2BS7Q-S7901BREC-NOTE

ShenZhen Story Cloud Technology Co.,LTD

Application Details

Equipment Class: DTS - Digital Transmission System
Date of Grant: Jan 08, 2026
Application Purpose: Original Equipment
Equipment Note: REC-NOTE
Frequency Range: 2402.00000000 - 2480.00000000
Company: ShenZhen Story Cloud Technology Co.,LTD
Country: China

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Attestation Statements

ShenZhenStoryCloudTechnologyCo.,LTD Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot,HuachengAvenue,Guxing Community,XixiangStreet,Bao'anDistrict,Shenzhen,China 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Jan.5,26 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:2BS7Q-S7901B ProductName:REC-NOTE Thisletterservesasanattestationthattheequipmentidentifiedaboveisnot(selectone)"covered"software asdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,asoutlined inFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, PrintedName:ZhuBozheng Title:generalmanager Address:Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot,HuachengAvenue, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen,China Tel.:18923403455 Email:[email protected] ShenZhenStoryCloudTechnologyCo.,LTD Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot,HuachengAvenue,Guxing Community,XixiangStreet,Bao'anDistrict,Shenzhen,China 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

Attestation Statements

ShenZhenStoryCloudTechnologyCo.,LTD Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot,HuachengAvenue, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen,China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:1/5/2026 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BS7Q-S7901B ShenZhenStoryCloudTechnologyCo.,LTDcertifiesthat,asofthedateofthefilingoftheapplication, theapplicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002ofreference chapter,asanentityproducing“covered”communicationequipment.Theequipmentforwhich authorizationissoughtisnot“covered”telecommunicationsequipmentandvideosurveillance equipmentproducedbyentitiesidentifiedontheCommission’sCoveredListthatprohibitedfrom receivinganequipmentauthorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, PrintedName:ZhuBozheng Title:generalmanager Address:Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot,HuachengAvenue, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen,China Tel.:18923403455 Email:[email protected]

Cover Letter(s)

ShenZhenStoryCloudTechnologyCo.,LTD Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot, HuachengAvenue,GuxingCommunity,XixiangStreet,Bao'anDistrict, Shenzhen,China ProductSimilarityDeclaration Productname:REC-NOTE Modelname:S7901B,S7901A FCCID:2BS7Q-S7901B We(ShenZhenStoryCloudTechnologyCo.,LTD)herebystatethatall themodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout,RF module/circuit,antennatype(s)andantennalocation,componentson PCB,etc.,),samemechanicalstructureanddesign(includingproduct enclosure,materials,etc.,),Allsamplesarethesameexceptthemodel numberandshell. Signature: Name:ZhuBozheng Title:generalmanager Date:Jan.5,26

ID Label/Location Info

LabelLocation Labelsize: （ L:8cm*W:4cm ） ProductName:REC-NOTE ModelNo.:S7901B FCCID:2BS7Q-S7901B ThisdevicecomplieswithPart15oftheFCCRules.Operationis subjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2) Thisdevicemustacceptanyinterferencereceived,including interferencethatmaycauseundesiredoperation.

RF Exposure Info

RFEXPOSUREEVALUATION FCCID:2BS7Q-S7901B AccordingtoKDB447498D01MobileandPortableDevicesRFExposureProcedures andEquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnotrequired, portabletransmitterswithoutputpowergreaterthantheapplicablelowthresholdrequire SARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 2402-0.87-0.87±10.13050.3193 GFSK2440-0.44-0.44 ±1 0.56050.3553 2480-0.16-0.16±10.84050.3823 2402-0.51-0.51±10.49050.3473 GFSK2440-0.02-0.02 ±1 0.98050.3913 24800.220.22±11.22050.4173 24126.576.57±17.57051.7753 DSSS24376.946.94 ±1 7.94051.9433 24627.457.45±18.45052.1963 24126.236.23±17.23051.6413 OFDM24376.576.57 ±1 7.57051.7843 24627.127.12±18.12052.0363 24126.086.08±17.08051.5863 OFDM24376.596.59 ±1 7.59051.7923 24627.087.08±18.08052.0173 Result:NoStandaloneSARtestisrequired.

Test Report

ReportNo.:1812C50610212501-01 Page 1 of 33 AppendixTestData ReportNo.:1812C50610212501-01TestSampleNo.:1-2-2 StartTestDate:2025-12-3FinishTestDate:2025-12-3 TestEngineer:Auditor: Temperature:23.7°CRelativeHumidity:55% Pressure:101kPa AppendixA:6dBBandwidth TestResult Test Mode AntennaFrequency[MHz] 6dBBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124020.6442401.6642402.3080.5PASS BLE_1MAnt124400.6922439.6402440.3320.5PASS BLE_1MAnt124800.6602479.6562480.3160.5PASS BLE_2MAnt124021.2242401.3482402.5720.5PASS BLE_2MAnt124401.2722439.3242440.5960.5PASS BLE_2MAnt124801.2442479.3402480.5840.5PASS ReportNo.:1812C50610212501-01 Page 2 of 33 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2440-PASS ReportNo.:1812C50610212501-01 Page 3 of 33 BLE_1M-Ant1-2480-PASS BLE_2M-Ant1-2402-PASS ReportNo.:1812C50610212501-01 Page 4 of 33 BLE_2M-Ant1-2440-PASS BLE_2M-Ant1-2480-PASS ReportNo.:1812C50610212501-01 Page 5 of 33 AppendixB:99%OccupiedBandwidth TestResult Test Mode AntennaFrequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124021.03602401.47232402.5083------ BLE_1MAnt124401.03792439.47152440.5094------ BLE_1MAnt124801.03162479.47302480.5046------ BLE_2MAnt124022.07652400.97142403.0479------ BLE_2MAnt124402.07922438.96322441.0424------ BLE_2MAnt124802.06672478.96562481.0323------ ReportNo.:1812C50610212501-01 Page 6 of 33 TestGraphs BLE_1M-Ant1-2402 BLE_1M-Ant1-2440 ReportNo.:1812C50610212501-01 Page 7 of 33 BLE_1M-Ant1-2480 BLE_2M-Ant1-2402 ReportNo.:1812C50610212501-01 Page 8 of 33 BLE_2M-Ant1-2440 BLE_2M-Ant1-2480 ReportNo.:1812C50610212501-01 Page 9 of 33 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode Antenna Frequency [MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict BLE_1MAnt12402-0.87≤30PASS BLE_1MAnt12440-0.44≤30PASS BLE_1MAnt12480-0.16≤30PASS BLE_2MAnt12402-0.51≤30PASS BLE_2MAnt12440-0.02≤30PASS BLE_2MAnt124800.22≤30PASS ReportNo.:1812C50610212501-01 Page 10 of 33 TestGraphsPeak BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2440-PASS ReportNo.:1812C50610212501-01 Page 11 of 33 BLE_1M-Ant1-2480-PASS BLE_2M-Ant1-2402-PASS ReportNo.:1812C50610212501-01 Page 12 of 33 BLE_2M-Ant1-2440-PASS BLE_2M-Ant1-2480-PASS ReportNo.:1812C50610212501-01 Page 13 of 33 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaFrequency[MHz]Result[dBm/3kHz]Limit[dBm/3kHz]Verdict BLE_1MAnt12402-17.21≤8.00PASS BLE_1MAnt12440-16.78≤8.00PASS BLE_1MAnt12480-16.47≤8.00PASS BLE_2MAnt12402-20.22≤8.00PASS BLE_2MAnt12440-19.76≤8.00PASS BLE_2MAnt12480-19.49≤8.00PASS ReportNo.:1812C50610212501-01 Page 14 of 33 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2440-PASS ReportNo.:1812C50610212501-01 Page 15 of 33 BLE_1M-Ant1-2480-PASS BLE_2M-Ant1-2402-PASS ReportNo.:1812C50610212501-01 Page 16 of 33 BLE_2M-Ant1-2440-PASS BLE_2M-Ant1-2480-PASS ReportNo.:1812C50610212501-01 Page 17 of 33 AppendixE:Bandedgemeasurements TestResult Test Mode AntennaChName Frequency [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt1Low2402-1.13-41.43≤-21.13PASS BLE_1MAnt1High2480-0.34-57.99≤-20.34PASS BLE_2MAnt1Low2402-2.59-37.57≤-22.59PASS BLE_2MAnt1High2480-1.19-57.92≤-21.19PASS ReportNo.:1812C50610212501-01 Page 18 of 33 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1812C50610212501-01 Page 19 of 33 BLE_2M-Ant1-2402-PASS BLE_2M-Ant1-2480-PASS ReportNo.:1812C50610212501-01 Page 20 of 33 AppendixF:ConductedSpuriousEmission TestResult Test Mode Antenna Frequency [MHz] Freq.Range [MHz] Ref. Level [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt124020~Reference-1.47-1.47---PASS BLE_1MAnt1240230~1000-1.47-59.1≤-21.47PASS BLE_1MAnt124021000~26500-1.47-45.75≤-21.47PASS BLE_1MAnt124400~Reference-0.64-0.64---PASS BLE_1MAnt1244030~1000-0.64-50.8≤-20.64PASS BLE_1MAnt124401000~26500-0.64-45.75≤-20.64PASS BLE_1MAnt124800~Reference-0.50-0.50---PASS BLE_1MAnt1248030~1000-0.50-59.68≤-20.5PASS BLE_1MAnt124801000~26500-0.50-46.31≤-20.5PASS BLE_2MAnt124020~Reference-1.79-1.79---PASS BLE_2MAnt1240230~1000-1.79-59.83≤-21.79PASS BLE_2MAnt124021000~26500-1.79-45.94≤-21.79PASS BLE_2MAnt124400~Reference-1.37-1.37---PASS BLE_2MAnt1244030~1000-1.37-52.27≤-21.37PASS BLE_2MAnt124401000~26500-1.37-45.35≤-21.37PASS BLE_2MAnt124800~Reference-1.26-1.26---PASS BLE_2MAnt1248030~1000-1.26-48.53≤-21.26PASS BLE_2MAnt124801000~26500-1.26-45.97≤-21.26PASS Remark:Regardingthespuriousemissionsfrom30MHzto26.5GHz,thecablelosshavebeensetinthe 'InputCorrection'oftheSpectrumAnalyzerduringthetest. ReportNo.:1812C50610212501-01 Page 21 of 33 TestGraphs BLE_1M-Ant1-2402-0~Reference-PASS BLE_1M-Ant1-2402-30~1000-PASS ReportNo.:1812C50610212501-01 Page 22 of 33 BLE_1M-Ant1-2402-1000~26500-PASS BLE_1M-Ant1-2440-0~Reference-PASS ReportNo.:1812C50610212501-01 Page 23 of 33 BLE_1M-Ant1-2440-30~1000-PASS BLE_1M-Ant1-2440-1000~26500-PASS ReportNo.:1812C50610212501-01 Page 24 of 33 BLE_1M-Ant1-2480-0~Reference-PASS BLE_1M-Ant1-2480-30~1000-PASS ReportNo.:1812C50610212501-01 Page 25 of 33 BLE_1M-Ant1-2480-1000~26500-PASS BLE_2M-Ant1-2402-0~Reference-PASS ReportNo.:1812C50610212501-01 Page 26 of 33 BLE_2M-Ant1-2402-30~1000-PASS BLE_2M-Ant1-2402-1000~26500-PASS ReportNo.:1812C50610212501-01 Page 27 of 33 BLE_2M-Ant1-2440-0~Reference-PASS BLE_2M-Ant1-2440-30~1000-PASS ReportNo.:1812C50610212501-01 Page 28 of 33 BLE_2M-Ant1-2440-1000~26500-PASS BLE_2M-Ant1-2480-0~Reference-PASS ReportNo.:1812C50610212501-01 Page 29 of 33 BLE_2M-Ant1-2480-30~1000-PASS BLE_2M-Ant1-2480-1000~26500-PASS ReportNo.:1812C50610212501-01 Page 30 of 33 AppendixG:DutyCycle TestResult TestModeAntenna Frequency [MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] BLE_1MAnt124022.112.4984.740.72 BLE_1MAnt124402.112.4984.740.72 BLE_1MAnt124802.112.4984.740.72 BLE_2MAnt124021.072.5142.633.70 BLE_2MAnt124401.072.4942.973.67 BLE_2MAnt124801.072.4942.973.67 ReportNo.:1812C50610212501-01 Page 31 of 33 TestGraphs NTNV-BLE_1M-Ant1-2402 NTNV-BLE_1M-Ant1-2440 ReportNo.:1812C50610212501-01 Page 32 of 33 NTNV-BLE_1M-Ant1-2480 NTNV-BLE_2M-Ant1-2402 ReportNo.:1812C50610212501-01…

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Test Report

Page 1 of 32 FCC Test Report Report No.:1812C50610212501 Applicant:ShenZhen Story Cloud Technology Co.,LTD Address: Room 310, Building B, Fusen Industrial Park of Huafeng International Robot, Huacheng Avenue, Guxing Community, Xixiang Street, Bao'an District, Shenzhen, China Product Name:REC-NOTE Report Date:2026-01-05 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# Report No.:1812C50610212501Page 2 of 32 FCC ID: 2BS7Q-S7901B Contents 1. General Information ...............................................................................................................................6 1.1. Client Information ........................................................................................................................6 1.2. Description of Device (EUT) ........................................................................................................6 1.3. Auxiliary Equipment Used During Test........................................................................................7 1.4. Operation channel list..................................................................................................................7 1.5. Description of Test Modes...........................................................................................................7 1.6. Measurement Uncertainty ...........................................................................................................8 1.7. Additional Instructions .................................................................................................................8 1.8. Test Summary .............................................................................................................................9 1.9. Description of Test Facility ........................................................................................................10 1.10. Disclaimer................................................................................................................................10 1.11. Test Equipment List.................................................................................................................11 2. Antenna requirement ...........................................................................................................................13 2.1. Conclusion.................................................................................................................................13 3. Conducted Emission at AC power line ................................................................................................14 3.1. EUT Operation ..........................................................................................................................14 3.2. Test Setup .................................................................................................................................14 3.3. Test Data ...................................................................................................................................15 4. 6dB Bandwidth ....................................................................................................................................17 4.1. EUT Operation ..........................................................................................................................17 4.2. Test Setup .................................................................................................................................17 4.3. Test Data ...................................................................................................................................17 5. Maximum Conducted Output Power....................................................................................................18 5.1. EUT Operation ..........................................................................................................................18 5.2. Test Setup .................................................................................................................................18 5.3. Test Data ...................................................................................................................................18 6. Power Spectral Density .......................................................................................................................19 6.1. EUT Operation ..........................................................................................................................19 6.2. Test Setup .................................................................................................................................19 6.3. Test Data ...................................................................................................................................19 7. Emissions in non-restricted frequency bands ......................................................................................20 7.1. EUT Operation ..........................................................................................................................20 7.2. Test Setup .................................................................................................................................20 7.3. Test Data ...................................................................................................................................20 8. Band edge emissions (Radiated) ........................................................................................................21 8.1. EUT Operation ..........................................................................................................................21 8.2. Test Setup .................................................................................................................................21 8.3. Test Data ...................................................................................................................................22 9. Emissions in restricted frequency bands (below 1…

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Test Report

ReportNo.:1812C50610212502-01 Page 1 of 45 AppendixTestData ReportNo.:1812C50610212502-01TestSampleNo.:1-2-2 StartTestDate:2025-12-3FinishTestDate:2025-12-3 TestEngineer:Auditor: Temperature:23.7°CRelativeHumidity:55% Pressure:101kPa AppendixA:6dBBandwidth TestResult TestModeAntennaFrequency[MHz] 6dBBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 11BAnt1241210.4802406.7602417.2400.5PASS 11BAnt1243710.4802431.7602442.2400.5PASS 11BAnt1246210.4802456.7602467.2400.5PASS 11GAnt1241216.0002404.0802420.0800.5PASS 11GAnt1243716.0802429.0402445.1200.5PASS 11GAnt1246216.1602453.9602470.1200.5PASS 11N20SISOAnt1241216.0002404.0002420.0000.5PASS 11N20SISOAnt1243716.0802429.0002445.0800.5PASS 11N20SISOAnt1246216.1202453.9602470.0800.5PASS ReportNo.:1812C50610212502-01 Page 2 of 45 TestGraphs 11B-Ant1-2412-PASS 11B-Ant1-2437-PASS ReportNo.:1812C50610212502-01 Page 3 of 45 11B-Ant1-2462-PASS 11G-Ant1-2412-PASS ReportNo.:1812C50610212502-01 Page 4 of 45 11G-Ant1-2437-PASS 11G-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 5 of 45 11N20SISO-Ant1-2412-PASS 11N20SISO-Ant1-2437-PASS ReportNo.:1812C50610212502-01 Page 6 of 45 11N20SISO-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 7 of 45 AppendixB:99%OccupiedBandwidth TestResult TestModeAntenna Channel Frequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 11BAnt1241213.5552405.23522418.7902------ 11BAnt1243713.5402430.25242443.7924------ 11BAnt1246213.5332455.25342468.7864------ 11GAnt1241216.3612403.81742420.1784------ 11GAnt1243716.2492428.88792445.1369------ 11GAnt1246216.3022453.87012470.1721------ 11N20SISOAnt1241216.3412403.83152420.1725------ 11N20SISOAnt1243716.3152428.83972445.1547------ 11N20SISOAnt1246216.3172453.84742470.1644------ TestGraphs 11B-Ant1-2412 ReportNo.:1812C50610212502-01 Page 8 of 45 11B-Ant1-2437 11B-Ant1-2462 ReportNo.:1812C50610212502-01 Page 9 of 45 11G-Ant1-2412 11G-Ant1-2437 ReportNo.:1812C50610212502-01 Page 10 of 45 11G-Ant1-2462 11N20SISO-Ant1-2412 ReportNo.:1812C50610212502-01 Page 11 of 45 11N20SISO-Ant1-2437 11N20SISO-Ant1-2462 ReportNo.:1812C50610212502-01 Page 12 of 45 AppendixC:Maximumconductedoutputpower TestResultAverage Test Mode AntennaFrequency[MHz] Average power [dBm] Duty Cycle [%] DC Factor [dB] Result [dBm] Limit [dBm] Verdict 11BAnt124126.57100.000.006.57≤30.00PASS 11BAnt124376.94100.000.006.94≤30.00PASS 11BAnt124627.45100.000.007.45≤30.00PASS 11GAnt124126.23100.000.006.23≤30.00PASS 11GAnt124376.57100.000.006.57≤30.00PASS 11GAnt124627.12100.000.007.12≤30.00PASS 11N20SISOAnt124126.08100.000.006.08≤30.00PASS 11N20SISOAnt124376.59100.000.006.59≤30.00PASS 11N20SISOAnt124627.08100.000.007.08≤30.00PASS Note：TheDutyCycleFactor(10*log(1/D))andcablelossarecompensatedinthegraph. TestGraphsAverage 11B-Ant1-2412-PASS ReportNo.:1812C50610212502-01 Page 13 of 45 11B-Ant1-2437-PASS 11B-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 14 of 45 11G-Ant1-2412-PASS 11G-Ant1-2437-PASS ReportNo.:1812C50610212502-01 Page 15 of 45 11G-Ant1-2462-PASS 11N20SISO-Ant1-2412-PASS ReportNo.:1812C50610212502-01 Page 16 of 45 11N20SISO-Ant1-2437-PASS 11N20SISO-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 17 of 45 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaFrequency[MHz]Result[dBm/30kHz]Limit[dBm/3kHz]Verdict 11BAnt12412-16.87≤8.00PASS 11BAnt12437-16.04≤8.00PASS 11BAnt12462-15.40≤8.00PASS 11GAnt12412-17.95≤8.00PASS 11GAnt12437-17.53≤8.00PASS 11GAnt12462-17.02≤8.00PASS 11N20SISOAnt12412-18.25≤8.00PASS 11N20SISOAnt12437-17.50≤8.00PASS 11N20SISOAnt12462-16.99≤8.00PASS Note： 1.TheDutyCycleFactor(10*log(1/D))andcablelossarecompensatedinthegraph. TestGraphs 11B-Ant1-2412-PASS ReportNo.:1812C50610212502-01 Page 18 of 45 11B-Ant1-2437-PASS 11B-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 19 of 45 11G-Ant1-2412-PASS 11G-Ant1-2437-PASS ReportNo.:1812C50610212502-01 Page 20 of 45 11G-Ant1-2462-PASS 11N20SISO-Ant1-2412-PASS ReportNo.:1812C50610212502-01 Page 21 of 45 11N20SISO-Ant1-2437-PASS 11N20SISO-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 22 of 45 AppendixE:ConductedBandedge TestResult TestModeAntenna Ch. Name Frequency[MHz] Ref. Level[dBm] Result[dBm]Limit[dBm]Verdict 11BAnt1Low2412-4.74-42.66≤-34.74PASS 11BAnt1High2462-3.64-52.28≤-33.64PASS 11GAnt1Low2412-7.81-41.47≤-37.81PASS 11GAnt1High2462-6.74-53.01≤-36.74PASS 11N20SISOAnt1Low2412-7.99-42.56≤-37.99PASS 11N20SISOAnt1High2462-6.81-53.27≤-36.81PASS ReportNo.:1812C50610212502-01 Page 23 of 45 TestGraphs 11B-Ant1-2412-PASS 11B-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 24 of 45 11G-Ant1-2412-PASS 11G-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 25 of 45 11N20SISO-Ant1-2412-PASS 11N20SISO-Ant1-2462-PASS ReportNo.:1812C50610212502-01 Page 26 of 45 AppendixF:ConductedSpuriousEmission TestResult TestModeAntennaFrequency[MHz] Freq.Range [Mhz] Ref. Level [dBm] Result [dBm] Limit [dBm] Verdict 11BAnt124120~Reference-4.66-4.66---PASS 11BAnt1241230~1000-4.66-59.64≤-34.66PASS 11BAnt124121000~26500-4.66-42.29≤-34.66PASS 11BAnt124370~Reference-4.23-4.23---PASS 11BAnt1243730~1000-4.23-60.29≤-34.23PASS 11BAnt124371000~26500-4.23-42.14≤-34.23PASS 11BAnt124620~Reference-3.74-3.74---PASS 11BAnt1246230~1000-3.74-60.3≤-33.74PASS 11BAnt124621000~26500-3.74-42.22≤-33.74PASS 11GAnt124120~Reference-7.99-7.99---PASS 11GAnt1241230~1000-7.99-60≤-37.99PASS 11GAnt124121000~26500-7.99-42.33≤-37.99PASS 11GAnt124370~Reference-7.65-7.65---PASS 11GAnt1243730~1000-7.65-59.99≤-37.65PASS 11GAnt124371000~26500-7.65-43.13≤-37.65PASS 11GAnt124620~Reference-6.67-6.67---PASS 11GAnt1246230~1000-6.67-60.32≤-36.67PASS 11GAnt124621000~26500-6.67-42.16≤-36.67PASS 11N20SISOAnt124120~Reference-7.93-7.93---PASS 11N20SISOAnt1241230~1000-7.93-60.03≤-37.93PASS 11N20SISOAnt124121000~26500-7.93-41.96≤-37.93PASS 11N20SISOAnt124370~Reference-7.61-7.61---PASS 11N20SISOAnt1243730~1000-7.61-59.59≤-37.61PASS 11N20SISOAnt124371000~26500-7.61-42.41≤-37.61PASS 11N20SISOAnt124620~Reference-7.12-7.12---PASS 11N20SISOAnt1246230~1000-7.12-59.58≤-37.12PASS 11N20SISOAnt124621000~26500-7.12-42.09≤-37.12PASS Re…

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Test Report

Page 1 of 32 FCC Test Report Report No.:1812C50610212502 Applicant:ShenZhen Story Cloud Technology Co.,LTD Address: Room 310, Building B, Fusen Industrial Park of Huafeng International Robot, Huacheng Avenue, Guxing Community, Xixiang Street, Bao'an District, Shenzhen, China Product Name:REC-NOTE Report Date:2026-01-05 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# Report No.:1812C50610212502Page 2 of 32 FCC ID: 2BS7Q-S7901B Contents 1. General Information ...............................................................................................................................6 1.1. Client Information ........................................................................................................................6 1.2. Description of Device (EUT) ........................................................................................................6 1.3. Auxiliary Equipment Used During Test........................................................................................7 1.4. Operation channel list..................................................................................................................7 1.5. Description of Test Modes...........................................................................................................7 1.6. Measurement Uncertainty ...........................................................................................................7 1.7. Additional Instructions .................................................................................................................8 1.8. Test Summary .............................................................................................................................8 1.9. Description of Test Facility ..........................................................................................................9 1.10. Disclaimer..................................................................................................................................9 1.11. Test Equipment List.................................................................................................................10 2. Antenna requirement ...........................................................................................................................12 2.1. Conclusion.................................................................................................................................12 3. Conducted Emission at AC power line ................................................................................................13 3.1. EUT Operation ..........................................................................................................................13 3.2. Test Setup .................................................................................................................................13 3.3. Test Data ...................................................................................................................................14 4. 6dB Bandwidth ....................................................................................................................................16 4.1. EUT Operation .............................................…

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Contact Information

Applicant

Zhu Bozheng Zhu

[email protected]Fax: /

Technical Contact

Linkwld LLCTimothy Zhu

[email protected]

7595 Technology Way Ste 100 · Denver, Colorado, 80237 · United States

Test Firm

Shenzhen Anbotek Compliance Laboratory LimitedJeff Zhu

[email protected]

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	1.10 mW
2	15C	2.41 GHz - 2.46 GHz	5.60 mW

Confidentiality

Long Term

Grant Notes

Output power listed is conducted power.

Documents & Files

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Attestation Statements

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Cover Letter(s)

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ID Label/Location Info

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RF Exposure Info

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Test Report

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Document Text

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Attestation Statements

ShenZhenStoryCloudTechnologyCo.,LTD Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot,HuachengAvenue, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen,China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:1/5/2026 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BS7Q-S7901B ShenZhenStoryCloudTechnologyCo.,LTDcertifiesthat,asofthedateofthefilingoftheapplication, theapplicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002ofreference chapter,asanentityproducing“covered”communicationequipment.Theequipmentforwhich authorizationissoughtisnot“covered”telecommunicationsequipmentandvideosurveillance equipmentproducedbyentitiesidentifiedontheCommission’sCoveredListthatprohibitedfrom receivinganequipmentauthorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, PrintedName:ZhuBozheng Title:generalmanager Address:Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot,HuachengAvenue, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen,China Tel.:18923403455 Email:[email protected]

Cover Letter(s)

ShenZhenStoryCloudTechnologyCo.,LTD Room310,BuildingB,FusenIndustrialParkofHuafengInternationalRobot, HuachengAvenue,GuxingCommunity,XixiangStreet,Bao'anDistrict, Shenzhen,China ProductSimilarityDeclaration Productname:REC-NOTE Modelname:S7901B,S7901A FCCID:2BS7Q-S7901B We(ShenZhenStoryCloudTechnologyCo.,LTD)herebystatethatall themodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout,RF module/circuit,antennatype(s)andantennalocation,componentson PCB,etc.,),samemechanicalstructureanddesign(includingproduct enclosure,materials,etc.,),Allsamplesarethesameexceptthemodel numberandshell. Signature: Name:ZhuBozheng Title:generalmanager Date:Jan.5,26

ID Label/Location Info

RF Exposure Info

Test Report

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Test Report

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Test Report

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Test Report

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Rule Parts

Frequency Range

Power Output

15C

2.40 GHz - 2.48 GHz

1.10 mW

15C

2.41 GHz - 2.46 GHz

5.60 mW