B91 B91 B91 TWS BLUETOOTH SPEAKER Please read the user manual carefully before you use the B91 Bluetooth speaker
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. 9 3 50mm 1.Bluetooth Name: B91 2.Bluetooth Version: V5.0 3.Input Voltage: DC 5V/1A 4.Support: A2DP/AVCTP/AVDTP/HFP/SPP/ATT
/GATT/RFCOMM/12CAP 5.SNR: 95dB 6.Distance: 10m 7.Audio Output: 3W 8.Battery: 3.7V/320mAh 9.Playing Time: about 2h 10.Charging Time: about 1h Function Instruction 3. INDICATOR LIGHT 5.MICRO USB 4.Bluetooth Speaker On/Off 1.Press ON/OFF to turn on the device, the blue light will flash quickly; When the device is connected successfully, the blue light will be on everlastingly; When the device is playing music, FCC ID: 2AQ2W-B91
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, 3., the blue light will flash slowly; If turn on the 2 Bluetooth speakers synchronously, they will connect automatically
(TWS function), and the key speaker will flash blue light quickly, the following speaker will be blue light everlastingly; When playing music, both speakers will flash blue light slowly;
2.The red light will be on when charging, and the light will be off when fully charged;
3.It will remind DIDI sound when the speaker is out of power;
4.The device will be off automatically if its out of connection for 5 minutes. Caution Please read the following cautions to avoid the unexpected emergency during use the Bluetooth Speaker. 1. Do not touch the device directly when its overheated, which maybringscaldhurt. 2.Donotputthedeviceintheplacecloseto theHeater, Microwave,ElectronicCooker,which may make the device overheatedand causeafire. 3.Donotfallorbumpthedevice frequently,whichmaycause an explosion. 4., 5., 0-50 6. 7.
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.FCC FCC 1)(2) 4.Donotletchildrenplayorusethedevice without the adults care. 5.Donotputorusethedeviceintheenvironmentoflowtemperature orhumidity,thenormalenvironmenttemperatureshouldbe0-50. 6.Donotdisassembleorrepairthedevicepersonally. 7.Donotputthemagneticstripelikebankcardclosetothedevice, whichmaycausethemagneticfailure. 8.Donotputthedeviceclosetomedicalinstrumentsinthe range of20cm.Which maycause signal interference. 9.Pleasemakesurethechargeddevicebeingofftheprotectcover beforedirectlychargingtowirelesscharger. 10.Please turnofftheadapterwhenthedevice is not used,which cansavethelifetime andavoid thedamage.Thisdevicecomplies withpart15oftheFCCRules.Operationissubjectto the followingtwoconditions:(1)Thisdevicemaynotcause harmfulinterference; (2)Thisdevicemustaccept any interferencereceived,includinginterferencethatmaycause undesired operation.AnyChange ormodificationnotexpressly approvedbytheparty Responsibleforcompliancecouldvoidthe user'sauthoritytooperate theequipment.Thisequipmenthas beentestedandfoundtocomplywiththelimitsforaClassBdigital device,pursuanttopart15oftheFCCRules.Theselimitsare designedtoprovide reasonableprotectionagainst harmful FCC 15B
interferenceinaresidentialinstallation.Thisequipmentgenerates usesandcanradiateradiofrequencyenergyand,ifnotinstalled andusedinaccordancewiththeinstructions,maycauseharmful interferencetoradiocommunications.However,thereisno guaranteethatinterferencewillnotoccurinaparticularinstallation. If thisequipmentdoescause harmfulinterferencetoradioor televisionreception,whichcanbedeterminedbyturningthe equipmentoffandon,theuserisencouragedtotrytocorrectthe interferencebyoneormoreofthefollowingmeasures:
-Reorientorrelocatethereceivingantenna.
-Increasetheseparationbetweentheequipmentandreceiver.
-Connecttheequipmentintoanoutletonacircuitdifferentfromthat towhichthereceiverisconnected.
-Consultthedealeroranexperiencedradio/TVtechnicianforhelp. ThedevicehasbeenevaluatedtomeetgeneralRFexposure requirement.Thedevicecanbeusedinportableexposure conditionwithoutrestriction. 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. Any 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.
-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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.