2A3YG-510154SKYN Thriller

510154 User Manual How to working: How to charger it FCC Warning: 1. This device should be installed and operated with minimum distance 0cm between the radiator&your body. 2. 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 interference received, including interference that may cause undesired operation. 3. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 4. 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

Suretex Limited Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 12/10/2023 U.S. Agent Designation Suretex Limited acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2A3YG-510154): Name and company of U.S. agent: USA MEIHUA TRADING INC Physical U.S. address of agent: 5379 Pine Valley Ct Boulder CO 80301 United States FRN of U.S. agent: 0033406166 Email address of U.S. agent: [email protected] USA MEIHUA TRADING INC acknowledges their obligation to accept service of process on behalf of Suretex Limited Suretex Limited with the FRN 0031739758 accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely, Signature [Name] Tonys Shi [Title] Manager [Company] Suretex Limited Signature [Name of U.S. agent] Harley Quinn [Title of U.S. agent] Manager [Company of U.S. agent] USA MEIHUA TRADING INC 48_[model] US_Agent_2.911(d)(7) - U, V05

Sincerely, Name/Title： Tonys Shi/Manager Company: Suretex Limited Address: 193/68 Lake Rajada Office Complex,17th Floor Ratchadapisek Road Klongtoey Thailand Phone: 86-13249469666 Fax: 86-13249469666 E-Mail: [email protected]

SKYNThriller FCCID:2A3YG-510154 510154ExternalPhotographs

LabelandLabelLocation FCCID:2A3YG-510154

SKYNThriller FCCID:2A3YG-510154 510154InternalPhotographs

RF Exposure Requirements 1.1 Product Description for Equipment Under Test (EUT) Client Information Applicant: Suretex Limited Address of applicant: 193/68 Lake Rajada Office Complex,17th Floor, Ratchadapisek Road,Klongtoey,Thailand 10110 Manufacturer: SHENZHEN SHAKI INDUSTRIAL CO.,LTD Address of manufacturer: 1/F,Block #5,Hua Feng Industry Park,Datianyang, Dongfang,SonggangTown,Bao'An District,Shen Zhen,China General Description of EUT Product Name: SKYN Thriller Trade Name: / Model No.: 510154 Adding Model(s): / Rated Voltage: DC 3.7V from Battery Power Adapter Model: / Serial number: S-001 FCC ID: 2A3YG-510154 Technical Characteristics of EUT Bluetooth Version: BLE Frequency Range: 2402-2480MHz RF Output Power: -3.54dBm Data Rate: 1Mbps Modulation: GFSK Quantity of Channels: 40 Channel Separation: 2MHz Type of Antenna: Integral Antenna Antenna Gain: 3.39dBi 1.2 Standard Applicable According to §1.1307(b)(1) and KDB 447498 D01 General RF Exposure Guidance v06, the following RF exposure evaluation shall to demonstrate RF exposure compliance. [(max. power of channel, including tune-up tolerance, mW) / (min. test separation distance, mm)] · [√f(GHz)] ≤ 3.0 Where -f(GHz) is the RF channel transmit frequency in GHz -Power and distance are rounded to the nearest mW and mm before calculation -The test exclusions are applicable only when the minimum test separation distance is ≤ 50 mm, and for transmission frequencies between 100 MHz and 6 GHz. When the minimum test separation distance is < 5 mm, a distance of 5 mm according to 4.1 f) is applied to determine SAR test exclusion. 1.3 Calculation Method Bluetooth Tx frequency range: 2402~2480MHz Min. test separation distance: 5mm Maximum Tune-up Conducted Output Power: -3dBm RF channel transmit frequency: 2402MHz Result: 0.1554 Limit: 3.0 So the transmitter complies with the RF exposure requirements and the SAR is not required.

1.AntennaDescribe Antennaspecification AntennaplateIntegralantenna ModelNameAWG28 AntennaGain3.39(Peakgain) FrequencyRang2300-2500MHz CompanyNameSHENZHENSHAKIINDUSTRIALCO.,LTD Address:1/F,Block#5,HuaFengIndustryPark,Datianyang, Dongfang,SonggangTown,Bao'AnDistrict,Shen Zhen,China Size:30mmlength

WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 1 of 37 TESTREPORT ReferenceNo.......................:WTX23X12018263W001 FCCID....................................:2A3YG-510154 Applicant ...............................: SuretexLimited Address.................................: 193/68LakeRajadaOfficeComplex,17thFloor,Ratchadapisek Road,Klongtoey,Thailand10110 ProductName......................:SKYNThriller TestModel. ............................: 510154 Standards..............................:FCCPart15.247 DateofReceiptsample.....:November23,2023 DateofTest ...........................: November23~December3,2023 DateofIssue........................:December3,2023 TestResult............................:Pass Remarks: Theresultsshowninthistestreportreferonlytothesample(s)tested,thistestreportcannotbe reproduced,exceptinfull,withoutpriorwrittenpermissionofthecompany.Thereportwouldbeinvalidwithout specificstampoftestinstituteandthesignaturesofcompilerandapprover. PreparedBy: WaltekTestingGroup(Shenzhen)Co.,Ltd. Address:1/F.,Room101,Building1,HongweiIndustrialPark,Liuxian2ndRoad, Block70Bao'anDistrict,Shenzhen,Guangdong,China Testedby:Approved&AuthorizedBy: JackHuangSilinChen ReferenceNo.:WTX23X12018263W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 2 of 37 TABLEOFCONTENTS 1.GENERALINFORMATION.......................................................................................................................................4 1.1PRODUCTDESCRIPTIONFOREQUIPMENTUNDERTEST(EUT).................................................................................4 1.2TESTSTANDARDS.......................................................................................................................................................5 1.3TESTMETHODOLOGY.................................................................................................................................................5 1.4TESTFACILITY...........................................................................................................................................................5 1.5EUTSETUPANDTESTMODE....................................................................................................................................6 1.6MEASUREMENTUNCERTAINTY..................................................................................................................................6 1.7TESTEQUIPMENTLISTANDDETAILS........................................................................................................................7 2.SUMMARYOFTESTRESULTS...............................................................................................................................9 3.ANTENNAREQUIREMENT....................................................................................................................................10 3.1STANDARDAPPLICABLE...........................................................................................................................................10 3.2EVALUATIONINFORMATION....................................................................................................................................10 4.POWERSPECTRALDENSITY................................................................................................................................11 4.1STANDARDAPPLICABLE...........................................................................................................................................11 4.2TESTSETUPBLOCKDIAGRAM.................................................................................................................................11 4.3TESTPROCEDURE.....................................................................................................................................................11 4.4SUMMARYOFTESTRESULTS/PLOTS.......................................................................................................................11 5.DTSBANDWIDTH.....................................................................................................................................................12 5.1STANDARDAPPLICABLE...........................................................................................................................................12 5.2TESTSETUPBLOCKDIAGRAM.................................................................................................................................12 5.3TESTPROCEDURE.....................................................................................................................................................12 5.3SUMMARYOFTESTRESULTS/PLOTS.......................................................................................................................12 6.RFOUTPUTPOWER.................................................................................................................................................13 6.1STANDARDAPPLICABLE...........................................................................................................................................13 6.2TESTSETUPBLOCKDIAGRAM.................................................................................................................................13 6.3TESTPROCEDURE.....................................................................................................................................................13 6.4SUMMARYOFTESTRESULTS/PLOTS.......................................................................................................................13 7.FIELDSTRENGTHOFSPURIOUSEMISSIONS.................................................................................................14 7.1STANDARDAPPLICABLE...........................................................................................................................................14 7.2TESTPROCEDURE..................................................................................…

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SKYNThriller FCCID:2A3YG-510154 510154TestSetupPhotos Radiatedemission30MHz~1GHz Radiatedemissionabove1GHz Conductedemission