2BBTW-X23A3U-Z1ADTH NEXTGEN TV Box

Long press the Back and Home button at the same time until the red light flashes quickly, then release. This means the remote control has entered pairing mode. Wait for a few seconds without pressing any buttons until a message pops up on the screen that the remote has paired successfully. Do more on your TV with your voice Search for shows, get recommendations, even control your TV – faster – with your voice. device device device STB Power AdapterBattery Quick GuideRemote Control HDMI Cable 2 Hardware Video Power Chipset Video Decoding RAM FlasheMMC 8GB Video OutputHDMI 2.1 , HDCP2.2 DC Input Range Power Consumption Aspect RatioAuto, Full screen Video Resolution Video File Format Supports*.mkv ,*.wmv,*.mpg, *.mpeg, *.dat, *.avi, *. mov , *.iso, *.mp4, *.rm and *.jpgfile formats 12V 1.5A 18W AV1 [email protected] up to 4Kx2K@60fps Amlogic S905Y4 The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries. USB DC 12V AV OUT OPTICALAntenna LANHDMI 说明书 技术要求： 1. 成形尺寸：95 * 95mm 2.产品不能变形、压痕、划伤、脏污等缺陷 3.图案文字印刷清晰，色差在允许范围内 4.风琴折 5.80g书纸，4C 3301-ML0432-PP0A 深圳感臻智能股份有限公司 V1 Shenzhen SEI Robotics Co., Ltd. SY.SMS.A3F#.GZ2304007 FCC Warning This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any inte rference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. N OTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interferenceto radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: R adiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator and your body. •Reorient or relocate the receiving antenna. •Increase the separation between the equipment and receiver. •Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. •Consult the dealer or an experienced radio/TV technician for help.

AtlantaDTH,Inc. U.S.AgentDesignationforServiceofProcess (ApplicantandU.S.AgentareSeparateParties) TO:FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 ATTENTION:FCCCertification–Section2.911(d)(7)Information DesignatedU.S.Agent CompanyName:AtlantaDTH,Inc. FRN:0033937855 ContactName:SusanZhang StreetAddress:40TechnologyParkwaySouthSuite210 City/Province/Zip:PeachtreeCorners30092 TelephoneNo:7704519777 Email:[email protected] Thisletteristoconfirmthatwe(“theDesignatedU.S.Agent)haveacceptedtheresponsibilitytoactasthe DesignatedU.S.AgentforServiceofProcessasrequiredbysection47CFR2.911(d)(7)onbehalfofthe Applicantnotedbelow. U.S.AgentSignature: Date:2023.7.18 Signedby(PrintedName/Title):SusanZhang/Marketingmanager TheApplicantacknowledgesthattheymustmaintainanagentfornolessthanoneyearafterterminatingall marketingandimportationORtheconclusionofanyCommission-relatedproceedinginvolvingthe equipment.TheapplicantfurtheracknowledgestheirresponsibilitytoinformtheFCCwheneverthe DesignatedU.S.Agentinformationabovechanges. Applicant Companyname:AtlantaDTH,Inc. GranteeCode:2BBTW FCCID:2BBTW-X23A3U-Z1 ContactName:SusanZhang StreetAddress:40TechnologyParkwaySouth,Suite210,PeachtreeCorners,GA30092 TelephoneNo:7704519777 Email:[email protected] ApplicantSignature: Date:2023.7.18 Signedby(PrintedName/Title):SusanZhang/Marketingmanager

AtlantaDTH,Inc. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:July19,2023 FCCID:2BBTW-X23A3U-Z1 Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing AtlantaDTH,Inc.certifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing AtlantaDTH,Inc. certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredListasanentityproducing“covered” equipment. Applicant:AtlantaDTH,Inc. Address:40TechnologyParkwaySouth,Suite210,PeachtreeCorners,GA30092 ContactPerson:SusanZhang Tel.:7704519777 Email:[email protected] Sincerely, Signature:

AtlantaDTH, Inc. Date：2023.7.19 ProductModelNumber:ADTHNEXTGENTV Box FCC ID：2BBTW-X23A3U-Z1 To whomit may concern, Re: ProductCertificationRepresentativeAuthorizationLetter We authorizeQAI LaboratoriesLtd. 3980 North FraserWay, BurnabyB.C. CanadaV5J 5K5 to act on our behalfon all mattersconcerningthe above namedequipment. This shall includethe following: Testing Approvalapplicationsand procedures We declare that ORGANIZATION. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by ORGANIZATION. on our behalf shall have the same effect as acts of our own. By: ContactListedon FCC Wesbite Title: Marketingmanager Email:[email protected] Telephone:770 451 9777 On behalfof: AtlantaDTH, Inc.

AtlantaDTH,Inc. Officeof EngineeringTechnology FederalCommunicationsCommission 7435 OaklandMills Road Columbia,MD 21046 USA Date: July 19, 2023 Subject;Requestfor Confidentiality FCC ID: 2BBTW-X23A3U-Z1 To WhomIt May Concern, Pursuantto the provisionsof the Commission’s rules Title 47 Sections§0.457 and §0.459,we are requestingthe Commissionto withholdthe followingattachment(s)as confidential documentsfrom publicdisclosureindefinitely. Thesedocumentscontaindetailedsystemand equipmentdescriptionsand are consideredas proprietaryinformationin operationof the equipment.The publicdisclosureof these documentsmight be harmfulto our companyand wouldgive competitorsan unfair advantage in the market. SchematicDiagram Block Diagram Parts List OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsfor UNII devices In additionalto abovementioneddocuments,in order to complywith the marketingregulations in Title 47 CFR §2.803 and the importationrules in Title 47 CFR §2.1204,while ensuringthat businesssensitiveinformationremainsconfidentialuntil the actualmarketingof newly authorizeddevices,we requestShort Term Confidentialityof the followingattachment(s); ExternalPhotos Test SetupPhotos InternalPhotos User Manual For 45 days, pursuantto PublicNoticeDA 04-1705. OR For 180 days pursuantto KDB 726920D01. It is our understandingthat all measurementtest reports,FCC ID label formatand correspondenceduringthe certificationreviewprocesscannotbe grantedas confidential documentsand this informationwill be availablefor publicreviewonce the grant of equipment authorizationis issued. Sincerely, Signature: X Name:SusanZhang Title:Marketingmanager

AtlantaDTH,Inc. 40TechnologyParkwaySouth,Suite210,PeachtreeCorners,GA30092 Tel:1.770.451.9777Fax:1.770.451.9859 SeriesModelsDescription FCCID:2BBTW-X23A3U-Z1Date:July12,2023 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Towhomitmayconcern: Thedevice(ProductName:ADTHNEXTGENTVBox)ModelsName:X23A3U-Z1, X23A3U-XXhavesameelectrical,PCBandBOM,onlythecolourandmodel’s namesaredifferentformarketingrequirements. Sincerely, SusanZhang/Marketingmanager

AtlantaDTH,Inc. 40TechnologyParkwaySouth,Suite210, PeachtreeCorners,GA30092 FCCSoftwareConfigurationControlDeclaration Date:July21,2023 FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Attn:OETDept. Product/ModelNumber:ADTHNEXTGENTVBox/X23A3U-Z1, X23A3U-XX RegardingFCCCountryCodeSelectionguidelinesidentifiedinKDB594280. “Allapplicationsforequipmentauthorizationfortransmittersthatcanhave radioparameters,orothertechnicalparameters,reportedtotheCommission setbysoftwaremusthaveanattestationindicatingthatnothirdpartywillhave software,orconfigurationcontrol,toprogramthedeviceoutofcomplianceof thetechnicalrulesunderwhichithasbeencertified.” Wedeclarethatnothirdpartywillhavesoftware,orconfigurationcontrol,toprogram thedeviceoutofcomplianceofthetechnicalrulesunderwhichithasbeencertified. Name:SusanZhangDate:July21,2023 Title:Marketingmanager Signatureofapplicant ：

Sensation boxWiFiOnboard Antenna Test Data Report 1. Antenna and test environment diagram antenna test environment Translated from Chinese (Simplified) to English - www.onlinedoctranslator.com 16.58 14.43 2. Antenna standing wave ratio and isolation between two adjacent antennas 1#Antenna standing wave ratio diagram 1#Antenna VSWR frequency(MHZ) 2400250051505350550057255850 VSWR 4.12.982.642.612.722.872.51 2#Antenna standing wave ratio diagram 2#Antenna VSWR frequency(MHZ) 2400250051505350550057255850 VSWR 3.152.781.081.361.641.952.01 Antenna Isolation Diagram Antenna isolation value frequency(MHZ) 2400250051505350550057255850 isolation (DBI) - 15.7- 14.6- 19.7- 21.6- 21.9- 24.2- 28.6 3. Antenna gain and antenna efficiency 1#antenna Gain&Efficiency gain and efficiency mingain minimum gain (dBi) CP Gain cross polarized most large gain (dBi) CO Gain main polarization maximum Gain (dBi) frequency frequency(MHz) gain Gain (dBi) efficiency efficiency(dB) efficiency efficiency(%) 2400- 0.35- 23.79//- 4.9631.94 2410- 0.66- 19.26//- 4.8932.41 2420- 0.76- 17.43//- 4.6334.45 2430-0.67- 17.79//- 4.3636.66 2440- 0.37- 17.02//- 439.78 24500.08- 16.38//- 3.6742.96 24600.68- 16.5//- 3.3246.53 24701.13- 15.21//- 3.1348.66 24801.44- 15.54//- 3.0349.74 24901.7- 15.97//- 2.9650.57 25001.67- 18.08//- 3.1348.63 51502.45- 22.86//- 3.4245.54 51602.55- 22.98//- 3.5344.39 51702.76- 20.71//- 3.4445.29 51802.86- 18.85//- 3.4645.13 51902.89- 19.61//- 3.4944.76 52002.86- 20.19//- 3.5244.43 52102.71- 21.24//- 3.6543.2 52202.47- 21.26//- 3.8441.33 52302.47- 22.86//- 3.7841.86 52402.37- 24.3//- 3.8441.33 52502.32- 23.39//- 3.940.75 52602.15- 22.79//- 4.0839.12 52702.11- 20.74//- 4.1838.2 52801.91- 21.72//- 4.4336.09 52901.66- 22.62//- 4.7233.76 53001.33- 23.12//- 5.0331.42 53101.3- 25.07//- 5.0331.37 53201.14- 26.22//- 5.130.94 53300.91- 25.76//- 5.2230.08 53400.9- 27.3//- 5.1130.82 53500.88- 27.27//- 5.0731.12 53600.82- 27.31//- 5.0930.95 53700.93- 27.5//- 4.9931.68 53801.06- 27.2//- 4.9232.22 53901.24- 27.9//- 4.7933.19 54001.5- 28.73//- 4.5734.91 54101.63- 28.86//- 4.4635.79 54201.77- 27.68//- 4.3436.82 54301.76- 26.59//- 4.3536.75 54401.76- 26.21//- 4.3836.49 54501.6- 25.07//- 4.5535.11 54601.61- 25.67//- 4.5934.78 54701.59- 23.71//- 4.6534.29 54801.64- 24.16//- 4.6634.16 54901.77- 22.33//- 4.5934.75 55001.96- 22.96//- 4.4735.7 55102.11- 21.66//- 4.3836.49 55202.25- 21.8//- 4.2937.25 55302.43- 20.93//- 4.1438.51 55402.66- 21.09//- 3.9740.13 55502.8- 20.82//- 3.8541.21 55602.9- 20.95//- 3.7941.82 55703.09- 21.66//- 3.6343.38 55803.23- 23.37//- 3.5244.44 55903.33- 23.87//- 3.4645.09 56003.39- 26.46//- 3.4345.4 56103.6- 26.21//- 3.2547.36 56203.63- 27.07//- 3.2347.58 56303.61- 24.89//- 3.2647.19 56403.63- 25.68//- 3.2347.54 56503.75- 29.21//- 3.1348.68 56603.71- 28.43//- 3.1748.21 56703.72- 28.34//- 3.1748.18 56803.92- 24.9//- 2.9750.42 56904.17- 24.77//- 2.7453.23 57004.25- 22.79//- 2.6654.25 57104.36- 21.63//- 2.5455.77 57204.57- 22.47//- 2.3258.66 57304.53- 21.96//- 2.3458.4 57404.36- 21.03//- 2.4956.33 57504.17- 21.47//- 2.6654.19 57604.01- 20.42//- 2.852.46 57703.77- 22.7//- 3.0249.85 57803.69- 22.3//- 3.0849.19 57903.65- 23.26//- 3.149.03 58003.72- 22.94//- 2.9950.2 58103.64- 23.34//- 3.0349.74 58203.5- 23.46//- 3.1248.73 58303.35- 24.23//- 3.2247.7 58403.02- 26.53//- 3.4844.89 58502.8- 28.66//- 3.6243.44 2#antenna Gain&Efficiency gain and efficiency mingain minimum gain (dBi) CP Gain The maximum increase in cross-polarization beneficial(dBi) CO Gain main polarization maximum Gain (dBi) frequency frequency(MHz) gain Gain (dBi) efficiency efficiency(dB) efficiency efficiency(%) 2400- 0.26- 17.17//- 439.85 2410- 0.38- 16.8//- 4.0938.97 2420-0.39- 15.08//- 4.0339.55 2430- 0.36- 14.34//- 3.940.74 2440- 0.26- 13.97//- 3.7642.05 2450- 0.13- 16.13//- 3.6143.56 24600.11- 20.15//- 3.4345.4 24700.28- 20.52//- 3.3146.64 24800.45- 18.23//- 3.3146.69 24900.66- 14.57//- 3.2447.46 25000.71- 13.35//- 3.3346.43 51502.55- 16.69//- 1.5270.54 51602.68- 17.02//- 1.4771.34 51702.68- 16.54//- 1.5470.21 51802.63- 17.78//- 1.6169.09 51902.6- 18.52//- 1.6568.37 52002.41- 19.92//- 1.7666.75 52102.27- 20.57//- 1.8165.92 52202.11- 21.12//- 1.8864.9 52302.19- 21.2//- 1.7666.64 52402.19- 20.71//- 1.7666.7 52502.34- 18.8//- 1.7367.21 52602.43- 18.4//- 1.7267.29 52702.6- 16.7//- 1.7267.3 52802.67- 16.34//- 1.7666.66 52902.74- 15.97//- 1.866.1 53002.65- 15.11//- 1.964.54 53102.79- 15.88//- 1.866.13 53202.77- 15.9//- 1.7666.67 53302.64- 15.6//- 1.8265.78 53402.61- 16.1//- 1.7766.55 53502.53- 16.67//- 1.7866.4 53602.47- 16.87//- 1.7966.21 53702.52- 17.63//- 1.7267.33 53802.64- 17//- 1.6568.41 53902.82- 16.94//- 1.5170.66 54003.16- 16.33//- 1.2774.67 54103.35- 15.65//- 1.1476.98 54203.52- 15.06//- 1.0378.94 54303.56- 14.95//- 0.9979.63 54403.58- 15.48//- 0.9979.66 54503.42- 16.26//- 1.177.61 54603.36- 16.46//- 1.1476.88 54703.25- 16.89//- 1.1975.95 54803.16- 16.52//- 1.2575.02 54903.03- 16.78//- 1.2974.31 55002.96- 17.17//- 1.3373.69 55102.83- 16.98//- 1.472.51 55202.71- 17.24//- 1.570.85 55302.7- 16.7//- 1.5370.24 55402.75- 16.55//- 1.5170.65 55502.82- 16.59//- 1.570.8 55602.83- 15.73//- 1.5270.51 55702.99- 16.26//- 1.4372 55803.02- 16.08//- 1.3772.97 55903.07- 16.25//- 1.3573.21 56003.1- 16.64//- 1.374.1 56103.24- 16.98//- 1.1876.27 56203.24- 16.95//- 1.1576.74 56303.25- 16.61//- 1.1776.45 56403.25- 16.79//- 1.1876.24 56503.3- 17.28//- 1.1776.32 56603.23- 16.59//- 1.2974.35 56703.2- 16.89//- 1.3872.73 56803.31- 17.22//- 1.3573.29 56903.54- 18.37//- 1.275.8 57003.7- 19.13//- 1.1277.25 57103.87- 18.8//- 1.0378.96 57204.16- 19.74//- 0.8183.01 57304.24- 19.57//- 0.7683.9 57404.19- 19.06//- 0.8582.29 57504.01- 20.17//- 179.36 57603.88- 19.67//- 1.1177.39 57703.66- 19.86//- 1.2475.18 57803.57- 18.95//- 1.2674.77 57903.49- 17.51//- 1.2375.32 58003.56- 18.27//- 1.177.7 58103.49- 19.46//- 1.0878.01 58203.37- 21.39//- 1.1876.18 58303.19- 23.58//- 1.3373.55 58402.9- 24.9//- 1.6468.57 58502.59- 26.83//- 1.9963.2 4. Antenna pattern 1#antenna 2#antenna 2022.05…

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Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County URL：www.wwxltx.cn phone：136 6268 The following contents shall be filled in by the sample maker Supplier: All things connected Communications Xiangyang Limited Name of material: Built-in antenna Send samples to acknowledge Dai Hongbo Content of sample submission □A sample (s) □ Drawings, specifications □ Main inspection items and implementation standards of materials □ Reliability test report □ RoHS compliance test report Note: Suppliers Please submit in The following is to be completed by Identify the person Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Nanshan District, Shenzhen City Add: Hubei Xiangyang Gucheng County 1-3 Shuang Yang Road Taoyuan Street, All things connected www.wwxltx.cn Sample specification The following contents shall be filled in by the sample maker： All things connected Communications Xiangyang Limited Supply material/model: in antenna SEI Robotics Co., Ltd Material number Send samples to acknowledge Check STAMP: Content of sample submission： Main inspection items and implementation standards of materials Note: Suppliers Please submit in the above order, if not, it can not be admitted. The following is to be completed by SEI Robotics Co., Ltd: Judgment Nanshan District, Shenzhen City All things connected industrial park, 第1页 Supply material/model: WWXL6008225 Material number:WWXLSH6BKAA-WIFI1 Approval confirmation Tong Xiaoyan the above order, if not, it can not be admitted. Notes Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center District, Shenzhen City URL：www.wwxltx.cn phone：136 6268 4409 cover ................................ Index ................................ 1.Product pictures ................................ 2.Test parameters ................................ 3.Antenna Passive Parameters 1．vSWR： ................................ 2．Gain&Efficiency： ................................ 3．Directions： ................................ ４．Product characteristics ５．Drawing ................................ 6、Reliability testing ................................ 1. Environmental experiment 7．Packing instructions Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center Taoyuan Street, Nanshan www.wwxltx.cn INDEX ................................................................................................ ................................................................................................ ................................................................................................ ................................................................................................ 3.Antenna Passive Parameters ................................................................ ................................................................................................ ................................................................ .............................................................................................. Product characteristics ................................................................ ................................................................................................ ................................................................ Environmental experiment ................................................................ ................................................................ Taoyuan Street, Nanshan 第2页 ............................................. 1 ............................................ 2 ................................ 3 ................................ 3 .............................................. 4 ......................................... 4 ............................................................ 4-5 .............................. 5-8 ................................................. 8 ........................................ 9 ............................................................. 10 .......................................... 10 .......................................................11 Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center District, Shenzhen City URL：www.wwxltx.cn phone：136 6268 4409 Specification for Antenna 1. Product pictures 2.Test parameters Name Built-in antenna （WWXL600 ELECTRICAL SPECTFICATIONS FrenquencyRange 2400-2500/5150 Impedance VSWR Gain 2.0 Polarization linear Radiation Omnidirectional Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center Taoyuan Street, Nanshan www.wwxltx.cn Specification for Antenna WWXL6008822） ModelType ELECTRICAL SPECTFICATIONS MECHANICAL SPECTFICATIONS /5150-5850MHz Dimensions 21.2*14.6*0.2 50Ω Connector Weldin ≤3.5 linelength 1.13 black 2.0/3.0dBi WorkingTemperature - linear Limit Temperature -45 Omnidirectional Taoyuan Street, Nanshan 第 3页 Specification for Antenna MECHANICAL SPECTFICATIONS 21.2*14.6*0.2mm Welding 1.13 black 125±3mm 45°C - +85°C 45°C - +85°C Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County n…

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Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center District, Shenzhen City URL：www.wwxltx.cn phone：136 6268 4409 Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center Taoyuan Street, Nanshan www.wwxltx.cn Taoyuan Street, Nanshan 第 7页 Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center District, Shenzhen City URL：www.wwxltx.cn phone：136 6268 4409 ４．Product characteristics a. Selection of high-quality FPC and radio frequency cable, self b. Stable performance, long service life; c. Standing wave in frequency band is good. Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center Taoyuan Street, Nanshan www.wwxltx.cn quality FPC and radio frequency cable, self-attenuation; . Stable performance, long service life; Standing wave in frequency band is good. Taoyuan Street, Nanshan 第 8页 Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center District, Shenzhen City URL：www.wwxltx.cn phone：136 6268 4409 5、Drawing Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center Taoyuan Street, Nanshan www.wwxltx.cn Taoyuan Street, Nanshan 第 9页 Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center District, Shenzhen City URL：www.wwxltx.cn phone：136 6268 4409 6、Reliability testing 1 Environmental experiment High and low temperature and humidity test report test project High temperature, low temperature and constant humidity test name device Constant temperature and humidity test box network analyzer Inspectin standards 1. There are no defects such as peeling off, cracks, wrinkles, etc. on the metal surface; non must not have defects such as discoloration, cracking, deformation, degumming. 2. The electrical test meets the design requirements; the voltage standing wave ratio test is satisfactory. Test name Pilot projects High temperature test Temperature ( )°C Test sample temperature stabilization time (H) Test duration (h) Recovery time (h) Low temperature test Temperature ( )°C Test sample temperature stabilization time (h) Test duration (h) Recovery time (h) Constant Damp Heat Test Tempera ture ( )°CRelati ve humidity (%) Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center Taoyuan Street, Nanshan www.wwxltx.cn Environmental experiment High and low temperature and humidity test High temperature, low temperature and constant humidity test Built-in antenna （WWXL6008822） date Constant temperature and humidity test box network analyzer Quantity 1. There are no defects such as peeling off, cracks, wrinkles, etc. on the metal surface; non must not have defects such as discoloration, cracking, deformation, degumming. 2. The electrical test meets the design requirements; the voltage standing wave ratio test is satisfactory. Pilot projects request experiment method Actual test data result samp le Temperature ( )°C Test sample temperature stabilization time Test duration (h) Recovery time (h) +85±3 1 2 1 9 according to GB2423. 1-89 Method +87 1.2 2.3 1 Temperature ( )°C Test sample temperature stabilization time (h) Test duration (h) Recovery time -45±3 1 2 1 8th in accordanc e with GB2423. 1-89 Method -46 1.2 2.4 1.1 Tempera Relati humidity +40±2 90-95 21 1 According to GB2423. 3-93 Section 5 Method +42 92 22 1.1 Taoyuan Street, Nanshan 第 10 页 2023.07.24 5PCS 1. There are no defects such as peeling off, cracks, wrinkles, etc. on the metal surface; non-metal parts must not have defects such as discoloration, cracking, deformation, degumming. 2. The electrical test meets the design requirements; the voltage standing wave ratio test is satisfactory. result samp le Assessmen t result 1 qualified 2 qualified 3 qualified 4 qualified 5 qualified 1 qualified 2 qualified 3 qualified 4 qualified 5 qualified 1 qualified 2 qualified 3 qualified 4 qualified Shenzhen all things connected Communication Co.,Ltd. All things connected Communications Xiangyang Limited Add：Room 1101,Building 4,Fangdacheng,No2,longxhu 4 Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center District, Shenzhen City URL：www.wwxltx.cn phone：136 6268 4409 Test duration (h) Recovery time (h) 7．Packing instructions 100PCS/Pouch 30Pouch/1Caron Shenzhen all things connected Communication Co.,Ltd. Communications Xiangyang Limited Room 1101,Building 4,Fangdacheng,No2,longxhu 4 th Road, Add: Hubei Xiangyang Gucheng County northwest renewable resources trading center Taoyuan Street, Nanshan www.wwxltx.cn Test duration (h) Recovery time (h) Packing instructions 100PCS/Pouch 30Pouch/1Caron Taoyuan Street, Nanshan 第 11 页 5 qualified

FCCID:2BBTW-X23A3U-Z1Page 1 of 4 ReportNo.:CTL2305242091-WF ExternalPhotosofEUT FCCID:2BBTW-X23A3U-Z1Page 2 of 4 ReportNo.:CTL2305242091-WF FCCID:2BBTW-X23A3U-Z1Page 3 of 4 ReportNo.:CTL2305242091-WF FCCID:2BBTW-X23A3U-Z1Page 4 of 4 ReportNo.:CTL2305242091-WF

FCC ID: 2BBTW-X23A3U-Z1 Page 1 of 1 Report No.: CTL2305242091-WF FCC-ID Label Information 1. Label location: ADTH NEXTGEN TV Box X23A3U-Z1 FCC ID: 2BBTW-X23A3U-Z1

FCCID:2BBTW-X23A3U-Z1Page 1 of 3 ReportNo.:CTL2305242091-WF InternalPhotosofEUT FCCID:2BBTW-X23A3U-Z1Page 2 of 3 ReportNo.:CTL2305242091-WF BluetoothAntenna WIFIAntenna1 WIFIAntenna2 FCCID:2BBTW-X23A3U-Z1Page 3 of 3 ReportNo.:CTL2305242091-WF

FCCID:2BBTW-X23A3U-Z1Page1of8ReportNo.:CTL2305242091-WF FCCRFExposureEvaluation 1.ProductInformation FCCID2BBTW-X23A3U-Z1 ProductNameADTHNEXTGENTVBox TestModelX23A3U-Z1,X23A3U-XX PowerSupply Input:100-240V~50/60Hz0.6A Output:12V-1.5A ModulationType BluetoothBR/EDR:GFSK, π /4DQPSK,8DPSK BluetoothLE:GFSK 2.4GWIFI:IEEE802.11b:DSSS IEEE802.11/g/n:OFDM 5GWIFI:IEEE802.11a/ac/n:OFDM AntennaType Bluetooth:PCBAntenna WIFIANT1:PIFAAntenna WIFIANT2:PCBAntenna AntennaGain Bluetooth:1.44dBi 2.4GWIFIANT1:2.43dBi 2.4GWIFIANT2:0.45dBi 5GWIFIANT1:5.39dBi 5GWIFIANT2:4.24dBi FrequencyRange Bluetooth:2402–2480MHz 2.4GWIFI:2412MHz~2462MHz 5GWIFI:5180–5240MHz/5745‐5825MHz ExposureCategoryGeneralpopulation/uncontrolledenvironment EUTTypeProductionUnit DeviceTypeMobileDevice 2.EvaluationMethodandLimit SystemsoperatingundertheprovisionsofFCC47CFRsectionshallbeoperatedinamannerthat ensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessoftheCommission’s guidelines. Inaccordancewith47CFRFCCPart2SubpartJ,section2.1091thisdevicehasbeendefinedas mobiledevicewherebyadistanceof0.2mnormallycanbemaintainedbetweentheuserandthe device,andbelowRFPermissibleExposurelimitshallcomplywith. InaccordancewithKDB447498D01forSimultaneoustransmissionMPEtestexclusionapplieswhen thesumoftheMPEratiosforallsimultaneoustransmittingantennasincorporatedinahostdevice, basedonthecalculated/estimated,numericallymodelledormeasuredfieldstrengthsorpower density,is≤1.0.TheMPEratioofeachantennaisdeterminedattheminimumtestseparation distancerequiredbytheoperatingconfigurationsandexposureconditionsofthehostdevice, accordingtotheratiooffieldstrengthsorpowerdensitytoMPElimit,atthetestfrequency.Either themaximumpeakorspatiallyaveragedresultsfrommeasurementsornumericalsimulationsmay beusedtodeterminetheMPEratios.SpatialaveragingdoesnotapplywhenMPEisestimatedusing simplecalculationsbasedonfar-fieldplane-waveequivalentconditions.Theantennainstallation andoperatingrequirementsforthehostdevicemustmeettheminimumtestseparationdistances requiredbyallantennas,inbothstandaloneandsimultaneoustransmissionoperations,tosatisfy compliance. 3.Limit 3.1ReferEvaluationMethod ANSIC95.1–1999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAut…

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