2AF4SIM6001-SLPUS01- Home IoT Smart Hub dongle connected to set-top box. - Control IoT products through mobile phone application.

SAM JIN CO., LTD 81, Anyangcheonseo-ro Manan-gu, Anyang-si, Gyeonggi-do, South Korea +82-031-467-5866 June 03, 2020 Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 In re : SAM JIN CO., LTD FCC Application for FCC ID : 2AF4SIM6001-SLPUS01 To whom it may concern: We, the undersigned, hereby attest to the fact that we will apply the Supplier’s Declaration of Conformity procedure to the class B computer peripheral portion of this composite filing. Regards, Sincerely, Kim Sang Soo / Senior Research Engineer SAM JIN CO., LTD

SAM JIN CO., LTD 81, Anyangcheonseo-ro Manan-gu, Anyang-si, Gyeonggi-do, South Korea +82-031-467-5866 June 03, 2020 Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 LETTER OF AUTHORIZATION To whom it may concern: We, the undersigned, hereby authorize LTA Co., Ltd., to act on our behalf in all manners relating to application for equipment authorization for FCC ID: 2AF4SIM6001-SLPUS01 including signing of all documents relating to these matters. Any and all acts carried out by LTA Co., Ltd., on our behalf shall have the same affect as acts of our own. This authorization is valid until further written notice from SAM JIN CO., LTD. LTA Co.,LTD. (Contact Person) Contact name: Ja-Beom Koo Position: Manager Phone:(82)31-323-6008 E-mail: [email protected] Sincerely, Kim Sang Soo / Senior Research Engineer SAM JIN CO., LTD

SAM JIN CO., LTD 81, Anyangcheonseo-ro Manan-gu, Anyang-si, Gyeonggi- do, South Korea +82-031-467-5866 June 03, 2020 Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 In re : SAM JIN CO., LTD FCC ID : 2AF4SIM6001-SLPUS01 Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules (CFR 47), SAM JIN CO., LTD. hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days after the grant as outlined in Public Notice DA 04-1705. This provision will give SAM JIN CO., LTD. temporary confidentiality of commercially sensitive information prior to product release. The requested Confidential and Temporary Confidential exhibits are listed as follows: Exhibit Type File Name CONFIDENTIAL Schematics CONF APPENDIX 2AF4SIM6001-SLPUS01 SCH DIA.pdf Parts list CONF APPENDIX 2AF4SIM6001-SLPUS01 PL.pdf Block diagram CONF APPENDIX 2AF4SIM6001-SLPUS01 BLK DIA.pdf Operational description CONF APPENDIX 2AF4SIM6001-SLPUS01 OpDes.pdf SHORT-TERM CONFIDENTIAL External Photos SHORT-TERM CONF 2AF4SIM6001-SLPUS01 EXT Photo.pdf Internal Photos SHORT-TERM CONF 2AF4SIM6001-SLPUS01 INT Photo.pdf Te s t-Setup Photos SHORT-TERM CONF 2AF4SIM6001-SLPUS01 Test Photo.pdf User’s Manual SHORT-TERM CONF 2AF4SIM6001-SLPUS01 Manual.pdf The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Sincerely, Kim Sang Soo / Senior Research Engineer SAM JIN CO., LTD

FCC ID: 2AF4SIM6001-SLPUS01 Front Rear Copyright ○ c 2020, LTA Co., Ltd .Page 1 of 4 FCC ID: 2AF4SIM6001-SLPUS01 To p Bottom Copyright ○ c 2020, LTA Co., Ltd .Page 2 of 4 FCC ID: 2AF4SIM6001-SLPUS01 Left Right Copyright ○ c 2020, LTA Co., Ltd .Page 3 of 4 FCC ID: 2AF4SIM6001-SLPUS01 ANTENNA ZIGBEE Z-WAV E Copyright ○ c 2020, LTA Co., Ltd .Page 4 of 4

FCC ID: 2AF4SIM6001-SLPUS01 SAMPLE LABEL & LOCATION Rear SAM JIN CO., LTD Model : IM6001-SLP-US01 FCC ID : 2AF4SIM6001-SLPUS01 IC ID : 20753-IM6001-SLPUS01 DC 5 V Made in Korea Copyright Ⓒ 2019, LTA Co., Ltd.

FCC ID: 2AF4SIM6001-SLPUS01 MainBoard–Front MainBoard–Rear Copyright ○ c 2020, LTA Co., Ltd. Page 1 of 2 FCC ID: 2AF4SIM6001-SLPUS01 Total internal Copyright ○ c 2020, LTA Co., Ltd. Page 2 of 2

FCC ID: 2AF4SIM6001-SLPUS01 ATTACHMENT RF EXPOSURE EVULATION 1.1 Limit According to §1.1310 and §2.1091 RF exposure is calculated. (B) Limits for General Population/Uncontrolled Exposures Frequency range (MHz) Electric field Strength Magnetic field Strength Power density (mW/cm²) Averaging time 1.34 - 30....................................... 824/f 2.19/f *(180/ f²) 30 30 - 300....................................... 27.5 0.073 0.2 30 300 - 1500.................................... ............... ............... f/1500 30 1500 - 100.000................................. ............... ............... 1.0 30 F = frequency in MHz * = Plane-wave equivalent power density 1.2 MAXIMUM PERMISSIBLE EXPOSURE Prediction Prediction of MPE limit at a given distance Power density at the specific separation(Zigbee): S = PG/(4R 2 π) Where, S = Maximum power density (mW/cm 2 ) P = Power input to the antenna (mW) G = Numeric power gain of the antenna R = Distance to the center of the radiation of the antenna (20 cm = limit for MPE) S = (47.64 * 2.03) / (4 * 20 2 * π) S = 0.0192 mW/cm 2 Power density at the specific separation(Z-WAV E ) : S = PG/(4R 2 π) Where, S = Maximum power density (mW/cm 2 ) P = Power input to the antenna (mW) G = Numeric power gain of the antenna R = Distance to the center of the radiation of the antenna (20 cm = limit for MPE) S = (2.37 * 0.77) / (4 * 20 2 * π) S = 0.0004 mW/cm 2 FCC ID: 2AF4SIM6001-SLPUS01 ATTACHMENT 1.3 MAXIMUM PERMISSIBLE EXPOSURE Prediction - Calculated under the worst-case conditions of each mode. (Measured power 16.78 dBm ± 0.5dB) Zigbee Mode 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) [(Power allowed at numeric threshold for 50mm in step a)] + [(test separation distance – 50mm) * 10]mW = [ 1496 ] + [500] = 1996 mW Thus, SAR for this device is not required. Z-WAVE Mode Max Peak output Power at antenna input terminal 3.74 dBm Max Peak output Power at antenna input terminal 2.37 mW Prediction distance 20 cm Prediction frequency 916 MHz Antenna Gain(typical) -1.16 dBi Antenna Gain(numeric) 0.77 - 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) [(Power allowed at numeric threshold for 50mm in step a)] + [(test separation distance – 50mm) * (f(MHz)/150)]mW = [ 998 ] + [50]*[916 / 150] = 1303.3 mW Thus, SAR for this device is not required. Max Peak output Power at antenna input terminal 16.78 dBm Max Peak output Power at antenna input terminal 47.64 mW Prediction distance 20 cm Prediction frequency 2440 MHz Antenna Gain(typical) 3.07 dBi Antenna Gain(numeric) 2.03 -

Ref. No.: LR500112006L 243 Jubug-Ri,Yangji-Myeon, Yongin-Si, Gyeonggi-Do, Korea 17159 Tel: +82-31-323-6008 Fax: +82-31-323-6010 http://www.ltalab.com Dates of Tests: June 02, 2020 ~ June 10, 2020 Test Report S/N: LR500112006L Test Site : LTA CO., LTD. CERTIFICATION OF COMPLIANCE FCC ID. IC ID. APPLICANT Equipment Class : Digital Transmission System (DTS) Manufacturing Description : Smart hub dongle Manufacturer : SAM JIN CO., LTD Model name : IM6001-SLP-US01 Test Device Serial No.: : Identical prototype FCC Rule Part(s) : FCC Part 15.247 Subpart C ; ANSI C63.10 - 2013 IC Rule Part(s) : RSS-247 Issue 2: 2017 RSS-Gen Issue 5 : 2019 Frequency Range : 2405 ~ 2480 MHz 908.4 MHz, 908.42 MHz, 916.0 MHz Max. Output Power : Max 16.78 dBm – Conducted (Zigbee) Max 3.74 dBm – Conducted (Z-WAV E ) Data of issue : June 11, 2020 This test report is issued under the authority of: The test was supervised by: Ja -Beom Koo, Manager Jae-Hum Yeon, Test Engineer This test result only responds to the tested sample. It is not allowed to copy this report even partly without the allowance of the test laboratory. The report must not be used by the client to claim product certification, approval, or endorsement by NVLAP, NIST, or any agency of the Federal Government. NVLAP LAB Code.: 200723-0 2AF4SIM6001-SLPUS01 20753-IM6001-SLPUS01 SAM JIN CO., LTD Copyright ○ c 2020, LTA Co., Ltd. Page 1 of 43 Ref. No.: LR500112006L TABLE OF CONTENTS 1. GENERAL INFORMATION -------------------------------------------------------------------------- 2. INFORMATION ABOUT TEST ITEM ------------------------------------------------------------- 3. TEST REPORT ------------------------------------------------------------------------------------------ 3.1 SUMMARY OF TESTS ---------------------------------------------------------------------------- 3.2 TECHNICAL CHARACTERISTICS TEST ----------------- ----------------------------------- 3.2.1 6 dB BANDWIDTH -------------------------------------------------------------------------- 3.2.2 99% BANDWIDTH -------------------------------------------------------------------------- 3.2.3 PEAK OUTPUT POWER -------------------------------------------------------------------- 3.2.4 POWER SPECTRAL DENSITY ------------------------------------------------------------ 3.2.5 BAND EDGE ---------------------------------------------------------------------------------- 3.2.6 CONDUCTED SPURIOUS EMISSIONS ------------------------------------------------- 3.2.7 RADIATED SPURIOUS EMISSIONS ---------------------------------------------------- 3.2.8 AC Conducted Emissions -------------------------------------------------------------------- APPENDIX APPENDIX TEST EQUIPMENT USED FOR TESTS -------------------------------------------- 3 4 5 5 6 6 11 15 19 23 26 30 42 43 Copyright ○ c 2020, LTA Co., Ltd. Page 2 of 43 Ref. No.: LR500112006L 1. General information 1-1 Test Performed Company name : LTA Co., Ltd. Address : 243, Jubug-ri,Yangji-Myeon,Youngin-Si, Kyunggi-Do, Korea. 17159 Web site : http://www.ltalab.com E-mail : [email protected] Telephone : +82-31-323-6008 Facsimile +82-31-323-6010 Quality control in the testing laboratory is implemented as per ISO/IEC 17025 which is the “General requirements for the competents of calibration and testing laboratory”. 1-2 Accredited agencies LTA Co., Ltd. is approved to perform EMC testing by the following agencies: Agency Country Accreditation No. Validity Reference NVLAP U.S.A 200723-0 2020-09-30 ECT accredited Lab. RRA KOREA U.S.A CANADA VIETNAM KR0049 - 2021-04-11 2021-06-16 2021-04-12 RRA accredited Lab. VCCI J APA N C-4948, T-2416, R-4483(10 m), G-847 2020-09-10 2020-09-10 2020-10-15 2022-06-13 VCCI registration KOLAS KOREA NO.551 2021-08-20 KOLAS accredited Lab. Copyright ○ c 2020, LTA Co., Ltd. Page 3 of 43 Ref. No.: LR500112006L 2. Information about test item 2-1 Client & Manufacturer Company name : SAM JIN CO., LTD Address : 81, Anyangcheonseo-ro Manan-gu, Anyang-si, Gyeonggi-do, South Korea Tel / Fax : +82 031-467-5893 / +82 031-469-3115 2- 2 Equipment Under Test (EUT) Model name : IM6001-SLP-US01 Serial number : Identical prototype Date of receipt : June 02, 2020 EUT condition : Pre-production, not damaged Antenna type : Zigbee - PIFA Antenna (Max Gain : 3.07 dBi) Z-WAV E - Coil Antenna (Max Gain : -1.16 dBi) Frequency Range : 2405 ~ 2480 MHz 908.4 MHz, 908.42 MHz, 916.0 MHz RF output power : Max 16.78 dBm – Conducted (Zigbee) Max 3.74 dBm – Conducted (Z-WAV E ) Type of Modulation : DSSS, GFSK Power Source : DC 5 V 2-3 Tested frequency LOW MID HIGH Frequency (MHz) – Zigbee 2405 2440 2480 Frequency (MHz) – Z-WAV E 908.40 908.42 916.0 2-4 Ancillary Equipment Equipment Model No. Serial No. Manufacturer Notebook CR720 MS-1736 MSI 2-5 Operating Mode Mode Remakrs 1) Transmitting mode(TX) * The system was configured in typical fashion (as a user would normally use it) for testing. *1) End users cannot change the settings of the output power of the product. No Modification by the test lab Copyright ○ c 2020, LTA Co., Ltd. Page 4 of 43 Ref. No.: LR500112006L 3. Test Report 3.1 Summary of tests Test procedure Parameter Test Condition Status (note 1) FCC IC 15.247(a) RSS-247 Issue 2 RSS-gen Isuue 5 6 dB Bandwidth Conducted C 15.247(a) RSS-247 Issue 2 RSS-gen Isuue 5 99% Bandwidth C 15.247(b) RSS-247 Issue 2 Transmitter Peak Output Power C 15.247(e) RSS-247 Issue 2 Transmitter Power Spectral Density C 15.247(d) RSS-247 Issue 2 Band Edge & Conducted Spurious emission C 15.209 RSS-gen Isuue 5 Transmitter emission Radiated C 15.207 RSS-gen Isuue 5 AC Conducted Emissions Conducted N/A Note 1: C=Complies NC=Not Complies NT=Not Tested NA=Not Applicable The above equipment was tested by LTA Co., Ltd. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.10-2013 and the energy emitted by the sample EUT tested as described in this report is in compliance with the requirements of FC…

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FCC ID: 2AF4SIM6001-SLPUS01 Radiate Emission Copyright ○ c 2020, LTA Co., Ltd. Page 1 of 3 FCC ID: 2AF4SIM6001-SLPUS01 Copyright ○ c 2020, LTA Co., Ltd. Page 2 of 3 FCC ID: 2AF4SIM6001-SLPUS01 Copyright ○ c 2020, LTA Co., Ltd. Page 3 of 3