2A5I9-C400Action Camera

Contents Safety and Usage Guide ï App Connection î Product Overview ì Detach and Mount C400 Pocket é Charging ïð Camera Home Screen ïð Touchscreen operation ïï Control Center Menu ïî Shooting Mode ïí Video Settings ïì Photo Settings ïê System Settings ïç Live Streaming Setup îð Warranty îî Product Operation ç Micro SD Card Installation è Safety and Usage Guide 1. Waterproof The camera does not include internal memory and requires a high-capacity memory card (supports up to 512GB). Before first use, format the card in the camera to ensure compatibility. Important: Inserting or removing a memory card while the camera is powered on will automatically shut down the device. This is an intentional safety feature. 2. Memory Card Requirements Action cameras may get warm during use—this is normal and will not affect perfor- mance. 3. Overheating The camera requires a standard 5V charger (1A-2A output). Do not use fast chargers as they may damage the device. 4. Charging instructions When using the camera without a waterproof shell, be careful to avoid scratching the lens, as this will affect image quality. If the lens is damaged or scratched during use, please contact our customer service to purchase a replacement. 7. Lens Protection Battery life varies based on usage conditions and settings. For first-time use, please fully charge the battery before powering on. 5. Battery Shooting results can vary based on environment, lighting, camera settings, and person- al technique. If you encounter any issues, please contact our customer service for assistance. 6. Shooting Performance 1. Download and Install the SJCAM Zone APP 8. Others 2. Turn on Camera’s Wi-Fi APP Connection 12 12 3. Connect Your Phone to the Camera's Wi-Fi 3.1. Scan to Connect 3.2. Manual Connection 3 4 2 5 9 8 7 6 1 1234 Product Overview C400 Pocket C400 TF card slot, it supports up to 512GB memory cards please choose a legitimate brand of TF card. The blue light is constantly on The green light flashes rapidly Be charging The red light is constantly on 8 9 Camera display screen LCD 7 The indicator light of the C400 Pocket camera Camera reset hole Powered on Recording Turn on the WiFi and wait for the connection The Wifi has been connected When C400 Pocket freezes, reset it by pressing the reset button with a card pin. Speaker Play the prompt tone, sounds can be heard when the video is replayed. Please be careful not to scratch or dirty the lens when using it, otherwise it will affect the image quality. Name Description 1 2 3 4 5 6 Camera lens Power off Type-C interface Memory card slot Microphone Charging / Data transmission Voltage / Current: 5V/2A Collect sounds when recording. Power on The blue light flashes slowly The green light is constantly on Take photos / start recording / stop recording Long press for 3 seconds when the camera is on. Power button NO. Single-click when the camera is off. Single-click when the camera is on. Mount and Detach C400 Pocket The green light flashes slowly The green light is constantly on The red light is constantly on 12 13 14 15 16 17 Handle recording button Type-C interface of the handle The Type-C interface of the handle Battery handle screen Buckles on battery handle 1/4 screw Powered on Connects the C400 Pocket with battery handle. Charging Voltage / Current: 5V / 2A Recording Be charging When attaching or detaching the C400 Pocket from the battery handle, press the buckles on both sides of the handle simultaneously. It can be connected to an extension base or accessories such as a MINI tripod When the shooting is ready, press it to start recording / take photos / Stop recording 10 11 Power off Power on Long press for 3 seconds when the camera is turned off. Long press for 3 seconds when the camera is turned on. Power button on battery handle Handle indicator light Rotate the screen 90 degrees to turn on or turn off the camera. Mount C400 Pocket Please insert the microSD card into the slot as shown. If you want to remove the microSD card, gently push it into the camera to make it eject slightly. Micro SD Card Installation Detach C400 Pocket Power On: When C400 Pocket is off, single-click the power button to turn it on. When the Camera is on, single-click the power button to start/stop recording or taking photos. When the Camera is on, single-click the C400 Pocket’s power button or the recording button on the battery grip to start/stop recording or taking photos. Power On: When C400 is off, rotate the battery handle's display clockwise, or press and hold the battery handle's power button for 3 seconds to turn it on. Power Off: When C400 is on, rotate the battery handle's display counter-clockwise, or press and hold the battery handle 's power button for 3 seconds to turn it off. Power Off: When C400 Pocket is on, long press the power button for 3 seconds to turn it off. C400 Pocket Product Operation Use the USB-A to USB-C cable in the packaging along with your own standard charger (5V,1A-5V,2A) to charge the camera. Charging Tap the inactive display to wake it, and then swipe up on the screen to unlock and complete the screen switch. Note: To avoid screen switching issues, ensure the camera and handle have sufficient battery power. If your C400 Pocket freezes, you can reset it by pressing the reset button with a card pin via the camera reset hole. (Resetting won't affect the camera's performance.) If your C400 Pocket is connected to the charging grip, you can reset it by pressing both the grip's power button and the record button simultaneously. Camera Home Screen Recording: Displays whether it is currently in the recording status. 1 Storage capacity information: Displays the remaining number of photos that can be stored on the MicroSD card or the available shooting duration. 2 The battery power of the camera. When the C400 handle is connected, the battery power of both the camera and the handle will be displayed simultaneously. 3 4 Parameter setting Click the icon to enter the parameter setting…

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Page1of35ReportNo.:AiTDG-250918003W1 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TESTREPORT ClientInformation: Applicant:ShenzhenZhenChengTechnologyCo.,Ltd. Applicantadd.: 3/F,BuildingC,NO.2,Road1,ShangXueIndustrialArea,BantianStreet, LonggangDistrict,ShenZhen,Guangdong,China Manufacturer:ShenzhenZhenChengTechnologyCo.,Ltd. Manufactureradd.: 3/F,BuildingC,NO.2,Road1,ShangXueIndustrialArea,BantianStreet, LonggangDistrict,ShenZhen,Guangdong,China ProductInformation: ProductName:ActionCamera ModelNo:C400,C400Pocket BrandName:SJCAM FCCID:2A5I9-C400 Applicablestandards: FCCCFRTitle47Part15SubpartCSection15.247 PreparedBy: DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang,Huangjiang,Dongguan, Guangdong,China Tel.:+86-769-82020499Fax.:+86-769-82020495 DateofReceipt:Sep.18,2025DateofTest:Sep.18,2025~Sep.21,2025 DateofIssue:Sep.22,2025TestResult:Pass ThisdevicedescribedabovehasbeentestedbyDongguanYaxu(AiT)TechnologyLimitedandthe testresultsshowthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements. Anditisapplicableonlytothetestedsampleidentifiedinthereport. Note:Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofDongguan Yaxu(AiT)TechnologyLimited,thisdocumentmaybealteredorrevisedbyDongguanYaxu(AiT) TechnologyLimited,personalonly,andshallbenotedintherevisionofthedocument.Thistest reportmustnotbeusedbytheclienttoclaimproductendorsement. Reviewedby:Approvedby: EmiyaLinSimbaHuang Page2of35ReportNo.:AiTDG-250918003W1 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. 1Contents Page COVERPAGE 1CONTENTS...........................................................................................................................................................................2 2TESTSUMMARY.................................................................................................................................................................4 2.1StatementoftheMeasurementUncertainty.....................................................................................4 2.2MeasurementUncertainty.................................................................................................................4 3TESTFACILITY...................................................................................................................................................................5 3.1Deviationfromstandard....................................................................................................................5 3.2Abnormalitiesfromstandardconditions...........................................................................................5 3.3TestLocation.....................................................................................................................................5 4GENERALINFORMATION................................................................................................................................................6 4.1Testfrequencies................................................................................................................................7 4.2EUTPeripheralList...........................................................................................................................7 4.3TestPeripheralList............................................................................................................................7 4.4TESTMETHODOLOGY....................................................................................................................8 4.4.1EUTConfiguration.......................................................................................................................8 4.4.2EUTExercise...............................................................................................................................8 4.4.3GeneralTestProcedures.............................................................................................................8 4.5DescriptionofTestModes.................................................................................................................9 5EQUIPMENTUSEDDURINGTEST...............................................................................................................................10 6TESTRESULTSANDMEASUREMENTDATA..........................................................................................................12 6.1Antennarequirement.......................................................................................................................12 6.2OnTimeandDutyCycle.................................................................................................................13 6.3MaximumConductedOutputPowerMeasurement.......................................................................14 6.46dBSpectrumBandwidthMeasurement.......................................................................................15 6.5PowerSpectralDensity...................................................................................................................16 6.6ConductedSpuriousEmissionsandBandEdgesTest..................................................................17 6.7Restrict-bandBand-edgeMeasurements.......................................................................................18 6.8RadiatedEmissionsMeasurement.................................................................................................21 6.9ConductedEmissions.....................................................................................................................32 7TESTSETUPPHOTOGRAPHSOFEUT......................................................................................................................35 8EXTERNALPHOTOGRAPHSOFEUT.........................................................................................................................35 9INTERNALPHOTOGRAPHSOFEUT....…

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Page 1 of 2 FCC ID:2A5I9-C400 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Test Setup Photo Radiated Emission Page 2 of 2 FCC ID:2A5I9-C400 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Conducted Emission RF Conduction ------End------

Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 60 of 79 ax20 2412MHz Ant1 Ref ax20 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 61 of 79 ax20 2437MHz Ant1 Ref ax20 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 62 of 79 ax20 2462MHz Ant1 Ref ax20 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 63 of 79 ax40 2422MHz Ant1 Ref ax40 2422MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 64 of 79 ax40 2437MHz Ant1 Ref ax40 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 65 of 79 ax40 2452MHz Ant1 Ref ax40 2452MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 66 of 79 7 Restrict Band 7.1 Test Result Mod e Frequency (MHz) Antenn a Spur Freq (MHz) Power (dBm) Gain (dBi) Duty Factor E (dBuV/m) Detecto r Limit (dBuV/m) Verdic t b2412Ant12310-47.892-49.37Peak74Pass b2412Ant12310-56.242041.02Average54Pass b2412Ant12341.005-45.352-51.91Peak74Pass b2412Ant12337.729-54.032043.23Average54Pass b2412Ant12390-48.842-48.42Peak74Pass b2412Ant12390-56.022041.24Average54Pass b2462Ant12483.5-49.222-48.04Peak7448.04 b2462Ant12483.5-55.362041.9Average54Pass b2462Ant12490.672-46.712-50.55Peak74Pass b2462Ant12487.28-55.142042.12Average54Pass b2462Ant12500-48.542-48.72Peak74Pass b2462Ant12500-55.532041.73Average54Pass g2412Ant12310-48.042-49.22Peak74Pass g2412Ant12310-56.3720.3441.23Average54Pass g2412Ant12341.005-46.452-50.81Peak74Pass g2412Ant12340.42-53.820.3443.8Average54Pass g2412Ant12390-46.662-48.42Peak74Pass g2412Ant12390-55.0720.3442.53Average54Pass g2462Ant12483.5-46.922-50.34Peak74Pass g2462Ant12483.5-54.5620.242.9Average54Pass g2462Ant12490.672-45.522-51.74Peak74Pass g2462Ant12485.69-54.1420.243.32Average54Pass g2462Ant12500-48.452-48.72Peak74Pass g2462Ant12500-55.0720.242.39Average54Pass n202412Ant12310-49.312-47.95Peak74Pass n202412Ant12310-57.0220.3540.59Average54Pass n202412Ant12343.345-44.82-52.46Peak74Pass n202412Ant12337.378-53.1820.3544.43Average54Pass n202412Ant12390-47.022-50.24Peak74Pass n202412Ant12390-53.8820.3543.73Average54Pass n202462Ant12483.5-44.172-53.09Peak74Pass n202462Ant12483.5-55.0620.2742.47Average54Pass n202462Ant12484.471-44.062-53.2Peak74Pass n202462Ant12492.845-54.920.2742.63Average54Pass Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 67 of 79 n202462Ant12500-48.462-48.8Peak74Pass n202462Ant12500-55.7220.2741.81Average54Pass n402422Ant12310-50.052-47.21Peak74Pass n402422Ant12310-55.4220.4642.3Average54Pass n402422Ant12388.384-41.362-55.9Peak74Pass n402422Ant12338.968-53.520.4644.22Average54Pass n402422Ant12390-43.932-53.33Peak74Pass n402422Ant12390-55.8420.4641.88Average54Pass n402452Ant12483.5-48.762-48.5Peak74Pass n402452Ant12483.5-55.6220.9442.58Average54Pass n402452Ant12488.534-46.992-50.27Peak74Pass n402452Ant12490.952-55.1520.9443.05Average54Pass n402452Ant12500-50.422-46.84Peak74Pass n402452Ant12500-56.0920.9442.11Average54Pass ax202412Ant12310-48.712-48.55Peak74Pass ax202412Ant12310-55.2820.4642.44Average54Pass ax202412Ant12336.676-45.572-51.69Peak74Pass ax202412Ant12338.431-53.4420.4644.28Average54Pass ax202412Ant12390-46.412-50.85Peak74Pass ax202412Ant12390-56.0820.4641.64Average54Pass ax202462Ant12483.5-47.62-49.66Peak74Pass ax202462Ant12483.5-55.2420.4842.5Average54Pass ax202462Ant12494.965-46.252-51.01Peak74Pass ax202462Ant12496.29-55.0920.4842.65Average54Pass ax202462Ant12500-48.932-48.33Peak74Pass ax202462Ant12500-55.8420.4841.9Average54Pass ax402422Ant12310-49.282-47.98Peak74Pass ax402422Ant12310-55.9720.641.89Average54Pass ax402422Ant12389.946-41.942-55.32Peak74Pass ax402422Ant12342.802-53.7220.644.14Average54Pass ax402422Ant12390-41.942-55.32Peak74Pass ax402422Ant12390-56.0220.641.84Average54Pass ax402452Ant12483.5-42.342-54.92Peak74Pass ax402452Ant12483.5-56.0720.5741.76Average54Pass ax402452Ant12483.542-42.332-54.93Peak74Pass ax402452Ant12487.052-5520.5742.83Average54Pass ax402452Ant12500-49.82-47.46Peak74Pass ax402452Ant12500-55.2920.5742.54Average54Pass Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 68 of 79 7.2 Test Graphs Test Graphs b 2412MHz Ant1 Peak b 2412MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 69 of 79 b 2462MHz Ant1 Peak b 2462MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 70 of 79 g 2412MHz Ant1 Peak g 2412MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 71 of 79 g 2462MHz Ant1 Peak g 2462MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 72 of 79 n20 2412MHz Ant1 Peak n20 2412MHz Ant1Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 73 of 79 n20 2462MHz Ant1 Peak n20 2462MHz Ant1Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 74 of 79 n40 2422MHz Ant1 Peak n40 2422MHz Ant1Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 75 of 79 n40 2452MHz Ant1 Peak n40 2452MHz Ant1Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 76 of 79 ax20 2412MHz Ant1 Peak ax20 2412MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 77 of 79 ax20 2462MHz Ant1 Peak ax20 2462MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 78 of 79 ax40 2422MHz Ant1 Peak ax40 2422MHz Ant1 Average Dongguan Yaxu(AiT) Technology Limited Repo…

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Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 33 of 79 ax40 2437MHz Ant1 ax40 2452MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 34 of 79 5 Band Edge 5.1 Test Result ModeFrequency (MHz)AntennaMax Value (dBc)Limit (dBc)Verdict b2412Ant1-48.19-20Pass b2462Ant1-50.08-20Pass g2412Ant1-43.5-20Pass g2462Ant1-44.01-20Pass n202412Ant1-41.29-20Pass n202462Ant1-46.1-20Pass n402422Ant1-41.02-20Pass n402452Ant1-43.75-20Pass ax202412Ant1-39.43-20Pass ax202462Ant1-44.38-20Pass ax402422Ant1-41.19-20Pass ax402452Ant1-41.15-20Pass Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 35 of 79 5.2 Test Graphs Test Graphs b 2412MHz Ant1 Ref b 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 36 of 79 b 2462MHz Ant1 Ref b 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 37 of 79 g 2412MHz Ant1 Ref g 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 38 of 79 g 2462MHz Ant1 Ref g 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 39 of 79 n20 2412MHz Ant1 Ref n20 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 40 of 79 n20 2462MHz Ant1 Ref n20 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 41 of 79 n40 2422MHz Ant1 Ref n40 2422MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 42 of 79 n40 2452MHz Ant1 Ref n40 2452MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 43 of 79 ax20 2412MHz Ant1 Ref ax20 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 44 of 79 ax20 2462MHz Ant1 Ref ax20 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 45 of 79 ax40 2422MHz Ant1 Ref ax40 2422MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 46 of 79 ax40 2452MHz Ant1 Ref ax40 2452MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 47 of 79 6 Conducted RF Spurious Emission 6.1 Test Result ModeFrequency (MHz)AntennaMax Value (dBc)Limit (dBc)Verdict b2412Ant1-35.24-20Pass b2437Ant1-36.09-20Pass b2462Ant1-37.08-20Pass g2412Ant1-31.73-20Pass g2437Ant1-32.89-20Pass g2462Ant1-30.83-20Pass n202412Ant1-28.34-20Pass n202437Ant1-33.35-20Pass n202462Ant1-32.18-20Pass n402422Ant1-25.72-20Pass n402437Ant1-28.76-20Pass n402452Ant1-27.69-20Pass ax202412Ant1-30.47-20Pass ax202437Ant1-28.67-20Pass ax202462Ant1-27.97-20Pass ax402422Ant1-26.91-20Pass ax402437Ant1-27.32-20Pass ax402452Ant1-26.25-20Pass Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 48 of 79 6.2 Test Graphs Test Graphs b 2412MHz Ant1 Ref b 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 49 of 79 b 2437MHz Ant1 Ref b 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 50 of 79 b 2462MHz Ant1 Ref b 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 51 of 79 g 2412MHz Ant1 Ref g 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 52 of 79 g 2437MHz Ant1 Ref g 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 53 of 79 g 2462MHz Ant1 Ref g 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 54 of 79 n20 2412MHz Ant1 Ref n20 2412MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 55 of 79 n20 2437MHz Ant1 Ref n20 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 56 of 79 n20 2462MHz Ant1 Ref n20 2462MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 57 of 79 n40 2422MHz Ant1 Ref n40 2422MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 58 of 79 n40 2437MHz Ant1 Ref n40 2437MHz Ant1 Emission Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 59 of 79 n40 2452MHz Ant1 Ref n40 2452MHz Ant1 Emission

Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 1 of 79 Appendix C RF Test Data for 2.4GWIFI (Conducted Measurement) Product Name: Action Camera Trade Mark: SJCAM Test Model: C400 Environmental Conditions Temperature: 24.8  C Relative Humidity:52.4% ATM Pressure:100.0 kPa Test Engineer:Emiya lin Supervised by:Simba Huang Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 2 of 79 Contents Page COVER PAGE 1 Duty Cycle........................................................................................................................................................................................ 3 1.1 Test Result............................................................................................................................................................................3 1.2 Test Graphs...........................................................................................................................................................................4 2 Maximum Conducted Output Power............................................................................................................................................... 13 2.1 Test Result..........................................................................................................................................................................13 3 -6dB Bandwidth...............................................................................................................................................................................14 3.1 Test Result..........................................................................................................................................................................14 3.2 Test Graphs.........................................................................................................................................................................15 4 Maximum Power Spectral Density Level.........................................................................................................................................24 4.1 Test Result..........................................................................................................................................................................24 4.2 Test Graphs.........................................................................................................................................................................25 5 Band Edge......................................................................................................................................................................................34 5.1 Test Result..........................................................................................................................................................................34 5.2 Test Graphs.........................................................................................................................................................................35 6 Conducted RF Spurious Emission.................................................................................................................................................. 47 6.1 Test Result..........................................................................................................................................................................47 6.2 Test Graphs.........................................................................................................................................................................48 7 Restrict Band.................................................................................................................................................................................. 66 7.1 Test Result..........................................................................................................................................................................66 7.2 Test Graphs.........................................................................................................................................................................68 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 3 of 79 1 Duty Cycle 1.1 Test Result ModeFrequency (MHz)AntennaDuty Cycle (%)Correction Factor 1/T (kHz) b2412Ant198.840.050.08 b2437Ant198.640.060.08 b2462Ant199.230.030.08 g2412Ant192.530.340.49 g2437Ant193.150.310.49 g2462Ant195.470.20.49 n202412Ant192.220.350.53 n202437Ant192.210.350.53 n202462Ant193.950.270.53 n402422Ant189.990.461.08 n402437Ant183.080.81.08 n402452Ant180.530.941.08 ax202412Ant189.920.460.68 ax202437Ant188.920.510.69 ax202462Ant189.560.480.68 ax402422Ant187.050.61.32 ax402437Ant181.710.881.32 ax402452Ant187.670.571.32 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 4 of 79 1.2 Test Graphs Test Graphs b 2412MHz Ant1 b 2437MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 5 of 79 Test Graphs b 2462MHz Ant1 g 2412MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 6 of 79 Test Graphs g 2437MHz Ant1 g 2462MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 7 of 79 Test Graphs n20 2412MHz Ant1 n20 2437MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 8 of 79 Test Graphs n20 2462MHz Ant1 n40 2422MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 9 of 79 Test Graphs n40 2437MHz Ant1 n40 2452MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400 Page 10 of 79 Test Graphs ax20 2412MHz Ant1 ax20 2437MHz Ant1 Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W2 FCC ID: 2A5I9-C400…

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Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W1 FCC ID: 2A5I9-C400 Page 1 of 35 Appendix B RF Test Data for BT (BLE) (Conducted Measurement) Product Name: Action Camera Trade Mark: SJCAM Test Model: C400 Environmental Conditions Temperature: 24.8  C Relative Humidity:52.4% ATM Pressure:100.0 kPa Test Engineer:Emiya lin Supervised by:Simba Huang Dongguan Yaxu(AiT) Technology Limited Report No.:AiTDG-250918003W1 FCC ID: 2A5I9-C400 Page 2 of 35 Contents Page COVER PAGE 1 Duty Cycle........................................................................................................................................................................................ 3 1.1 Test Result..........................................................................................…

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