Sign F4 Manuale utente

ShenzhenTongkeElectronicsCo.,Ltd

www.sztongke.com

Add:TheSecondIndustrialZone,PhoenixVillage,FuyongTown,Shenzhen,China518103

Tel:8675533856685Fax:8675533893336



UserManual



MODELNO:F4



ShenzhenTongkeElectronicsCo.,Ltd

www.sztongke.com

Add:TheSecondIndustrialZone,PhoenixVillage,FuyongTown,Shenzhen,China518103

Tel:8675533856685Fax:8675533893336

1. ProductOverview



1.1KeyFeature

‐BluetoothCSRV4.0

‐BuiltinFMradio

‐Compatibility:workswithmostBluetoothsmartphones,tablets,musicdevices,Bluetooth2.1

orabove

‐InternalrechargeableLi‐ionbattery,singlefullychargewith4‐houroperatinglifetime

‐VoicepromptforconvenientfeedbackduringBluetoothMode

‐Connectivity:

AudioConnections:3.5mmLinein

Bluetoothprofiles:A2DP,AVRCP,

Bluetoothrange:Lineofsight,10Mor30FT



1.2PackingContent



UserManual1pc

9V/1AAdapter1pc

Audiocable1pc



2. ElectricalSpecification



2.1 AudioPerformance:

- Driver:2pcs3.5”fullrangedriver

- RMSOutput:10Wx2

SystemSNR:>65dB@1W

THD:<10%attheMaxVolume

Loudness:SPL>75dB@1kHzsinewave(input:800mV,MaxVolume)

Frequencyresponse:60Hz–18kHz



2.2 PowerSolution:



- Built‐in18650Lithiumbattery7.4V2200mAh,singlefullychargedwith4‐houroperating

lifetime

- 9V/1AAC/DCadaptorcharger,5V/1AUSBchargingout,singlefullychargetimeis4hrs



ShenzhenTongkeElectronicsCo.,Ltd

www.sztongke.com

Add:TheSecondIndustrialZone,PhoenixVillage,FuyongTown,Shenzhen,China518103

Tel:8675533856685Fax:8675533893336

2.3 OperationInstructions:



1.Poweron/off

2.DCchargeout5V/1Aforsmartphone,andotherbattery‐powereddevices

3.DC‐IN9V/1A

4.ChargingindicationLed

5.AUX‐IN



TouchKeyPanel



ShenzhenTongkeElectronicsCo.,Ltd

www.sztongke.com

Add:TheSecondIndustrialZone,PhoenixVillage,FuyongTown,Shenzhen,China518103

Tel:8675533856685Fax:8675533893336



Operationsinstructionforbluetoothmode



ShortpressingforModechangebetweenBluetooth/FM/AUX



Shortpressinggoprevious



ShortpressingforPlay/Pause,3’slongpressingforcuttingoffconnected

Bluetoothdevice



Shortpressinggonext



Shortpressingforvolumedown



Shortpressingforvolumeup



OperationsinstructionforFMRadiomode

ChoosingtheFMmode,ifitisthefirsttimeforyoutousethisunit,pleasechooseFMstatusby

longpressing“Xll"keyfirstly,itwillsearchtheFMchannelsandsavethestationsautomatically.

Touching“ ”or“”,youcanchoosethepreviousornextFMstation.



OperationsinstructionforAUX‐inmode

Touching”M”keytochooseAUXINstatusfromtheunit,itwillenterintotheAUXINstatus

automatically.Plugoneendofthecordintothespeakerandtheotherintotheheadphonejackon

yourdeviceformusicplay.Usingyourdevicefor”previous&next”track.



2.4 LightIndication:

1. ChargingLED,charging‐‐‐solidred,fullycharged‐LEDoff

2. ModeLED

- Bluetoothmode,pairing‐‐bluefastflashing,

- pairedandconnected‐‐blueslowflashing

- AUX‐in/FMmode,Solidwhiteled

- FMsearching,whiteflashing;FMplaying,solidwhiteled



2.5 VoicePrompt(forBluetoothmodeonly):



1. poweron‐‐‐‐‐“Welcome”

2. Waitingforpairing‐‐‐‐‐‐‐“Waitingtoconnecttobluetoothdevice”

3. pairedandconnected‐‐‐‐“Connectedtobluetoothdevice”

ShenzhenTongkeElectronicsCo.,Ltd

www.sztongke.com

Add:TheSecondIndustrialZone,PhoenixVillage,FuyongTown,Shenzhen,China518103

Tel:8675533856685Fax:8675533893336



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

interferencereceived,includinginterferencethatmaycauseundesiredoperation.



NOTE:Anychangesormodificationstothisunitnotexpresslyapprovedbythepartyresponsible

forcompliancecouldvoidtheuser'sauthoritytooperatetheequipment.



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