2BTMKTCU01Control Unit

TARRANINNOVATIONLIMITED 2.911(d)(5)(i)EquipmentTypeAttestationv1.2 Section2.911(d)(5)(i)Certification–EquipmentType Companyname:TARRANINNOVATIONLIMITED Address:19HMaxgrandplaza,No.3TaiYauStreet,SanPoKong,Kowloon,HongKong,China ProductName:ControlUnit FCCID:2BTMKTCU01 Model(s):TCU01 2.911(d)(5)(i)EquipmentType We,TARRANINNOVATIONLIMITED(“theapplicant”)certifythattheequipmentforwhich authorizationissoughtthroughcertificationisnot:  Prohibitedfromreceivinganequipmentauthorizationpursuantto§2.903;oftheFCCrules.  Identifiedasanequipmenttypeinthe“CoveredList” NOTE1 Yourssincerely, Name:xueqiangxuDate:21March2026 TitleandCompanyname:manager/TARRANINNOVATIONLIMITED NOTE1 “CoveredList”;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

TARRANINNOVATIONLIMITED 2.911(d)(5)(ii)ApplicantAttestationv1.3 Section2.911(d)(5)(ii)Certification–Applicant(CoveredList) Companyname:TARRANINNOVATIONLIMITED Address:19HMaxgrandplaza,No.3TaiYauStreet,SanPoKong,Kowloon,HongKong,China ProductName:ControlUnit FCCID:2BTMKTCU01 Model(s):TCU01 2.911(d)(5)(ii)Applicantfiling We,TARRANINNOVATIONLIMITED(“theapplicant”)certifythat,asofthedateofthefilingofthe application,theapplicantisnotidentified NOTE1 onthe“CoveredList” NOTE2 ,establishedpursuantto §1.50002ofthischapter,asanentityproducingcoveredcommunicationsequipment. Yourssincerely, Name:xueqiangxuDate:21March2026 TitleandCompanyname:manager/TARRANINNOVATIONLIMITED NOTE1 Deleteoptionnotapplicabletothisapplication. NOTE2 “CoveredList ” ;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

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TARRANINNOVATIONLIMITED Address:19HMaxgrandplaza,No.3TaiYauStreet,SanPo Kong,Kowloon,HongKong ProductName:ControlUnit FCCID:2BTMKTCU01 Model(s):TCU01 DATE:2026-06-25 ToWhomItMayConcern, We,TARRANINNOVATIONLIMITED,herebydeclarethatourproduct(ControlUnit) ModelNumber:S-RTK100Awillnolongercontain,support,orenableanyEGPRS wirelesscommunicationfunctionality.Thischangeispermanentandirreversibleandhas beenimplementedthroughdisabledviasoftware. Wetakefullresponsibilityfortheaccuracyofthisdeclaration.Weunderstandthatany falsestatementmayresultinpenalties,includingtherevocationofexistingcertifications andlegalaction. Pleasecontactmeifyouhaveanyquestion. Sincerely, Client ’ sname/title:xueqiangxu/manager Contactinformation/address:19HMaxgrandplaza,No.3TaiYauStreet,SanPo Kong,Kowloon,HongKong

TARRANINNOVATIONLIMITED LetterofAuthorization Company:TARRANINNOVATIONLIMITED Address:19HMaxgrandplaza,No.3TaiYauStreet,SanPoKong,Kowloon,Hong Kong ProductName:ControlUnit ModelNumber(s):TCU01 ProductDescription:ControlUnit WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2026-6-5 Name:xueqiangxu Title:manager Company:TARRANINNOVATIONLIMITED

TARRANINNOVATIONLIMITED. Date:March21,2026 To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 RE: FCC ID:2BTMKTCU01 FCC Certification Confidentiality Request Gentlemen: This letter is to comply with 47 CFR 0.457 and 0.459 pertaining to confidentiality material. TARRAN INNOVATION LIMITED. requests that the following documents regarding this submission for FCC ID:2BTMKTCU01 be kept Long-Termconfidential: Exhibit Type Block Diagram Schematics Operational Description Tune-Up Procedure File Name Block Diagram.pdf Schematics.pdf Operational Description.pdf Tune-Up Procedure.pdf And below exhibit kept short-term confidential (180days): Exhibit Type External Photos Internal Photos Test Setup Photos Users Manuals File Name External Photo.pdf Internal Photo.pdf Test Setup Photos.pdf Users Manual.pdf Those documents contain detailed system and equipment description and related information about the product which TARRAN INNOVATION LIMITED. considers tobe confidential proprietary, a custom design and, otherwise, not releasable to the general public. Since this design is a basis form which future technological products will evolve, TARRAN INNOVATION LIMITED. considers this information would be of benefit to its competitors, and that the disclosure of the information in these documents would give competitors an unfair advantage in themarket. Thank you for your attention to thismatter. Print name: xueqiang xu Title:manager Signature:

ControlUnit

Report No.: BL-SZ2610221-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 55 Web: www.titcgroup.com Template No.: TRP-FCC DASY-Body-1 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen TEST REPORT Applicant: TARRAN INNOVATION LIMITED Address: 19H Maxgrand plaza, No.3 Tai Yau Street, San Po Kong, Kowloon, Hong Kong Equipment Type: Control Unit Model Name: TCU01 Brand Name: TARRAN FCC ID: 2BTMKTCU01 Test Standard: FCC 47 CFR Part 2.1093 (refer to section 3.1) Maximum SAR: Body (1 g@20mm): 0.99 W/kg Sample Arrival Date: Mar. 31, 2026 Test Date: Apr. 26, 2026 - Apr. 30, 2026 Date of Issue: Jun. 29, 2026 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Song Gui Checked by: Xu Rui Approved by: Liao Jianming (Technical Director) _______________ _______________ _______________ Report No.: BL-SZ2610221-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 55 Web: www.titcgroup.com Template No.: TRP-FCC DASY-Body-1 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen Revision History Version Issue Date Revisions Content Rev. 01 May 29, 2026 Initial Issue Rev. 02 Jun. 17, 2026 Updated the EUT name, model name and ANNEX D EUT EXTERNAL PHOTOS. Updated the Network and Wireless connectivity in Chapter 2.4. Updated the Highest Total Exposure Ratio Evaluation in Chapter 3.3.2. Update the synchronization transmission results in Chapter 14. Rev. 03 Jun. 29, 2026 Deleted the data of NFC and FMCW. Updated the EUT name, model name and ANNEX D. TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 5 1.1 Test Laboratory ............................................................................................................ 5 1.2 Test Location ................................................................................................................ 5 1.3 Test Environment Condition .......................................................................................... 5 2 PRODUCT INFORMATION ....................................................................................................... 6 2.1 Applicant Information .................................................................................................... 6 2.2 Manufacturer Information .............................................................................................. 6 2.3 General Description for Equipment under Test (EUT) ................................................... 6 2.4 Ancillary Equipment ...................................................................................................... 6 2.5 Technical Information ................................................................................................... 7 3 SUMMARY OF TEST RESULT ................................................................................................. 9 3.1 Test Standards ............................................................................................................. 9 3.2 Device Category and SAR Limit ................................................................................. 10 3.3 Test Result Summary ................................................................................................. 11 3.4 Test Uncertainty ......................................................................................................... 13 4 MEASUREMENT SYSTEM ..................................................................................................... 14 4.1 Specific Absorption Rate (SAR) Definition .................................................................. 14 Report No.: BL-SZ2610221-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 55 Web: www.titcgroup.com Template No.: TRP-FCC DASY-Body-1 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen 4.2 DASY SAR System .................................................................................................... 15 5 SYSTEM VERIFICATION ........................................................................................................ 22 5.1 Purpose of System Check .......................................................................................... 22 5.2 System Check Setup .................................................................................................. 22 6 TEST POSITION CONFIGURATIONS .................................................................................... 23 6.1 Body-worn Position Conditions ................................................................................... 23 7 MEASUREMENT PROCEDURE ............................................................................................. 24 7.1 Measurement Process Diagram ................................................................................. 24 7.2 SAR Scan General Requirement ................................................................................ 25 7.3 Measurement Procedure ............................................................................................ 26 7.4 Area & Zoom Scan Procedure .................................................................................... 26 7.5 LTE (TDD) Considerations.......................................................................................... 27 8 CONDUCTED RF OUTPUT POWER ...................................................................................... 29 9 TEST EXCLUSION CONSIDERATION ................................................................................... 30 9.1 Antenna location sketch ......................................................................................…

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Report No.: BL-SZ2610221-AC 1 / 76 CALIBRATION REPORT F.1 E-Field Probe (EX3DV4 - SN:7664) Report No.: BL-SZ2610221-AC 2 / 76 Report No.: BL-SZ2610221-AC 3 / 76 Report No.: BL-SZ2610221-AC 4 / 76 Report No.: BL-SZ2610221-AC 5 / 76 Report No.: BL-SZ2610221-AC 6 / 76 Report No.: BL-SZ2610221-AC 7 / 76 Report No.: BL-SZ2610221-AC 8 / 76 Report No.: BL-SZ2610221-AC 9 / 76 Report No.: BL-SZ2610221-AC 10 / 76 Report No.: BL-SZ2610221-AC 11 / 76 Report No.: BL-SZ2610221-AC 12 / 76 Report No.: BL-SZ2610221-AC 13 / 76 Report No.: BL-SZ2610221-AC 14 / 76 Report No.: BL-SZ2610221-AC 15 / 76 Report No.: BL-SZ2610221-AC 16 / 76 Report No.: BL-SZ2610221-AC 17 / 76 Report No.: BL-SZ2610221-AC 18 / 76 Report No.: BL-SZ2610221-AC 19 / 76 Report No.: BL-SZ2610221-AC 20 / 76 Report No.: BL-SZ2610221-AC 21 / 76 Report No.: BL-SZ2610221-AC 22 / 76 Report No.: BL-SZ2610221-AC 23 / 76 F.2 Data Acquisition Electronics (DAE4 - SN:878) Report No.: BL-SZ2610221-AC 24 / 76 Report No.: BL-SZ2610221-AC 25 / 76 Report No.: BL-SZ2610221-AC 26 / 76 F.3 750MHz Dipole Report No.: BL-SZ2610221-AC 27 / 76 Report No.: BL-SZ2610221-AC 28 / 76 Report No.: BL-SZ2610221-AC 29 / 76 Report No.: BL-SZ2610221-AC 30 / 76 Report No.: BL-SZ2610221-AC 31 / 76 Report No.: BL-SZ2610221-AC 32 / 76 D750V3 Dipole impedance and return loss Validation Meas. Results Current Meas. Previous Meas. Max. Deviation Meas. Data 2025.08.17 2024.08.19 / Return Loss(dB) -29.951 -34.172 -12.35% Impedance 47.923 Ω + 0.333 jΩ 50.086 Ω - 1.956 jΩ 2.289 Ω (Imaginary part) Report No.: BL-SZ2610221-AC 33 / 76 F.4 835 MHz Dipole Report No.: BL-SZ2610221-AC 34 / 76 Report No.: BL-SZ2610221-AC 35 / 76 Report No.: BL-SZ2610221-AC 36 / 76 Report No.: BL-SZ2610221-AC 37 / 76 Report No.: BL-SZ2610221-AC 38 / 76 Report No.: BL-SZ2610221-AC 39 / 76 D835V2 Dipole impedance and return loss Validation Meas. Results Current Meas. Previous Meas. Max. Deviation Meas. Data 2025.05.07 2024.05.08 / Return Loss(dB) -25.232 -29.885 -15.57% Impedance 48.894 Ω - 2.643 jΩ 49.821 Ω - 3.196 jΩ -0.927Ω (Real part) Report No.: BL-SZ2610221-AC 40 / 76 F.5 1750 MHz Dipole Report No.: BL-SZ2610221-AC 41 / 76 Report No.: BL-SZ2610221-AC 42 / 76 Report No.: BL-SZ2610221-AC 43 / 76 Report No.: BL-SZ2610221-AC 44 / 76 Report No.: BL-SZ2610221-AC 45 / 76 Report No.: BL-SZ2610221-AC 46 / 76 D1750V2 Dipole impedance and return loss Validation Meas. Results Current Meas. Previous Meas. Max. Deviation Meas. Data 2025.05.07 2024.05.08 / Return Loss(dB) -27.113 -32.704 -17.1% Impedance 48.732 Ω - 4.560 jΩ 47.797 Ω - 0.530 jΩ -4.03Ω (Imaginary part) Report No.: BL-SZ2610221-AC 47 / 76 F.6 1950 MHzDipole Report No.: BL-SZ2610221-AC 48 / 76 Report No.: BL-SZ2610221-AC 49 / 76 Report No.: BL-SZ2610221-AC 50 / 76

BL-SZ2610221-ASC 1 / 10 System Check:750Mhz Date: 2026.04.23 Communication System Band: D750 (750.0 MHz); Frequency: 750 MHz;Duty Cycle: 1:1 Medium parameters used: f = 750 MHz; σ = 0.899 S/m; ε r = 41.483; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C Liquid Temperature:21.3°C DASY5 Configuration: • Probe: EX3DV4 - SN7664; ConvF(10.64, 10.64, 10.64); Calibrated: 2025.06.30; • Sensor-Surface: 4mm (Mechanical Surface Detection) • Electronics: DAE4 Sn878; Calibrated: 2026.03.23 • Phantom: SAM1; Type: QD000P40CD; Serial: TP:1858 • Measurement SW: DASY52, Version 52.10 (3); SEMCAD X Version 14.6.13 (7474) CW750/Area Scan (61x121x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.899 W/kg CW750/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 38.84 V/m; Power Drift = -0.11 dB Peak SAR (extrapolated) = 1.29 W/kg SAR(1 g) = 0.822 W/kg; SAR(10 g) = 0.563 W/kg Smallest distance from peaks to all points 3 dB below = 20.1 mm Ratio of SAR at M2 to SAR at M1 = 51.8% Maximum value of SAR (measured) = 0.904 W/kg 0 dB = 0.904 W/kg BL-SZ2610221-ASC 2 / 10 System check:835MHz Date: 2026.04.23 Communication System Band: D835 (835.0 MHz); Frequency: 835 MHz;Duty Cycle: 1:1 Medium parameters used (interpolated): f = 835 MHz; σ = 0.901 S/m; ε r = 42.114; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C Liquid Temperature:21.3°C DASY5 Configuration: • Probe: EX3DV4 - SN7664; ConvF(10.25, 10.25, 10.25); Calibrated: 2025.06.30; • Sensor-Surface: 4mm (Mechanical Surface Detection) • Electronics: DAE4 Sn878; Calibrated: 2026.03.23 • Phantom: SAM1; Type: QD000P40CD; Serial: TP:1858 • Measurement SW: DASY52, Version 52.10 (3); SEMCAD X Version 14.6.13 (7474) CW835/Area Scan (51x131x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 1.19 W/kg CW835/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 34.18 V/m; Power Drift = 0.15 dB Peak SAR (extrapolated) = 1.56 W/kg SAR(1 g) = 0.989 W/kg; SAR(10 g) = 0.662 W/kg Smallest distance from peaks to all points 3 dB below = 9.5 mm Ratio of SAR at M2 to SAR at M1 = 59.4% Maximum value of SAR (measured) = 1.26 W/kg 0 dB = 1.26 W/kg BL-SZ2610221-ASC 3 / 10 System check:835MHz Date: 2026.04.26 Communication System Band: D835 (835.0 MHz); Frequency: 835 MHz;Duty Cycle: 1:1 Medium parameters used (interpolated): f = 835 MHz; σ = 0.914 S/m; ε r = 41.082; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C Liquid Temperature:21.5°C DASY5 Configuration: • Probe: EX3DV4 - SN7664; ConvF(10.25, 10.25, 10.25); Calibrated: 2025.06.30; • Sensor-Surface: 4mm (Mechanical Surface Detection) • Electronics: DAE4 Sn878; Calibrated: 2026.03.23 • Phantom: SAM1; Type: QD000P40CD; Serial: TP:1858 • Measurement SW: DASY52, Version 52.10 (3); SEMCAD X Version 14.6.13 (7474) CW835/Area Scan (51x131x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 1.01 W/kg CW835/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 33.98 V/m; Power Drift = -0.01 dB Peak SAR (extrapolated) = 1.35 W/kg SAR(1 g) = 0.975 W/kg; SAR(10 g) = 0.658 W/kg Smallest distance from peaks to all points 3 dB below = 11.3 mm Ratio of SAR at M2 to SAR at M1 = 58.1% Maximum value of SAR (measured) = 1.13 W/kg 0 dB = 1.13 W/kg BL-SZ2610221-ASC 4 / 10 System check:1750MHz Date: 2026.04.26 Communication System Band: D1750 (1750.0 MHz); Frequency: 1750 MHz;Duty Cycle: 1:1 Medium parameters used: f = 1750 MHz; σ = 1.356 S/m; ε r = 40.778; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C Liquid Temperature:21.5°C DASY5 Configuration: • Probe: EX3DV4 - SN7664; ConvF(8.72, 8.72, 8.72); Calibrated: 2025.06.30; • Sensor-Surface: 4mm (Mechanical Surface Detection) • Electronics: DAE4 Sn878; Calibrated: 2026.03.23 • Phantom: SAM1; Type: QD000P40CD; Serial: TP:1858 • Measurement SW: DASY52, Version 52.10 (3); SEMCAD X Version 14.6.13 (7474) CW1750/Area Scan (61x61x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 4.65 W/kg CW1750/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 57.10 V/m; Power Drift = -0.08 dB Peak SAR (extrapolated) = 6.85 W/kg SAR(1 g) = 3.95 W/kg; SAR(10 g) = 2.03 W/kg Smallest distance from peaks to all points 3 dB below = 11.2 mm Ratio of SAR at M2 to SAR at M1 = 59% Maximum value of SAR (measured) = 4.38 W/kg 0 dB = 4.43 W/kg BL-SZ2610221-ASC 5 / 10 System check:1950MHz Date: 2026.04.27 Communication System Band: D1950 (1950.0 MHz); Frequency: 1950 MHz;Duty Cycle: 1:1 Medium parameters used: f = 1950 MHz; σ = 1.444S/m; ε r =38.804; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.4°C Liquid Temperature:21.3°C DASY5 Configuration: • Probe: EX3DV4 - SN7664; ConvF(8.35, 8.35, 8.35); Calibrated: 2025.06.30; • Sensor-Surface: 4mm (Mechanical Surface Detection) • Electronics: DAE4 Sn878; Calibrated: 2026.03.23 • Phantom: SAM1; Type: QD000P40CD; Serial: TP:1858 • Measurement SW: DASY52, Version 52.10 (3); SEMCAD X Version 14.6.13 (7474) CW1950/Area Scan (61x61x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 5.44 W/kg CW1950/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 58.38 V/m; Power Drift = 0.03 dB Peak SAR (extrapolated) = 8.03 W/kg SAR(1 g) = 4.41 W/kg; SAR(10 g) = 2.31 W/kg Smallest distance from peaks to all points 3 dB below = 11.2 mm Ratio of SAR at M2 to SAR at M1 = 57% Maximum value of SAR (measured) = 4.94 W/kg 0 dB = 5.11 W/kg BL-SZ2610221-ASC 6 / 10 System check:2450MHz Date: 2026.04.28 Communication System Band: D2450 (2450.0 MHz); Frequency: 2450 MHz;Duty Cycle: 1:1 Medium parameters used (interpolated): f = 2450 MHz; σ = 1.779 S/m; ε r = 38.628; ρ = 1000 kg/m 3 Phantom section: Flat Section Ambient Temperature:22.5°C Liquid Temperature:21.5°C DASY5 Co…

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Document No: BL-SZ2610221-501 Data Part 1 Page 1 of 56 Annex A.7 Field Strength of Spurious Radiation Document No: BL-SZ2610221-501 Data Part 1 Page 2 of 56 GPRS Band:GPRS850,Channel:LOW range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 869.244 -44.68 1.74 -13.0 31.68 232.00 Horizontal Horizontal N/A 1649.100 -27.59 -6.08 -13.0 14.59 128.00 Horizontal Horizontal Pass 2473.500 -41.80 -2.84 -13.0 28.80 100.00 Horizontal Horizontal Pass 4386.200 -49.13 4.31 -13.0 36.13 176.00 Horizontal Horizontal Pass 6879.200 -42.02 10.34 -13.0 29.02 356.00 Horizontal Horizontal Pass 9401.201 -50.54 11.25 -13.0 37.54 308.00 Horizontal Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 3 of 56 Band:GPRS850,Channel:LOW range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 104.011 -59.23 -18.07 -13.0 46.23 127.00 Vertical Horizontal Pass 869.147 -43.66 1.78 -13.0 30.66 50.00 Vertical Horizontal N/A 1649.200 -27.07 -6.26 -13.0 14.07 262.00 Vertical Horizontal Pass 2473.700 -37.55 -2.82 -13.0 24.55 66.00 Vertical Horizontal Pass 5769.800 -43.86 6.43 -13.0 30.86 125.00 Vertical Horizontal Pass 6846.000 -41.58 10.67 -13.0 28.58 356.00 Vertical Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 4 of 56 Band:GPRS850,Channel:MID range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 836.700 -64.21 2.18 -13.0 51.21 219.00 Horizontal Horizontal N/A 881.563 -43.75 2.41 -13.0 30.75 228.00 Horizontal Horizontal N/A 1674.000 -29.79 -7.26 -13.0 16.79 158.00 Horizontal Horizontal Pass 2510.400 -41.46 -2.36 -13.0 28.46 322.00 Horizontal Horizontal Pass 6003.800 -43.74 7.96 -13.0 30.74 40.00 Horizontal Horizontal Pass 9408.250 -49.73 10.93 -13.0 36.73 233.00 Horizontal Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 5 of 56 Band:GPRS850,Channel:MID range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 881.612 -44.53 2.40 -13.0 31.53 22.00 Vertical Horizontal N/A 1674.100 -31.59 -7.23 -13.0 18.59 181.00 Vertical Horizontal Pass 2510.400 -37.53 -2.36 -13.0 24.53 78.00 Vertical Horizontal Pass 3590.800 -51.53 2.07 -13.0 38.53 13.00 Vertical Horizontal Pass 5019.800 -45.55 4.89 -13.0 32.55 338.00 Vertical Horizontal Pass 6742.400 -42.85 10.45 -13.0 29.85 187.00 Vertical Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 6 of 56 Band:GPRS850,Channel:HIGH range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 848.874 -46.16 1.82 -13.0 33.16 169.00 Horizontal Horizontal N/A 893.785 -47.67 2.90 -13.0 34.67 335.00 Horizontal Horizontal N/A 1698.500 -31.38 -7.40 -13.0 18.38 34.00 Horizontal Horizontal Pass 2547.200 -41.76 -2.81 -13.0 28.76 44.00 Horizontal Horizontal Pass 3395.800 -48.81 3.04 -13.0 35.81 36.00 Horizontal Horizontal Pass 5093.200 -43.98 5.90 -13.0 30.98 87.00 Horizontal Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 7 of 56 Band:GPRS850,Channel:HIGH range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 848.825 -55.27 1.82 -13.0 42.27 227.00 Vertical Horizontal N/A 893.833 -45.74 2.97 -13.0 32.74 50.00 Vertical Horizontal N/A 1698.300 -30.02 -7.44 -13.0 17.02 63.00 Vertical Horizontal Pass 2547.000 -38.42 -2.64 -13.0 25.42 359.00 Vertical Horizontal Pass 3395.800 -49.73 3.04 -13.0 36.73 99.00 Vertical Horizontal Pass 5093.400 -42.05 5.79 -13.0 29.05 99.00 Vertical Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 8 of 56 Band:GPRS1900,Channel:LOW range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 1361.600 -54.54 -3.56 -13.0 41.54 141.00 Horizontal Horizontal Pass 1930.700 -33.93 -0.60 -13.0 20.93 212.00 Horizontal Horizontal N/A 2889.500 -45.48 8.52 -13.0 32.48 96.00 Horizontal Horizontal Pass 3965.000 -49.30 3.70 -13.0 36.30 256.00 Horizontal Horizontal Pass 6553.400 -42.39 9.29 -13.0 29.39 109.00 Horizontal Horizontal Pass 14151.788 -45.51 16.42 -13.0 32.51 9.00 Horizontal Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 9 of 56 Band:GPRS1900,Channel:LOW range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 1930.500 -50.76 -0.60 -13.0 37.76 271.00 Vertical Horizontal N/A 2951.800 -46.76 6.98 -13.0 33.76 36.00 Vertical Horizontal Pass 4054.200 -51.28 3.02 -13.0 38.28 74.00 Vertical Horizontal Pass 6920.600 -42.42 10.80 -13.0 29.42 315.00 Vertical Horizontal Pass 14651.675 -46.17 16.33 -13.0 33.17 184.00 Vertical Horizontal Pass 19159.364 -45.77 16.80 -13.0 32.77 177.00 Vertical Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 10 of 56 Band:GPRS1900,Channel:MID range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 1960.200 -33.36 -1.45 -13.0 20.36 209.00 Horizontal Horizontal N/A 2997.100 -46.75 5.86 -13.0 33.75 195.00 Horizontal Horizontal Pass 5641.000 -44.21 6.19 -13.0 31.21 155.00 Horizontal Horizontal Pass 6891.800 -42.01 10.60 -13.0 29.01 297.00 Horizontal Horizontal Pass 11036.787 -47.96 15.56 -13.0 34.96 354.00 Horizontal Horizontal Pass 14653.487 -46.14 16.35 -13.0 33.14 8.00 Horizontal Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 11 of 56 Band:GPRS1900,Channel:MID range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table (o) ANT EUT Verdict 1412.100 -54.13 -3.08 -13.0 41.13 220.00 Vertical Horizontal Pass 1960.200 -50.66 -1.47 -13.0 37.66 360.00 Vertical Horizontal N/A 2951.600 -46.90 7.03 -13.0 33.90 195.00 Vertical Horizontal Pass 4228.800 -49.91 3.51 -13.0 36.91 10.00 Vertical Horizontal Pass 6853.800 -42.02 10.76 -13.0 29.02 198.00 Vertical Horizontal Pass 14680.674 -45.83 16.64 -13.0 32.83 198.00 Vertical Horizontal Pass Document No: BL-SZ2610221-501 Data Part 1 Page 12 of 56 Band:GPRS1900,Channel:HIGH range Frequency (MHz) Result (dBm) Factor (dB) Limit (dBm) Margin (dB) Table …

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Report No.: BL-SZ2610221-501 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 116 Web: www.titcgroup.com Template No.: TRP-FCC (2024-06) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen TEST REPORT Applicant: TARRAN INNOVATION LIMITED Address: 19H Maxgrand plaza, No.3 Tai Yau Street, San Po Kong, Kowloon, Hong Kong Equipment Type: Control Unit Model Name: TCU01 Brand Name: TARRAN FCC ID: 2BTMKTCU01 Test Standard: 47 CFR Part 2 (Others refer to chapter 3.1) Sample Arrival Date: Mar. 31, 2026 Test Date: Mar. 31, 2026 - May 18, 2026 Date of Issue: Jun. 29, 2026 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Liu Juren Checked by: Huang Jinsheng Approved by: Liao Jianming (Technical Director) _______________ _______________ _______________ Report No.: BL-SZ2610221-501 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 116 Web: www.titcgroup.com Template No.: TRP-FCC (2024-06) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen Revision History Version Issue Date Revisions Content Rev. 01 May 29, 2026 Initial Issue Rev. 02 Jun. 17, 2026 Updated the EUT name, model name and ANNEX C EUT EXTERNAL PHOTOS and P10&P44. Rev. 03 Jun. 29, 2026 Deleted the NFC and FMCW in Chapter 2.4. Updated the note in Chapter 3.2. Updated the EUT name, model name, ANNEX C and ANNEX D. TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 4 1.1 Test Laboratory ................................................................................................................... 4 1.2 Test Location ....................................................................................................................... 4 2 PRODUCT INFORMATION ....................................................................................................... 5 2.1 Applicant Information ........................................................................................................... 5 2.2 Manufacturer Information ...............................................................................…

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