENERAL INFORMATION ......................................................................................................... 3 1.1 Test Laboratory..................................................................................................................... 3 1.2 Test Location......................................................................................................................... 3 2 PRODUCT INFORMATION......................................................................................................... 4 2.1 Applicant Information ............................................................................................................ 4 2.2 Manufacturer Information...................................................................................................... 4 2.3 Factory Information............................................................................................................... 4 2.4 General Description for Equipment under Test (EUT) .......................................................... 4 2.5 Ancillary Equipment .............................................................................................................. 5 2.6 Technical Information............................................................................................................ 5 3 SUMMARY OF TEST RESULTS................................................................................................. 6 3.1 Test Standards...................................................................................................................... 6 3.2 Test Verdict........................................................................................................................... 6 3.3 Test Uncertainty.................................................................................................................... 6 4 GENERAL TEST CONFIGURATIONS........................................................................................ 7 4.1 Test Condition....................................................................................................................... 7 4.2 Test Equipment List .............................................................................................................. 7 4.3 Test Setup............................................................................................................................. 8 ANNEX A TEST RESULTS............................................................................................................. 9 A.1 Gain and Efficiency............................................................................................................... 9 ANNEX B RADIATION PATTERN................................................................................................ 10 ANNEX C TEST SETUP PHOTO ................................................................................................. 15 ANNEX D EUT PHOTO ................................................................................................................ 17 ................................ ................................................................ ................................................................................................................................ General Description for Equipment under Test (EUT)General Description for Equipment under Test (EUT)................................ ................................................................................................ ................................................................................................................................ SUMMARY OF TEST RESULTS................................................................ ................................................................................................ ................................................................................................................................ ................................................................ GENERAL TEST CONFIGURATIONSGENERAL TEST CONFIGURATIONS 318 1 GENERAL INFORMATION 1.1 1.2 418 2 PRODUCT INFORMATION 2.1 2.2 2.3 2.4 518 2.5 2.6 618 3 SUMMARY OF TEST RESULTS 3.1 3.2 3.3 718 4 GENERAL TEST CONFIGURATIONS 4.1 4.2 818 4.3 4.3.1 918 ANNEX A TEST RESULTS A.1 FrequencyGain (dBi)Efficiency ( ( 1018 ANNEX B RADIATION PATTERN B.1 B1.1 B1.2 1118 B1.3 1218 1318 B.2 B2.1 B2.2 B2.3 1418 1518 ANNEX C TEST SETUP PHOTO 1618 1718 ANNEX D EUT PHOTO 1818

CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua Dis- trict, Shenzhen, Guangdong, China Tel: +86-755- 27521059 Fax: +86-755- 27521011 Http://www.sz-ctc.org.cn TEST REPORT Report No. ··························: CTC2024198602 FCC ID································: 2AQ5R-HM-5P Applicant····························: Shenzhen KTC Commercial Display Technology Co.,LTD. Address·······························: No.4023,Northern Wuhe Road,Bantian Street, Longgang Dis- trict,Shenzhen City,Guangdong Province,P.R. Manufacturer·························: Shenzhen Bluesource Electronics Technology Co., Ltd Address·······························: Building 5A1103, Huaqiang IdeaPark, Guangming District, Shenzhen, China Product Name······················: Speakerphone Trade Mark···························: / Model/Type reference·············: HM-5P Listed Model(s) ·····················: / Standard·····························: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of receipt of test sample...: Aug. 16, 2024 Date of testing.......................: Aug. 16, 2024 ~ Sep. 25, 2024 Date of issue.........................: Sep. 25, 2024 Result.................................: PASS Compiled by: (Printed name+signature) Lucy Lan Supervised by: (Printed name+signature) Eric Zhang Approved by: (Printed name+signature) Totti Zhao $英文检测章$ $Totti$ Testing Laboratory Name......: CTC Laboratories, Inc. Address...............................: Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China This test report may be duplicated completely for legal use with the approval of the applicant. It should not be reproduced except in full, without the written approval of our laboratory. The client should not use it to claim product endorsement by CTC. The test results in the report only apply to the tested sample. The test report shall be invalid without all the signatures of testing engineers, reviewer and approver. Any objections must be raised to CTC within 15 days since the date when the report is re- ceived. It will not be taken into consideration beyond this limit. The test report merely correspond to the test sample. Page 2 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn Table of Contents Page 1. TEST SUMMARY ......................................................................................................................................... 3 1.1. TEST STANDARDS ................................................................................................................................................. 3 1.2. REPORT VERSION ................................................................................................................................................. 3 1.3. TEST DESCRIPTION ............................................................................................................................................... 4 1.4. TEST FACILITY ...................................................................................................................................................... 5 1.5. MEASUREMENT UNCERTAINTY ............................................................................................................................... 5 1.6. ENVIRONMENTAL CONDITIONS ............................................................................................................................... 6 2. GENERAL INFORMATION ............................................................................................................................ 7 2.1. CLIENT INFORMATION ........................................................................................................................................... 7 2.2. GENERAL DESCRIPTION OF EUT.............................................................................................................................. 7 2.3. ACCESSORY EQUIPMENT INFORMATION .................................................................................................................... 8 2.4. OPERATION STATE ................................................................................................................................................ 9 2.5. MEASUREMENT INSTRUMENTS LIST....................................................................................................................... 10 3. TEST ITEM AND RESULTS ........................................................................................................................... 11 3.1. CONDUCTED EMISSION ....................................................................................................................................... 11 3.2. RADIATED EMISSION ........................................................................................................................................... 14 3.3. BAND EDGE EMISSIONS (RADIATED) ...................................................................................................................... 30 3.4. BAND EDGE AND SPURIOUS EMISSIONS (CONDUCTED) ............................................................................................. 47 3.5. BANDWIDTH ..................................................................................................................................................... 58 3.6. CHANNEL SEPARATION ........................................................................................................................................ 63 3.7. NUMBER OF HOPPING CHANNEL ............................…

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Page 61 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn 20dB Bandwidth: DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 2DH5_Ant1_2402 Page 62 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn 2DH5_Ant1_2441 2DH5_Ant1_2480 Page 63 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn 3.6. Channel Separation Limit FCC CFR Title 47 Part 15 Subpart C Section 15.247 (a)(1): Test Item Limit Frequency Range(MHz) Channel Separation >25KHz or >two-thirds of the 20 dB bandwidth Which is greater 2400~2483.5 Test Configuration Test Procedure 7. The EUT was directly connected to the spectrum analyzer and antenna output port as show in the block diagram above. 8. Spectrum Setting: (1) Set RBW = 100 kHz. (2) Set the video bandwidth (VBW) ≥ 3 RBW. (3) Detector = Peak. (4) Trace mode = Max hold. (5) Sweep = Auto couple. Test Mode Please refer to the clause 2.4. Page 64 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn Test Results TestMode Antenna Channel Result[MHz] Limit[MHz] Verdict DH5 Ant1 Hop 1.01 ≥0.662 PASS 2DH5 Ant1 Hop 0.984 ≥0.858 PASS DH5_Ant1_Hop 2DH5_Ant1_Hop Page 65 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn 3.7. Number of Hopping Channel Limit FCC CFR Title 47 Part 15 Subpart C Section 15.247 (a)(iii) Section Test Item Limit 15.247 (a)(iii) Number of Hopping Channel ≥15 Test Configuration Test Procedure 1. The EUT was directly connected to the spectrum analyzer and antenna output port as show in the block diagram above. 2. Spectrum Setting: (1) Peak Detector: RBW=100 kHz, VBW≥RBW, Sweep time= Auto. Test Mode Please refer to the clause 2.4. Test Result Modulation type Channel number Limit Result GFSK 79 ≥15.00 Pass π/4-DQPSK 79 Page 66 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn DH5_Ant1_Hop 2DH5_Ant1_Hop Page 67 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn 3.8. Dwell Time Limit FCC CFR Title 47 Part 15 Subpart C Section 15.247 (a)(iii) Section Test Item Limit 15.247 (a)(iii) Average Time of Occupancy 0.4 sec Test Configuration Test Procedure 1. The EUT was directly connected to the spectrum analyzer and antenna output port as show in the block diagram above. 2. Spectrum Setting: (1) Spectrum Setting: RBW=1MHz, VBW≥RBW. (2) Use video trigger with the trigger level set to enable triggering only on full pulses. (3) Sweep Time is more than once pulse time. (4) Set the center frequency on any frequency would be measure and set the frequency span to zero. (5) Measure the maximum time duration of one single pulse. (6) Set the EUT for packet transmitting. Test Mode Please refer to the clause 2.4. Page 68 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel.: (86)755-27521059 Fax: (86)755-27521011 Http://www.sz-ctc.org.cn For anti-fake verification, please visit the official website of Certification and Ac- creditation Administration of the People’s Republic of China : yz.cnca.cn Test Result TestMode Antenna Freq(MHz) BurstWidth [ms] TotalHops [Num] Result[s] Limit[s] Verdict DH1 Ant1 Hop 0.381 320 0.122 ≤0.4 PASS DH3 Ant1 Hop 1.638 160 0.262 ≤0.4 PASS DH5 Ant1 Hop 2.885 110 0.317 ≤0.4 PASS 2DH1 Ant1 Hop 0.390 330 0.129 ≤0.4 PASS 2DH3 Ant1 Hop 1.643 170 0.279 ≤0.4 PASS 2DH5 Ant1 Hop 2.891 70 0.202 ≤0.4 PASS Page 69 of 81 Report No.: CTC2024198602 CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua Distric…

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CTC Laboratories, Inc. Room 101 Building B, No. 7, Lanqing 1st Road, Luhu Community, Guanhu Subdistrict, Longhua District, Shenzhen, Guangdong, China Tel: +86-755- 27521059 Fax: +86-755- 27521011 Http://www.sz-ctc.org.cn Page 1 of 2 Radiated Measurements Below 1GHz Above1GHz Page 2 of 2 Report No.: CTC2024198601 Page 2 of 2 Conducted Emissions