S7A-SP167Wireless Communication Systems

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024-08-12 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: S7A-SP167 Applicant FRN: 0013268917 [Sena Technologies Co., Ltd.] (“the applicant”) certifies that, as of the date of the filing of the application, [Sena Technologies, Inc.] is our designated U.S. agent for service of process for the above referenced FCC ID. [Sena Technologies Co., Ltd.] 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. [Sena Technologies, Inc.] accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: Sena Technologies, Inc. U.S. Agent FRN: 0033442666 Address: 152 Technology Dr.irvine, CA 92618 USA Contact Person : Frank Cha Tell : +1 (888) 333-7362 Email: [email protected] Sincerely, Sena Technologies Co., Ltd. Sena Technologies, Inc. Seunghyun Kim Frank Cha

Rev 1/26/2023 Sena Technologies Co., Ltd. 19, Heolleung-ro 569-gil, Gangnam-gu, Seoul, South Korea Sena Technologies Co., Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024-08-12 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: S7A-SP167 [Sena Technologies Co., Ltd.] (“the applicant”) 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. Sincerely, Seunghyun Kim, Research Engineer Rev 1/26/2023 Sena Technologies Co., Ltd. 19, Heolleung-ro 569-gil, Gangnam-gu, Seoul, South Korea Sena Technologies Co., Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024-08-12 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: S7A-SP167 [Sena Technologies Co., Ltd.] (“the applicant”) 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. And, applicant is not a named entity or any of its subsidiaries or affiliates. Sincerely, Seunghyun Kim, Research Engineer

Sena Technologies Co., Ltd. Aug 12, 2024 Applicant: Sena Technologies Co., Ltd. FCC ID: S7A-SP167 / IC: 8154A-SP167 To. Whom it may concern: We, Sena Technologies Co.,Ltd. declare that when equipped, the distance between antenna and one’s head surface is 50.6 mm. Seunghyun Kim, Research Engineer

Sena Technologies Co.,Ltd. Aug 16, 2024 Applicant: SENA TECHNOLOGIES.Inc FCC ID: S7A-SP167 / IC: 8154A-SP167 To. Whom it may concern: I. We added the variant model name(N-Com Bluetooth+) for business purposes(Model name classification according to buyer). Basic model and variant models are equal to the product appearance and internal circuit. Variant models are not change the RF perimeter. Model name Difference Basic model SHARK BT N/A Variant model N-Com Bluetooth+ Sincerely, Seunghyun KIM / Research Engineer

Sena Technologies Co., Ltd. 19, Heolleung-ro 569-gil, Gangnam-gu, Seoul, South Korea Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: S7A-SP167 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Block Diagram Schematics Operational Description Part List [SHARK BT] BLK [SHARK BT] SCH [SHARK BT] OpDes [SHARK BT] Part List The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. 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); Exhibit Type File Name External Photos Internal Photos Test Setup Photos Manual [SHARK BT] EXT Photo [SHARK BT] INT Photo [SHARK BT] Test Setup Photo [SHARK BT] Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. Sincerely, Seunghyun KIM / Research Engineer

Sena Technologies Co., Ltd. 19, Heolleung-ro 569-gil, Gangnam-gu, Seoul, South Korea Aug 12, 2024 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Letter of Authorization We, the undersigned, hereby authorize Jong-Myoung, Shin of EMC Labs Co., Ltd. to act on our behalf in all manners relating to application for equipment authorization for FCC ID: S7A-SP167 / IC: 8154A-SP167 including signing of all documents relating to these matters. Any and all acts carried out by Jong-Myoung, Shin of EMC Labs Co., Ltd. on our behalf shall have the same affect as acts of our own. This authorization is valid until further written notice from Sena Technologies Co., Ltd. “I, 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. 853(a).” Sincerely, Seunghyun KIM / Research Engineer

SENA_SHARK BT_Label & Location Label Location (Rear) Label Location (Rear)

KDB 447498 - Appendix B Model Name : FCC ID : (mm)(dBm)(dB)(dBm)(mW) 240215.7916.7947.7597.13PASS 244214.3015.3033.8896.19PASS 248014.1615.1632.8195.56PASS 24026.717.715.9097.13PASS 24426.597.595.7496.19PASS 24806.277.275.3395.56PASS 24027.298.296.7597.13PASS 24427.108.106.4696.19PASS 24806.827.826.0595.56PASS 24022.863.862.4397.13PASS 24422.633.632.3196.19PASS 24802.483.482.2395.56PASS 8DPSK 50.00± 1.00 0.2091 0.2018 0.1907 π/4DQPSK 50.00± 1.00 0.1829 0.1794 0.1680 BT LE 50.00± 1.00 0.0754 0.0721 0.0702 SAR Test exclusion thresholds for 100MHz to 6GHz at test separation distance ≥ 50 mm LimitResult GFSK 50.00± 1.00 1.4802 1.0590 1.0334 Modulation Frequency (MHz) Min. Test separation distance Measured Maximum Average power Tune-up tolerance Max. Power with tune-up tolerance Separation distance : 50.6 mmS7A-SP167 2450 3600 MPE Calculation KDB 447498 - 4.3.1 b) b) 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 (also illustrated in Appendix B): 1) {[Power allowed at numeric threshold for 50 mm in step a)] + [(test separation distance – 50 mm)·(f(MHz)/150)]} mW, for 100 MHz to 1500 MHz 2) {[Power allowed at numeric threshold for 50 mm in step a)] + [(test separation distance – 50 mm)·10]} mW, for > 1500 MHz and ≤ 6 GHz SHARK BT Distance (mm) 50 109 96 79 Frequency (MHz) 1900

SPECIFICA TION Chip Antenna Model No. : SENA_003 WRITTEN CHECKED APPROVED Seunghyun Kim Seunghyun Kim July 22, 2009 Notes The content s of this data sheet are subject to change without notice. Please confirm the specifications and delivery conditions when placing your order. - 2 - CHIP ANTENNA 1. SPECIFICA T IONS 1.1. Electrical Specifications ITEMSPEC.Unit Frequency2400-2485MHz Bandwidth @ VSWR 2.5:1 100 MHz Gain Max. 0.3dBi Polariz ationLinear Azim uth Beam Pattern Omni-directional Impedance50Ω ※ These values are measured on the matched reference test board. 1.2. Mechanical Specifications Electrod eSilver Di mensions (L x W x H) 9.0 x 3.0 x 1.2 mm Operating Temperature -35 ~ +85 °C 1.3. Appearance and Dimensions L9.0 W3.0 H1.2 - 3 - CHIP ANTENNA 2. MEASUREMENT 2.1. Electrical Characteristic A. S 11 (Return Loss) B. S 11 (Smith chart) - 4 - CHIP ANTENNA 3. Radiation Data Av erage Gain Max Gain Fre quency Efficien cy Ver Hor Tota l Ver Hor Tota l Max Po sition Directi vity 240 0 MHz 41.8 % -7.0 dBi -6.6 dBi-3.8 dBi0.3 d Bi -0.8 dBi0.1 d Bi T heta165/Pie30 4.32 d B 244 2 MHz 39.7 % -6.9 dBi -7.2 dBi-4.0 dBi-0.2 dBi-1.6 dBi0.3 d Bi T heta120/Pie45 4.53 d B 248 5 MHz 36.3 % -7.1 dBi -7.7 dBi-4.4 dBi-2.2 dBi-1.6 dBi0.2 d Bi T heta120/Pie30 5.05 d B - 5 - CHIP ANTENNA 4. RELIABILITY TEST No Item Test condition Test Requirements 1 Adhesion strength . Applied force on SMD chip till detached point from PCB 1. No mechanical damage by forces applied on the r ight 2. Strength (F) > 5 kgf 2 Thermal Shock (Temperature Cycle) 1. 1 cycle / step 1 : -40 ± 3°C, 30 mi n step 2 : +85 ± 3°C, 30 min 2. Number of cycle : 10 3. Measure after left for 48 hrs mi n. at room temper ature 1. No visual damage 2. VSWR satisfy 3 High Temperature Resistance 1. Temperature: +85 ± 5°C 2. Time : 96 hr s 3. Measure VSWR C after left for 24 hrs min. at room temperature 1. No visual damage 2. VSWR satisfy 4 Low Temperature Resistance 1. Temperature: -40 ± 5°C 2. Time : 96 hr s 3. Measure VSWR C after left for 48 hrs m in. at room temperature 1. No visual damage 2. VSWR satisfy 5 Humidity (Steady Condition) 1. Humidity : 85 % RH 1. Temperature: +85 ± 3°C 2. Time : 96 hr s 3. Measure VSWR C after left for 48 hrs m in. at room temperature 1. No visual damage 2. VSWR satisfy 6 ESD 1. ESD Le vel : 8KV 2. Mode : Contact discharge 3. Number of cycle : 100 ※Used Ref test PCB. 1. No visual damage 2. VSWR satisfy F PCB - 6 - CHIP ANTENNA 5. SOLDERING RECOMMENDATIOS 5.1. Reflow Soldering Profile A. Non Pb free 25 150 230 200 60 sec 20 ~ 40 sec Temperate (°C) Time (sec) Cooling zone (slowly) 100 100 ~ 120sec B. Pb free 240°C±5°C(Peak temp.) 230°C

Report No.: KR0140-RF2408-001 EMCLabs-QPF-26-25 [ Revision_01 / 2024. 04. 15 ] 1 / 65 This test report shall not be reproduced except in full, Without the written approval. TEST REPORT 100, Jangjateo-ro, Hobeop-myeon, Icheon-si, Gyeonggi-do, 17396, Korea Tel: 031-637-8898 / Fax: 0505-116-8895 1. Client • Name ......................... : Sena Technologies Co., Ltd. • Address...................... : 19, Heolleung-ro 569-gil, Gangnam-gu, Seoul, Korea 2. Use of Report ................. : FCC Approval 3. Sample Description • Product Name : Wireless Communication Systems • Model Name : SHARK BT 4. Date of Receipt ............... : 2024-07-05 5. Date of Test ................... : 2024-07-21 ~ 2024-07-31 6. Test Method ................... : FCC Part 15 Subpart C 15.247 7. Test Results ................... : Refer to the test results ※ The results shown in this test report are the results of testing the samples provided. ※ This test report is prepared according to the requirements of ISO / IEC 17025. Affirmation Tested by Jong-Myoung, Shin (Sign) Technical Manager Kyung-Taek, Lee (Sign) Aug 09, 2024 EMC Labs Co., Ltd. (stamp) R Report No.: KR0140-RF2408-001 EMCLabs-QPF-26-25 [ Revision_01 / 2024. 04. 15 ] Page 2 / 65 This test report shall not be reproduced except in full, Without the written approval. 본 시험성적서는 (주)ABCD의 서면 동의 없이 무단 전제 및 복사를 할 수 없습니다. Contents 1. Applicant & Manufacturer & Test Laboratory Information··································· 4 2. Equipment under Test(EUT) Information······················································· 4 3. Test Summary······················································································· 5 4. Used equipment on test··········································································· 7 5. Antenna Requirement·············································································· 7 6. 20 dB Bandwidth & Occupied Bandwidth (99%)·············································· 9 7. Number of Hopping Frequencies ······························································· 13 8. Time of Occupancy (Dwell Time)································································ 16 9. Carrier Frequencies Separation·································································· 18 10. Peak Output Power ················································································ 22 11. TX Radiated Spurious Emission and Conducted Spurious Emission······················ 29 12. Conducted Emission ·············································································· 59 APPENDIX APPENDIX I TEST SETUP············································································· 62 APPENDIX II UNCERTAINTY·········································································· 64 R Report No.: KR0140-RF2408-001 EMCLabs-QPF-26-25 [ Revision_01 / 2024. 04. 15 ] Page 3 / 65 This test report shall not be reproduced except in full, Without the written approval. 본 시험성적서는 (주)ABCD의 서면 동의 없이 무단 전제 및 복사를 할 수 없습니다. Version TEST REPORT NO. DATE DESCRIPTION KR0140-RF2408-001 Aug 09, 2024 Initial Issue R Report No.: KR0140-RF2408-001 EMCLabs-QPF-26-25 [ Revision_01 / 2024. 04. 15 ] Page 4 / 65 This test report shall not be reproduced except in full, Without the written approval. 본 시험성적서는 (주)ABCD의 서면 동의 없이 무단 전제 및 복사를 할 수 없습니다. 1. Applicant & Manufacturer & Test Laboratory Information 1.1 Applicant Information Applicant Sena Technologies Co., Ltd. Applicant Address 19, Heolleung-ro 569-gil, Gangnam-gu, Seoul, Korea Contact Person Seunghyun Kim Telephone No. +82-2-573-7772 Fax No. +82-2-573-7710 E-mail [email protected] 1.2. Manufacturer Information Manufacturer Sena Technologies Co., Ltd. Manufacturer Address 19, Heolleung-ro 569-gil, Gangnam-gu, Seoul, Korea 1.3 Test Laboratory Information Laboratory EMC Labs Co., Ltd. Laboratory Address 100, Jangjateo-ro, Hobeop-myeon, Icheon-si, Gyeonggi-do, Republic of Korea Contact Person Jong-Myoung, Shin Telephone No. +82-31-637-8895 Fax No. +82-505-116-8895 FCC Designation No. KR0140 FCC Registration No. 580000 IC Site Registration No. 28751 R Report No.: KR0140-RF2408-001 EMCLabs-QPF-26-25 [ Revision_01 / 2024. 04. 15 ] Page 5 / 65 This test report shall not be reproduced except in full, Without the written approval. 본 시험성적서는 (주)ABCD의 서면 동의 없이 무단 전제 및 복사를 할 수 없습니다. 2. Equipment under Test(EUT) Information 2.1 General Information Product Name Wireless Communication Systems Model Name SHARK BT Variant Model Name N-Com Bluetooth+ FCC ID S7A-SP167 Rated Voltage DC 3.7 V 2.2 Additional Information Operating Frequency 2 402 MHz ~ 2 480 MHz Number of channel 79 Modulation Type BDR Mode(GFSK), EDR Mode(Pi/4 DQPSK, 8DPSK) Antenna Type Chip Antenna Antenna Gain 0.3 dBi Firmware Version 1.0 Hardware Version 1.0 Test software BlueTest3 V3.3.5 2.3 Test Frequency Test mode Test Frequency (MHz) Low Frequency Middle Frequency High Frequency GFSK 2 402 2 441 2 480 Pi/4 DQPSK 2 402 2 441 2 480 8DPSK 2 402 2 441 2 480 2.4 Worst-Case BDR GFSK (DH5) EDR 8DPSK (3-DH5) Note: The power measurement has been conducted to determine the worst-case mode from all possible Combinations between available modulations, data rates. 2.5 Mode of operation during the test - The EUT continuous transmission mode during the test with set at Low Channel, Middle Channel, and High Channel. To get a maximum radiated emission levels from the EUT, the EUT was moved throughout the XY, YZ, XZ planes. 2.6 Modifications of EUT - None R Report No.: KR0140-RF2408-001 EMCLabs-QPF-26-25 [ Revision_01 / 2024. 04. 15 ] Page 6 / 65 This test report shall not be reproduced except in full, Without the written approval. 본 시험성적서는 (주)ABCD의 서면 동의 없이 무단 전제 및 복사를 할 수 없습니다. 3. Test Summary Applied FCC Rule IC Rule Test Items Test Condition Result 15.203 - Antenna Requirement Conducted C 15.247(a) - 20 dB Bandwidth C - RSS GEN (6.7) Occupied Bandwidth (99%) C 15.247(a) RSS-247 (5.1) Number of Hopping Frequencies C 15.247(a) RSS-247 (5.1) Time of Occupancy (Dwell Ti…

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