The Art of Utility D041 Bluetooth Earbuds User Manual user manual

The Art of Utility AB Bluetooth Earbuds user manual

user_manual

Earphone Manual AccessoriesProduct DiagramOperationA． Turn on When device is off, press the MFB button for 4 seconds to turn on. (Blue LED flashed 3 times and hear voice "power on” and “pairing ") B． Paring Active Bluetooth feature of your phone and search for Bluetooth Test model：Defunc Earbud BT Basic Talk
earphone, select the earphone from BT list of device then click it to pair. (Red LED and Blue LED quickly flash alternately with “pairing” voice). C. Connected Once earphone is paired successfully , hear the “Connected” voice and blue LED flash every 5 seconds. D. Turn off Press the MFB button for 3 seconds to turn off earphone ( Hear “Power off” voice and red LEDs flashed 3 times to be off). Buttons OperationE. Charging Battery When battery power is low or empty, need to charge with USB cable. Charging time is around 2H. Note：Please use qualified and certified adopter (5V/500mA) to charge the battery.
LEDs insturctionLED Function Description Charging battery Red LED is lighting Battery is full Blue LED is lighting Turn on /Pairing Red and Blue LED is flashing , alternatively Connected Blue LED is flashing at every 5s Low battery alarm Tone remind and red LED is flashing Turn off earphone Red LED is flashing 3 times
Wear InstructionA． Eartips Have three different size(L/M/S) eartips to fit your ear, please select the fittest size to wear. B． Wear Earphone Have printed L&R text on earphone, please wear it correctly. Technical SpecificationBT Version：V4.2 BT Profile：A2DP, HFP,HSP, AVRCP RF Range：10M Play time：4H Standby Time：110hrs Charging Time：2H FR range：20Hz---20KHz FCCWarningStatementChanges ormodificationsnot expressly approved bythepartyresponsible forcompliancecouldvoidtheuser’s authoritytooperate theequipment. 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notinstalled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.‐ ‐receiverisConnecttheequipmentintoanoutletonacircuit differentfrom that towhichtheconnected.‐‐ Consultthedealeroranexperiencedradio/TVtechnicianforhelp.Thisdevice complieswithpart15oftheFCCRules.Operationissubjecttothefollowing twoconditions:(1)Thisdevice may notcauseharmfulinterference,and(2)thisdevicemust accept any interferencereceived,includinginterferencethatmay causeundesired operation.FCCWarningStatementChangesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser’sauthoritytooperatetheequipment.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.‐ ‐receiverisConnecttheequipmentintoanoutletonacircuitdifferentfromthattowhichtheconnected.‐‐ Consultthedealeroranexperiencedradio/TVtechnicianforhelp.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.
FCCWarningStatementChangesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser’sauthoritytooperatetheequipment.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.‐ ‐receiverisConnecttheequipmentintoanoutletonacircuitdifferentfromthattowhichtheconnected.‐‐ Consultthedealeroranexperiencedradio/TVtechnicianforhelp.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.

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