TX4-RE47Josh Edge Remote

Remote Solution Co., Ltd. 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – Equipment Type Company name: Remote Solution Co., Ltd. Address: 92, Chogokri, Nammyun, Kimchon City, Kyungbuk, 740-871, South Korea Product Name: Josh Edge Remote FCC ID: TX4-RE47 Model(s): RE47 2.911(d)(5)(i) Equipment Type We, Remote Solution Co., Ltd. (“the applicant”) certify that the equipment for which authorization is sought through certification is not: • Prohibited from receiving an equipment authorization pursuant to § 2.903; of the FCC rules. • Identified as an equipment type in the “Covered List” NOTE 1 Yours sincerely, Name: Byung-Cheol, Kim Date: February 27, 2026 Title and Company name: Manager / Remote Solution Co., Ltd. NOTE 1 “Covered List”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Remote Solution Co., Ltd. 2.911 (d)(5)(ii) Applicant Attestation v1.3 Section 2.911(d)(5)(ii) Certification – Applicant (Covered List ) Company name: Remote Solution Co., Ltd. Address: 92, Chogokri, Nammyun, Kimchon City, Kyungbuk, 740-871, South Korea Product Name: Josh Edge Remote FCC ID: TX4-RE47 Model(s): RE47 2.911(d)(5)(ii) Applicant filing We, Remote Solution Co., Ltd. (“the applicant”) certify that, as of the date of the filing of the application, the applicant is is not identified NOTE 1 on the “Covered List” NOTE 2 , established pursuant to § 1.50002 of this chapter, as an entity producing covered communications equipment. Yours sincerely, Name: Byung-Cheol, Kim Date: February 27, 2026 Title and Company name: Manager / Remote Solution Co., Ltd. NOTE 1 Delete option not applicable to this application. NOTE 2 “Covered List”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Remote Solution Co., Ltd. 2.911 (d)(7)USA Agent v1.3 Section 2.911(d)(7) USA Agent for Service of Process Company name: Remote Solution Co., Ltd. Address: 92, Chogokri, Nammyun, Kimchon City, Kyungbuk, 740-871, South Korea Product Name: Josh Edge Remote Grantee code: TX4 Model(s): RE47 2.911(d)(7) USA Designated Agent for Service of Process We, Remote Solution Co., Ltd. (“the applicant”) designate Remote Solution America NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent: We Acknowledge our consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledge our acceptance of our obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation: We Acknowledge our obligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email address for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Remote Solution Co., Ltd. 2.911 (d)(7)USA Agent v1.3 USA Agent Company name: Remote Solution America Address: 222 Bridge Plaza South Suite 310, Fort Lee, New Jersey, 07024, United States FCC Grantee Code: 2BADO FRN No.: 0033456450 Contact Name: John Ahn Telephone No: (949) 891-2095 Email: [email protected] Applicant Company name: Remote Solution Co., Ltd. Address: 92, Chogokri, Nammyun, Kimchon City, Kyungbuk, 740-871, South Korea FCC Grantee Code: TX4 FRN No.: 0014561690 Contact Name: Byung-Cheol Kim Telephone No: +82-54-420-4517 Email: [email protected] Signature: Title: Sr. Program Manager Signature: Title: Manager Date: February 27, 2026 Date: February 27, 2026 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference; Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

Letter of Authorization Company: Remote Solution Co., Ltd. Address: 92, Chogokri, Nammyun, Kimchon City, Kyungbuk, 740-871, South Korea Product Name: Josh Edge Remote Model Number: RE47 FCC Identifier: TX4-RE47 We authorize MiCOM Labs Inc, 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the above named equipment. Any individual within MiCOM Labs is authorized to act on our behalf and take action on the application. We declare that MiCOM Labs Inc, 575 Boulder Court, Pleasanton, California 94566, USA, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Name: Byung-Cheol, Kim Date: February 27, 2026 Title: Manager Signature of applicant:

Remote Solution Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: February 27, 2026 Subject; Request for Confidentiality FCC ID: TX4-RE47 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description 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); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Byung-Cheol, Kim Title: Manager

Page 1 of 1 IDENTIFICATION LABEL: PROPOSED LABEL The shall be permanently affixed in the rear side of the equipment

TEST REPORT Report No. : KES-SR250260-R2 Page 1 / 60 KES Co., Ltd. #3002, #3503, #3701, 40, Simin-daero365beon-gil, Dongan-gu, Anyang-si, Gyeonggi-do, 14057, Republic of Korea Tel : +82-31-425-6200, Fax : +82-31-341-3838 KES-QP16-F01(00-23-01-01) KES Co., Ltd. You can check the authenticity of this test report on our website (www.kes.co.kr). 1. Client ○ Name : Remote Solution Co., Ltd. ○ Address : 92, Chogokri, Nammyun, Kimchon City, Kyungbuk, 740-871, South Korea 2. Sample Description ○ Product item : Josh Edge Remote ○ FCC ID : TX4-RE47 ○ Model name : RE47 ○ Manufacturer : Remote Solution Co., Ltd. 3. Date of test : 2025.11.20 4. Location of Test :  Permanent Testing Lab  On Site Testing ○ Address : 3701, 40, Simin-daero365beon-gil, Dongan-gu, Anyang-si, Gyeonggi-do, 14057, Korea 5. Test method used : CFR §2.1093 6. Test result : PASS The results shown in this test report refer only to the sample(s) tested unless otherwise stated. This test report cannot be reproduced and copied without permission without the written consent of KES Co., Ltd. This laboratory is not accredited for the test results marked *. This test report is not related to KOLAS accreditation. Affirmation Tested by Technical Manager Name : Min-sup, Kim (Signature) Name : Du-hee, Lee (Signature) 2026. 03. 06. KES Co., Ltd. Report No. : KES-SR250260-R2 Page 2 / 60 KES-QP16-F01(00-23-01-01) KES Co., Ltd. You can check the authenticity of this test report on our website (www.kes.co.kr). REPORT REVISION HISTORY Date Test Report No. Revision History 2025.12.18 KES-SR250260 Initial 2026.01.30 KES-SR250260-R1 Modify the product item. 2026.03.06 KES-SR250260-R2 Modify of client name and address and removal of additional models. This report shall not be reproduced except in full, without the written approval of KES Co., Ltd. This document may be altered or revised by KES Co., Ltd. personnel only, and shall be noted in the revision section of the document. Any alteration of this document not carried out by KES Co., Ltd. will constitute fraud and shall nullify the document. Report No. : KES-SR250260-R2 Page 3 / 60 KES-QP16-F01(00-23-01-01) KES Co., Ltd. You can check the authenticity of this test report on our website (www.kes.co.kr). TABLE OF CONTENTS 1. General Information ..................................................................................................................................4 1.1. Highest SAR Summary .......................................................................................................................4 1.2. Device Overview ................................................................................................................................4 1.3. Power Reduction for SAR ...................................................................................................................4 1.4. Nominal and Maximum Output Power Specifications ..........................................................................5 1.5. DUT Antenna Locations ......................................................................................................................5 1.6. Near Field Communications (NFC) Antenna .......................................................................................5 1.7. Miscellaneous SAR Test Considerations .............................................................................................5 1.8. Simultaneous Transmission Capabilities .............................................................................................5 1.9. Guidance Applied ...............................................................................................................................5 1.10. Device Serial Numbers .......................................................................................................................6 2. Introduction ........................................................................................................................................7 2.1. SAR definition ....................................................................................................................................7 2.2. SAR Measurement Setup ...................................................................................................................8 3. Dosimetric Assessment .................................................................................................................... 12 4. TEST CONFIGURATION POSITIONS .............................................................................................. 13 4.1. Device Holder .................................................................................................................................. 13 4.2. Positioning for Testing ...................................................................................................................... 13 5. RF Exposure Limits .......................................................................................................................... 14 5.1. Uncontrolled Environment ................................................................................................................ 14 5.2. Controlled Environment .................................................................................................................... 14 6. FCC Measurement Procedures ........................................................................................................ 15 6.1. Measured and Reported SAR ........................................................................................................... 15 6.2. Procedures Used to Establish RF signal for SAR .............................................................................. 15 7. RF Conducted Power ....................................................................................................................... 16 7.1. Bluetooth Conducted Power ...................................................................................................…

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Appendix Data 1. DUTY CYCLE ........................................................................................................................................... 2 2. 99 % OCCUPIED BANDWIDTH ........................................................................................................... 4 3. MINIMUM 6 DB BANDWIDTH ............................................................................................................. 7 4. MAXIMUM PEAK OUTPUT POWER ................................................................................................ 10 5. 100 KHZ BANDWIDTH OUTSIDE THE FREQUENCY BAND ...................................................... 13 6. SPURIOUS & HARMONIC RADIATED EMISSION ....................................................................... 19 7. PEAK POWER SPECTRAL DENSITY ............................................................................................... 31 1 / 33 Bluetooth Test ItemNo.ModeChannelVerdict Duty Cycle 1LE2M19Pass Test Band Test Parameters for Channel Bandwidths 2 / 33 1 Duty Cycle 3 / 33 Bluetooth Test ItemNo.ModeChannelVerdict 1LE2M0Pass 2LE2M19Pass 3LE2M39Pass Test Band Test Parameters for Channel Bandwidths Occupied Bandwidth 4 / 33 1 2 Occupied Bandwidth Occupied Bandwidth 5 / 33 3 Occupied Bandwidth 6 / 33 Bluetooth Test ItemNo.ModeChannelVerdict 1LE2M0Pass 2LE2M19Pass 3LE2M39Pass Test Band Test Parameters for Channel Bandwidths 6dB Bandwidth 7 / 33 1 2 6dB Bandwidth 6dB Bandwidth 8 / 33 3 6dB Bandwidth 9 / 33 Bluetooth Test ItemNo.ModeChannelVerdict 1LE2M0Pass 2LE2M19Pass 3LE2M39Pass Test Band Test Parameters for Channel Bandwidths Maximum Peak Output Power 10 / 33 1 2 Maximum Peak Output Power Maximum Peak Output Power 11 / 33 3 Maximum Peak Output Power 12 / 33 Bluetooth Test ItemNo.ModeChannelVerdict 1LE2M0Pass 2LE2M19Pass 3LE2M39Pass Test Band Test Parameters for Channel Bandwidths 100 kHz Bandwidth 13 / 33 1 1.1 100 kHz Bandwidth 100 kHz Bandwidth 14 / 33 1.2 2 100 kHz Bandwidth 100 kHz Bandwidth 15 / 33 2.1 2.2 100 kHz Bandwidth 100 kHz Bandwidth 16 / 33 3 3.1 100 kHz Bandwidth 100 kHz Bandwidth 17 / 33 3.2 100 kHz Bandwidth 18 / 33 Test ItemNo.ModeFrquencyBandwidthDetectorHarmonicPolarization Harmonic1 BLE 2M 4804AVG2Horizontal Harmonic2 BLE 2M 4804PEAK2Horizontal Harmonic3 BLE 2M 4804AVG2Vertical Harmonic4 BLE 2M 4804PEAK2Vertical Harmonic5 BLE 2M 4880AVG2Horizontal Harmonic6 BLE 2M 4880PEAK2Horizontal Harmonic7 BLE 2M 4880AVG2Vertical Harmonic8 BLE 2M 4880PEAK2Vertical Harmonic9 BLE 2M 4960AVG2Horizontal Harmonic10 BLE 2M 4960PEAK2Horizontal Harmonic11 BLE 2M 4960AVG2Vertical Harmonic12 BLE 2M 4960PEAK2Vertical Test Parameters Test BandBLE 2M 19 / 33 1 2 Harmonic Harmonic 20 / 33 3 4 Harmonic Harmonic 21 / 33 5 6 Harmonic Harmonic 22 / 33 7 8 Harmonic Harmonic 23 / 33 9 10 Harmonic Harmonic 24 / 33 11 12 Harmonic Harmonic 25 / 33 Test ItemNo.ModeChannelBandwitdhDetectorPolarization Restricted Band1 BLE 2M 2402AVGHorizontal Restricted Band2 BLE 2M 2402PEAKHorizontal Restricted Band3 BLE 2M 2402AVGVertical Restricted Band4 BLE 2M 2402PEAKVertical Restricted Band5 BLE 2M 2480AVGHorizontal Restricted Band6 BLE 2M 2480PEAKHorizontal Restricted Band7 BLE 2M 2480AVGVertical Restricted Band8 BLE 2M 2480PEAKVertical Test Parameters Test BandBLE 2M 26 / 33 1 2 Restricted Band Restricted Band 27 / 33 3 4 Restricted Band Restricted Band 28 / 33 5 6 Restricted Band Restricted Band 29 / 33 7 8 Restricted Band Restricted Band 30 / 33 Bluetooth Test ItemNo.ModeChannelVerdict 1LE2M0Pass 2LE2M19Pass 3LE2M39Pass Test Band Test Parameters for Channel Bandwidths Power Spectrul Density 31 / 33 1 2 Power Spectrul Density Power Spectrul Density 32 / 33 3 Power Spectrul Density 33 / 33

Page 1 of 22 Report No.: OT-262-RWD-074 It should not be reproduced except in full, without the written approval of ONETECH Corp. OTC-TRF-RF-001(0) ONETECH Corp.: 43-14, Jinsaegol-gil, Chowol-eup, Gwangju-si, Gyeonggi-do, 12735, Korea (TEL: 82-31-799-9500, FAX: 82-31-799-9599) RADIO PERFORMANCE TEST REPORT Test Report No. : OT-262-RWD-074 Reception No. : 2510003507 Applicant : Remote Solution Co., Ltd. Address : 92, Chogokri, Nammyun, Kimchon City, Kyungbuk, 740-871, South Korea Manufacturer : Remote Solution Co., Ltd. Address : 326-14, Apo-daero, Nam-myeon, Gimcheon-si, Gyeongsangbuk-do, 39662, South Korea Type of Equipment : Josh Edge Remote FCC ID. : TX4-RE47 Model Name : RE47 Multiple Model Name : N/A Serial number : N/A Total page of Report : 22 pages (including this page) Date of Incoming : November 03, 2025 Date of issue : February 27, 2026 SUMMARY The equipment complies with the regulation; FCC PART 15 SUBPART C Section 15.247 This test report only contains the result of a single test of the sample supplied for the examination. It is not a generally valid assessment of the features of the respective products of the mass-production. This test report is not associated with the accreditation granted by the Korean Laboratory Accreditation Scheme (KOLAS). Tested by Si-eon Lee / Senior Project Engineer ONETECH Corp. Reviewed by Tae-Ho, Kim / Chief Engineer ONETECH Corp. Approved by Jae-Ho, Lee / Director ONETECH Corp. Page 2 of 22 Report No.: OT-262-RWD-074 It should not be reproduced except in full, without the written approval of ONETECH Corp. OTC-TRF-RF-001(0) ONETECH Corp.: 43-14, Jinsaegol-gil, Chowol-eup, Gwangju-si, Gyeonggi-do, 12735, Korea (TEL: 82-31-799-9500, FAX: 82-31-799-9599) CONTENTS PAGE 1. VERIFICATION OF COMPLIANCE ............................................................................................................................. 5 2. TEST SUMMARY .............................................................................................................................................................. 6 2.1 TEST ITEMS AND RESULTS ............................................................................................................................................. 6 2.2 ADDITIONS, DEVIATIONS, EXCLUSIONS FROM STANDARDS ........................................................................................... 6 2.3 RELATED SUBMITTAL(S) / GRANT(S) ............................................................................................................................ 6 2.4 PURPOSE OF THE TEST ................................................................................................................................................... 6 2.5 TEST METHODOLOGY .................................................................................................................................................... 6 2.6 TEST FACILITY ............................................................................................................................................................... 6 3. GENERAL INFORMATION ............................................................................................................................................ 7 3.1 PRODUCT DESCRIPTION ................................................................................................................................................. 7 3.2 ALTERNATIVE TYPE(S)/MODEL(S); ALSO COVERED BY THIS TEST REPORT. ................................................................ 7 4. EUT MODIFICATIONS .................................................................................................................................................... 7 5. SYSTEM TEST CONFIGURATION ............................................................................................................................... 8 5.1 JUSTIFICATION ............................................................................................................................................................... 8 5.2 PERIPHERAL EQUIPMENT .............................................................................................................................................. 8 5.3 MODE OF OPERATION DURING THE TEST ...................................................................................................................... 9 5.4 CONFIGURATION OF TEST SYSTEM ............................................................................................................................. 10 5.5 ANTENNA REQUIREMENT ............................................................................................................................................ 10 6. MEASUREMENT UNCERTAINTY .............................................................................................................................. 10 7. PRELIMINARY TEST .................................................................................................................................................... 11 7.1 AC POWER LINE CONDUCTED EMISSIONS TESTS ....................................................................................................... 11 7.2 GENERAL RADIATED EMISSIONS TESTS ..................................................................................................................... 11 8. MIMIMUM 6 DB BANDWIDTH ................................................................................................................................... 12 8.1 OPERATING ENVIRONMENT ......................................................................................................................................... 12 8.2 TEST SET-UP ................................................................................................................................................................. 12 8.3 TEST DATE ......................................................................................................................…

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1 RE47 - Antenna Approval sheet OCT 17 , 2025 - PCB Overview & Matching Value - VSWR & Smith Chart / 3D Gain data - 2D Radiation Pattern & Gain - 3D Radiation pattern Rev 1.0 By designed By checked By approved Kim.j.s- 2025.10.172025.10.17 JI Kwon 2 Specification 1. Features and Application： This product is for BT band ( 2402 ~ 2480 MHz ) 3 Measurement Process SWR / Return Loss Use Network Analyzer when measuring SWR/Return loss and selecting standard SPL. E5071B Agilent Network Analyzer Additional Features: 300 kHz to 8.5 GHz 125 dB dynamic range at test port (typical) 9.6 us/point sweep speed 0.001 dB RMS trace noise Integrated 2-, 3- and 4-ports with balanced measurements Fixture embedding/de-embedding and port characteristic impedance conversion Frequency-offset mode for frequency translated devices. Built-in Visual Basic for Applications (VBA) Measurement Wizard Assistant (MWA) software 4 Measurement Process Gain Antenna gain is measured in the Anechoic Chamber o Size: 5.5(L) m × 5.5(W) m × 5.0(H) m o Frequency range: 700 MHz to 8.0 GHz (Far Field) 5 Electrical Characteristics This specification covers the dielectric pattern antenna RE47 used in Bluetooth ITEMSPECIFICATION Frequency Range2402 ~ 2480 MHz VSWRMax 2.5 PolarizationLinear Frequency [MHz]2400242524502485 Gain [dBi] Peak2.202.321.90-0.32 Average-4.57-4.17-4.14-5.36 Efficiency [%]34.938.338.529.1 Manufacturer : Remote Solution Name : RS ANT1 Peak[dBi] : +2.32dBi 6 PCB Overview & Matching Value Manufacturer : Remote Solution Name : RE47 RCU 7 VSWR & Smith Chart / 3D Gain data [ RS ANT1 ] 8 2D Radiation Pattern & Gain ( EE47 RCU ) 9 2D Radiation Pattern & Gain ( EE47 RCU ) 10 2D Radiation Pattern & Gain ( EE47 RCU ) 11 2D Radiation Pattern & Gain ( EE47 RCU ) 12 2D Radiation Pattern & Gain ( EE47 RCU ) 13 Thank you