FCC ID: R8HBTH-25B TWS EARBUDS

ma TURN ON Methd 1: Take out the earbuds Method 2: Touch and hold the MF bunfor 2-3 secnds on automatkally. The led indicator P h U D from chaing theeaudswillturn P R will flash red and blue. TURNOFF Methd 1: Touch and hold the MF buttnfor 2-3 Earphtheled indto,will flash red rapidly Method 2. Put bad< the earbuds into charging and start being charging. oautmatically to turn OFF the off. seconds then lights h f w U R theeaudsvIItern TOS:lfthaoornewithout oofr5munltEieblueX>th paced on, =4abounSbeomfofr5mt1n painar:ymobile d,a;tonc device, the bounitswill be turn beyor10-12m and withu, d 5 u a u k k m M m m M 5 s U w s U t UM J m z E a ce 1 1 m h p s P M dH t m M m 3 m 0 h k p u t E M M M N t t h M M h n h h M c f i w f l E M n J h b S h t ANSWEEND/REJECT A CALL Answer incoming earphone. Reject secoads End a call Short PSSouch) phone conveat1on aad release F u M b D F n t M r w M g n U O M o r d n E m d M H n i V 2 me n m l m M 3 b m U o N M n e 3 w eA t d W d u m call : Short Press(Touch) the MF button of eithec IncCall.Pressouch) the MF button of either earphoce for 2 the MF button of eerearphone after evoice assistant

: ShrtPress'Toud earphneto activate the SIviceastant aroundl.S secndsf funct nlyIs VOICE ASSISTANT:

Activated either system supported. sethev,ceassistant seconds of eitherrphoneto close the gvoiceassistant function,

: After activated. short Press(Touch) around 1.5 only meliili Take utthe both earbuds paired quickly. TIf polng rn,,nn t,;rn from charging itwill ato turnnand auto with each other. Once paired, the led indicator will Hash red & blue Isoess 5 secondsslrnuitane5'ytiU>he Tuchand hd1eMFbutnb1Eorphce f9eONEThen leOldlcator en both ungain. theyIautr: pa ring Activate

"TWS50 from the l,st of available neeearphnepaired w,th mobile device, the Bluetooth the led indicator wm functionn yurmobile deviselectthe Bluetooth devices Click ,t to pamng. yoc w,11 hear a beep tone and

!OSstemsupported zATTENION I.Please and keep it for future 2.Please 3.If do not ueproduct charging

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the product can not be paird with mobile phone. please cable to charging only use the supplied 4 Please adaptor. 5 If the earphone the eaphonewas ,n bluetoomode.,f the earphone nobilephone device. first make sure It ,sin bluetooth

"'ponse, pleasebootthe earphone oroveydefault tum off the earphone

,then tum on d painng mode; If the mobile phone didn t reboot the mobHe phone; If the earphone please please seing unable pa,red

.. kindlyeadthis user manual befousingthe product careful!

PLAYING MUSIC and .. Common sense.get if Q: Why just only one working A: P ut the eaudsback to chaIngcase,then The Secharcteristics exceed 2 weeks, please batteyfully when first outto check If It of true wirless reference. on at the first the product charging time.the check first use. with

,t eaudsa few of earbuds tum to know issteeomode.if not pleasesettheeabudsto settle this left and right earbudsnnotpair automalilly. d;dn' t reponse, problem Q The mobile showsn not connected with the earbuds, how lo setie?

at this time.we need to reset these two eabuds.Tum on the two earbuds again with 8-10 seconds,the both earbuds will be paired automatilly.(

thettime to pair.it needs a little longer time.But next CAUTION Do aot use the product damage to heanng may occur. Do aotchang get damaged at excess,ve volume levels or long t,me A eleting the pairing name on your mobile andsearthepairing the earphone with current exceed 2A, the battery might name again to connect time.it will be paidwith one second.after suSSIof painng,left earbudIIalternately ashby red andueLED,if nat paired, the both earbuds withdI blue LED flashing alternay P.S When opebyhand.the surround of eabudsnnotwith the simllarwiless bluetooth products and the device must be in the state fpower-on.Or pairing unsucssfully. Q Why there is no voice with the music and phoneII?

A: For android mobile, there is an icon on the right ofepaiing name,click it areltwo audio item then select again. For 105 mobilend these1nggeneral functio clickit and you can see audiollingmode.select automatic. If tt is autatic itself. RESETPERATION change into anotheoptionfirst, then select the automatic again. If still have not voideletethe pairing nameesearagainto pairing Q, Why is the vidgames delayed A Influenced by the environment.netwok,mobile edit code speed.will lead to audio data any tansfe delaysfrom mobile to eauds Q: Why is the earbods stop/interrupted?

A: Deyouare in a place with many Wi-Fi connec4G signal/high When the left and right eanudsaeon the state of poweon.touch two eabuds tether about B seconds,until the dand blue LED flash alternately.then continue touch 2 seconds to the red/blue LED flash on second time.Iheset is successful The earbuds on the steof charging.take out of two eabudsand touch multi-function pad with 8 seconds until the red and blue LED flash alternately.then continue to touch 2 seconds to the blueLEflash on second time.the setIs successful power applntence.may occcr stinterpt suation. please change a place and econnect again to solve this problem Clear the pairing record

( if eaudsnnotcnnected normly withthis methd.) If pairbefore.just search TWS 5.0 in bluetooth list.then gel into the setting choosenlingor ignoring FCC Caution 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. 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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

Shenzhen XinHuaMei Electronics Limited Company 2020.11.2 Eurofins MET Labs 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern:

We, the undersigned, hereby authorize Shenzhen BCTC Testing Co., Ltd to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Clients signature:

Clients name / title : Linda Zou / Merchandiser Contact information / address: Bldg 5, Taifeng Industrial Park, No.10, Jianan Road, Shajing Sub-district, Baoan, District, Shenzhen, China

Shenzhen XinHuaMei Electronics Limited Company 2020.11.2 Eurofins MET Labs 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR EUT NAME: TWS EARBUDS Trademark: N/A FCC ID: R8HBTH-258 MODEL : BT-H258 To Whom It May Concern:

This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the

- Block Diagram

- Schematics

- Operational Description required to be submitted with this application be permanently withheld from public review. The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Please contact me if there is any information you may need. Sincerely, Clients signature:

Clients name / title : Linda Zou / Merchandiser Contact information / address: Bldg 5, Taifeng Industrial Park, No.10, Jianan Road, Shajing Sub-district, Baoan, District, Shenzhen, China