2ADAD-F23Automotive Personal FM Transmitter

(1). Enable bluetooth on your smartphone, find the device named "F23" and connect to it (figure 3). (2). The bluetooth indicator light will turn solid to indicate a successful connection with your smartphone. BASIC OPERATION Volume Adjustment 1. Insert the 12V power plug into a 12V accessory power outlet (figure 4). 2. Insert the USB head of your cable into the USB output port (figure 5). 3. Insert the other end of the the cable into the compatible port of the device you wish to charge (figure 6). 1. Please use a clean soft cloth to clean this device. 2. For prolonged use of this device, it should be disconnected from the 12V accessory power outlet when possible. MAINTENANCE ATTENTION TO THE ISSUES 1. Charging Indicator light does not turn on when connected: TROUBLESHOOTING USB CHARGER Frequency Audio Stereo separation40dB Frequency reponse20Hz~16KHz Audio distortion≤0.1% SNR≥45dB (F=75KHz, f=1KHz) 1KHz 100% SYMPTOMSOLUTION 2. Cars speaker volume is too low: SYMPTOMSOLUTION Device not fully inserted into 12V accessory power outlet The volume of audio device is too low Adjust the device volume higher Adjust the speaker volume 3. There is static from the car speaker SYMPTOMSOLUTION Strong local radio signal interference Change the frequency 6. No sound coming from the car speakers SYMPTOMSOLUTION Device setting is muted or audio has stopped Check the device settings 4. There is an echo when using with the iPhone SYMPTOMSOLUTION Volume is too high Adjust iPhone or car 5. USB device is not charging SYMPTOMSOLUTION Use of non-standard Replace with a standard Non-standard USB Stop the charging Fully insert device into the 12V accessory power outlet iPod & iPhone is a trademark of Apple Computer Inc., registered in the U.S. and other countries PRODUCT FEATURES 1. Play / Pause Button 2. Multi-function Button 3. Next Track 4. Previous Track 5. Display Screen 6. Line In 7. Line Out 8. Bluetooth Indicator Light 9. Answer / Hang Up Button 10. Microphone 11. Flexible Goose-neck Base 12. Power Plug 13. USB Port ( 5V 1A ) Insert the product into car cigarette lighter socket, turn on the power switch, LCD display frequency, rotate function keys to adjust volume (U00-U30). Counterclockwise rotation: volume - . Clockwise rotation: volume + . Transmit frequency select After turn on, LCD display frequency, short press the function key and rotate function keys to adjust the frequency. Please keep your car FM radio frequency and transmitter frequency is the same ! (figure 1 / 2) Counterclockwise rotation: frequency down Clockwise rotation: frequency up Play music Memory Function When the transmitter and cellphone bluetooth paired successfully, and keep the transmitter frequency and FM radio frequency is the same, you can directly play music on the phone. And you can also connect them via audio cable, press and to choose next and previous track, press to play / pause. Automatically pair with your devices when turning on again with the same FM frequency and volume. Function of Bluetooth wireless hands-free talks 1. Pair with your mobile phone firstly All of the following operations need to keep the same FM frequency on both of car FM radio and the transmitter after pairing. 2. How to use Bluetooth hands-free talks function (1). Make a telephone call Make a telephone call directly and hold the phone conversation through car speaker. Call back by double-click button . (2). Answer the phone Answer the phone by clicking the button then the music will play again after end call. Thank you for purchasing this product. It’s a fantastic product for driver which combine entertainment safety in one, built in FM transmitter, bluetooth hands-free talking, USB charger function for mobile phone and other digital devices, it’s your best companion on driver journey ! For better use our product please read the user manual carefully. (3). Hang up the phone End call by clicking the button. (4). Refuse to answer the phone Refuse to answer the phone by clicking or or button. (5). Forwarding phone Transfer to phone call status by clicking or or button during the phone conversation. User Manual DEVICE APPEARANCE • Hi-Fi FM stereo transmitter allows you to fully enjoy your music. • Bluetooth support connects to iPhones / iPods / smartphones. • Supports smartphone hands-free features through your speakers. • LCD interface with backlight for easy to read display and control. • Charged and powered by any 12V accessory power outlet. • Supports smartphone and GPS charging through USB port. • Flexible goose-neck for convenient transmitter positioning. • Rotation prevention keeps transmitter steady & firmly in place. • DSP, full duplex talking, CVC echo cancellation and voice cancellation technology. • Built-in power memory function, unique design of the power switch, easy to use. 1 5 2 3 9 11 10 8 13 4 6 7 12 Power Working voltageDC 12V ~ 24V USB output voltageDC 5V 1A Max 100mAWorking electric current 3 Bluetooth Bluetooth General Devices Now Discoverable OKiT-F23 Connected BandFM Frequency Bluetooth nameF23 QualityHi-Fi stereo Range88.1~107.9MHz Interval0.1MHz Stability10ppm ( -10 ~+ 55) Clutter & harmonic≤-60dB Effective rangeAbout 5m Bluetooth receiver distanceAbout 10m 4 6 Please check if your USB device supports the standard. Bluetooth FM Transmitter 2 Ra d i o DEVICE CONTROLS Speaker volume too low 5 1

FCC INFORMATION (additional) 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. Note: 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 interference to 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: —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. Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment.

ShenzhenYOHETechnologyCo.,Ltd. JunWeiXingIndustryPark,TongFuYuIndustrialZoneZhenMei Village,GuangMingDistrict,Shenzhen,Guangdong,China FCCConfidentialityRequest Number:CF303 Version:V05 Date:21-05-2012 (Permanentoralsocalledlongtermconfidentialityisthenormalmethodtokeepcertaindocuementsconfidential,andmayapplyto schematics,blockdiagrams,operationaldescriptionandbillofmaterials.) To:FederalCommunicationsCommission EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 Pursuantto47CFRSection0.459(a)&(b),we, (theapplicant/grantee) CompanynameShenzhenYOHETechnologyCo.,Ltd. AddressJunWeiXingIndustryPark,TongFuYuIndustrialZoneZhenMeiVillage,GuangMingDistrict CityShenzhen,Guangdong CountryChina requestforthiscertificationfilingunder: GranteeCodeProductNumber FCCID:2ADAD-F23 tomaintainpermanentconfidentialityforthefollowingdocumentssubmittedwithinthisapplication: (pleasecrosswhatisapplicable,oraddotherdocuments,providethefilenameanddescription) ExhibitFileNameDescription XOperationalDescriptionexplainingthefunctioningoftheblockdiagram XBlockDiagramsshowingthesystematicbuildingblocksoftheEUT XSchematicsDiagramsshowingcomponents,theirvaluesandinterconnection XBillofMaterialsListofcomponentsusedonthePCB’softheEUT Abovematerialscrossedcontainsecrets,proprietaryandtechnicalinformation,whichwouldcustomarilybeguardedfrom competitorsunder47CFR,section0.457(d)(2).Disclosureorpublicationoranyportionofthiscompanyconfidentialmaterial tootherpartiescouldcausesubstantialcompetitiveharmandprovideunjustifiedbenefitsforcompetitors.Weunderstandthat pursuantto47CFRsection0.457(d)(1)(ii)disclosureoftheapplicantandallaccompanyingdocumentationwillnotbemade beforethedateofthegrant.Thedocumentsindicatedasconfidentialabove,arenotpubliclyavailableelsewhere. Attestation: CityandCountry:Date:Name: (thismustbeaperson) Function:Signature: (orofficialcompanystamp) Shenzhen,Guangdong, China 2014-11-28BaoheLiuManager

ShenzhenYOHETechnologyCo.,Ltd. JunWeiXingIndustryPark,TongFuYuIndustrialZoneZhenMei Village,GuangMingDistrict,Shenzhen,Guangdong,China FCCAuthorizationLetter Number:CF304 Version:V03 Date:11-08-2013 We, (theapprovalholder) CompanynameShenzhenYOHETechnologyCo.,Ltd. AddressJunWeiXingIndustryPark,TongFuYuIndustrialZoneZhenMeiVillage,GuangMingDistrict CityShenzhen,Guangdong CountryChina declarethatthefollowingrepresentative(agent): Name(person)FrankZhang CompanynameATATestingTechnologyServiceCo.,Ltd. Address3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict, CityShenzhen CountryChina isherebyauthorizedtoapplythefollowingequipmentforcertificationonourbehalf: ProductDescriptionFMTransmitter TypeorModel(s)F23 TradenameorBrand(s)N/A WealsoauthorizeTeleconformity(Mr.M.Koop,ManagerCertification,Address:Rietven31,7534NHEnschede,the Netherlands)toapplyandsignthisapplicationforcertification,registrationorfilingonourbehalf(asrepresentativeagentor certifier). Attestation: CityandCountry:Date:Name: (thismustbeaperson) Function:Signature: (orofficialcompanystamp) Shenzhen,Guangdong, China 2014-11-28BaoheLiuManager

ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:1of3 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com Photographs–ExternalPhoto ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:2of3 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:3of3 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com

Labelandlabellocation Label: FMTransmitter ModelNO.:F23 FM：88.1MHz~107.9MHz BT2.1+EDR:2402MHz~2480MHz FCCID:2ADAD-F23 Labellocation: Labellocation

ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:1of4 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com Photographs–InternalPhoto ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:2of4 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:3of4 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:4of4 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com

operationaldescription 1.TheBluetoothmodulestarttoworkwiththeoutsideCrystal26MHZafterpoweredonand alsoafterconnectedtheBluetooth(Bluetoothname:CSR571),itwilltransmittheaudioto transmissionmoduleQN8027viatheBluetoothmodule(Ifwanttokeepworkingyouneedto connecttothecrystal12MHz)andthenitwilltransmittoFMradioviatheAntenna. 2.ThetalkingtransmittoBluetoothmodulefirstviatheMicrophonebuildinside.andthen backtotransmittophoneagain. 3.YoucanadjusttheFMfrequencyviathefrequencybuttonandalsoyoucanadjustand controlthevolumeviathevolumebuttonandstorethembythememoryIC24C02.Music controlbyPreviousandNextbuttononunit. 4.DigitalTubedisplaythecurrentworkingfrequency(Range:88.1-107.9MHZ)andthevolume range. 5.Thechargertransformfrom12Vto5VtoUSBinterface.

FCC RF Exposure FCC ID: 2ADAD-F23 Frequency: 2402-2480 MHz Modulation: FHSS Mid-Channel Peak Power, Conducted, highest valud measured among modes: 2.57 dBm == 1.81 mW Peak Antenna Gain: G = 0 dBi Peak, Radiated = 2.57 dBm + 0 dBi = 2.57 dBm = 1.81 mW SAR Test Exclusion Thresholds specified in KDB447498 Appendix A: Evaluation: The Calculated Radiated Peak output power is taken as worst case, and this emission level is far under the maximum allowed emission level at even the closest distance for 2.4G device specified in this table. Conclusion: The emitted power appears to be below the required limit, so PASS.

ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128007FPage: 1 of 25 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com FCCTestReport(FMTX) FCCID:2ADAD-F23 Applicant:ShenzhenYOHETechnologyCo.,Ltd. JunWeiXingIndustryPark,TongFuYuIndustrialZone,ZhenMei Village,GuangMingDistrict,Shenzhen,China SampleDescription ProductName:FMTransmitter ModelNo.:F23 Trademark:N/A ReceiptDate:2014-11-19 TestDate:2014-11-20to2014-11-25 IssueDate:2014-11-26 TestStandard(s):FCCCFRTitle47Part15SubpartCSection15.239 Conclusions:PASSED* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. Test/WitnessEngineer : Approved&Authorized : Thisreportdetailstheresultsofthetestingcarriedoutononesample.Theresultscontainedinthistest reportdonotrelatetoothersamplesofthesameproduct.Themanufacturershouldensurethatallproducts inseriesproductionareinconformitywiththeproductsampledetailedinthereport. ATATestingTechnologyServiceCo.,Ltd. 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com ReportNo.:ATA141128007FPage: 2 of 25 Contents CONTENTS..................................................................................................................................................2 1.GENERALINFORMATION..................................................................................................................3 1.1.ClientInformation.....................................................................................................................3 1.2.GeneralDescriptionofEUT(EquipmentUnderTest)........................................................3 1.3.BlockDiagramShowingTheConfigurationofSystemTested.........................................4 1.4.DescriptionofSupportUnits..................................................................................................4 1.5.ExternalI/OCable...................................................................................................................4 1.6.DescriptionofTestMode........................................................................................................5 1.7.TestInstrumentsList...............................................................................................................6 1.8.LaboratoryLocation.................................................................................................................7 2.TESTSUMMARY...................................................................................................................................7 3.ANTENNAREQUIREMENT..................................................................................................................9 3.1.StandardRequirement............................................................................................................9 3.2.AntennaConnectedConstruction.........................................................................................9 4.CONDUCTEDEMISSIONTEST........................................................................................................10 4.1.TestStandardandLimit........................................................................................................10 4.2.TestSetup...............................................................................................................................10 4.3.TestProcedure.......................................................................................................................10 4.4.TestData.................................................................................................................................11 5.20DBOCCUPYBANDWIDTHTEST................................................................................................12 5.1.TestStandardandLimit........................................................................................................12 5.2.TestSetup...............................................................................................................................12 5.3.TestProcedure.......................................................................................................................12 5.4.TestData.................................................................................................................................13 6.SPURIOUSEMISSION........................................................................................................................20 6.1.TestStandardandLimit........................................................................................................20 6.2.TestSetup...............................................................................................................................20 6.3.TestProcedure.......................................................................................................................21 6.4.TestData.................................................................................................................................21 ATATestingTechnologyServiceCo.,Ltd. 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com ReportNo.:ATA141128007FPage: 3 of 25 1.GeneralInformation 1.1.ClientInformation Applicant:ShenzhenYOHETechnologyCo.,Ltd. Address:JunWeiXingIndustryPark,TongFuYuIndustrialZone,ZhenMeiVillage, GuangMingDistrict,Shenzhen,China Manufacturer:ShenzhenYOHETechnologyCo.,Ltd. Address:JunWeiXingIndustryPark,TongFuYuIndustrialZone,ZhenMeiVillage, GuangMingDistrict,Shenzhen,China 1.2.GeneralDescriptionofEUT(EquipmentUnderTest) ProductName:FMTransmitter ModelsNo.:F23 Trademark:N/A Product Description : OperationFrequency:88.1MHz~107.9MHz ChannelSeparation:100kHz NumberofChannel:199Channels ModulationType:FM AntennaType:IntegralPCBAntenna AntennaGain:0dBi PowerSupply:InputDC12V-24VDC Note: (1)Foramorede…

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ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:1of2 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com Photographs–TestSetup RadiatedEmissionTestSetup ATATestingTechnologyServiceCo.,Ltd. ReportNo.:ATA141128006FPage:2of2 3/F.,Bldg.5,FusenTechnologyPark,HangchengRoad,Xixiang,Bao’anDistrict,Shenzhen,China Tel:(86)-0755-23498786Fax:(86)-0755-29765125www.ata-test.com