FCC ID: 2AVYG-XBOAT Wireless Earphone

True Wireless Earphones Notice Excessive repetition of the action of pushing the earphone may affect the service life and after-sales service. It is recommended to push the earphone only when it is necessary to use theearphones. Wearing foam ear tips can increase the stability and airtightness, and you can choose whether to install it or not which according to your experience. Product & Accessories Power Indicator light Type-C Interface Status indicator light Touch area Charging Case Speaker Earphones Microphone User Manual USB-C Charging Cable Packing list: Earphones(pair), Charging case, USB-C charging cable, User manual Power on & Power off Power on Method one:

Take out the earphones from the charging case, the earphones will boot automatically. Power off Method one:

Put the earphones into the charging case, the earphones will shut down automatically. 3S Method two:

In the off state, press and hold the touch area of the earphones for 3 seconds. Method two:

Turn off the Bluetooth switch of mobile phone, and the earphone will automatically shut down in three minutes. Method three:

Turn off the Bluetooth switch of mobile phone, press the earphone for 4 seconds. 4S Operations & Functions Pairing After being taken out from the charging case, the earphones will be paired automatically and then flash blue lights. 1) Take out the earphones from the charging case and confirm that the earphones are waiting to be paired. At this time, the two earphones flash blue lights quickly. 2) Turn on the bluetooth of the mobile phone, find the corresponding bluetooth name and click to confirm, the voice prompt "connected" indicats that the pairing is successful. 3) After the pairing is successed, take out the earphones from the charging case and they will pair with the smartphone automatically. Operations & Functions Press 2s Press 2s or or Touch1 Touch1 Touch2 Touch2 or or or or Touch1 Touch2 Press 2s Touch3 Special Instructions Some Android phones do not support the synchronization of the earphones volume with the phone volume. The volume operation of the earphone can only adjust the volume of itself,which is not synchronized withe the adjustment of the phone volume. Operations & Functions Reset When two earphones cant be paired, please see below methods to reset . Steps Indicator Light 1-

Delete the corresponding bluetooth connection record from the phone.

2-

Take both earphones out of the case and touch each earphone 5 times, then they will turn off. The blue light and the red light will turn on at the same time for 1 second and then turn off. 3-

Put both earphones into the case, and then take them out of the case

(or turn on both earphones by holding both touch areas for 5 seconds), then the two earphones will enter the pairing state. Blue light and red light flash alternately. Blue light flashes quickly. 4-

Within 10 seconds, the two earphones will be paired. 5-

Now you can connect the earphones with your phone. Charging EarphonesPut the earphones into the charging case , the charging case will automatically charge the earphone, and the earphone will display a red light when charging. Charging caseUse the type-c charging cable which is included in the package to charge the charging case. Indicator light description Earphone No pairing Waiting for pairing Paired successfully Red and blue lights flash quickly The indicator light flashes blue The indicator light is off Power on Power off Incoming call Red and blue light up for 1 second The indicator light is off Blue light flashes twice every 3 seconds Charging End of charging Red light is always on The indicator light is off Charging case:

Charging End of charging When charging, the indicator light will keep flashing red. The indicator light will be on red. Indicator light description Earphones charging Power shortage reminder When put into the charging case, the charging case will turn on the white light for about 4 seconds and then turn off. Red light flashes quickly. Voice prompts Status Power on Power off Battery Low Pairing Paired successfully Disconnect Adjust the volume to maximum Adjust the volume to minimum Voice prompt Power on Power off Battery low Pairing Connected Disconnected

"Didi"

"Didi"

Precautions 1- Try to use the minimum volume that we can accept, high volume for a long period of time will lead to permanent damage to hearing. 2- Keep the earphones and accessories out of reach of children. Children should use the earphones under the supervision of the adults. 3- Dont immerse the device in water. Avoid using this product when swimming, diving or showering. 4- Dont use this product in humid, dusty or near the magnetic field, to avoid causing internal circuit failure. 5- Dont disassemble, modify the device, or insert foreign matter into the device, which may cause equipment damage. 6- Dont put your finger or other parts into the hollow position of the charging case, to avoid physical injury. 7- The shell of charging case is metal and the edge position is thin, please avoid using it at full blast. 8- Dont place the earphones in direct sunlight such as window, car dashboard. 9- Avoid storing the earphones in the environment below 15 or above 50. 10- Avoid charging the earphones or charging case in the environment below 0. FCC Requirement Any changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. 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 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 measures:

connected. Consult the dealer or an experienced radio/TV technician for help. Type-C Type-C , 3 3S 2S 4 4S 1) 2) 3) , connected 4) 2s 2s or or 1 1 2 2 or or or or 1 2 2s 3 510

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YOBYBO Battery:

mmm 300mAh Model : X-Boat oW R) CE Input:5V=300mA FCC ID: 2AVYG-XBOAT|

3.4mm 3.4mm

Yibai Science & Technology (Shenzhen) Co., Ltd. Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AVYG-XBOAT Pursuant to Sections 0.457 and 0.459 of the Commissions Rules, we hereby request confidential treatment of information accompanying this application as outlined below:

Exhibit Type 1. Block Diagram, 2. Schematics, 3. Operational Description File Name 1. 2AVYG-XBOAT -Block diagram 2. 2AVYG-XBOAT -SCH 3. 2AVYG-XBOAT-Operational description 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. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Pursuant to DA04-1705 June 15, 2004 of the Commissions public notice, we also request temporary confidential treatment of information accompanying this application as outlined below for an initial period of xxxx (ie- 45, 90 or 180) days:

Exhibit Type N/A File Name N/A Signature:

Contact name: Keyu Guo Company name: Yibai Science & Technology (Shenzhen) Co., Ltd. Address: No. 1112, Building 5A, Tusincere Technology Park.Huanggekeng Community Longcheng Street,Longgang District.Shenzhen,China Date: 04/17/2018 VCB_F-01: Operating Procedures Form FCC Confidentiality v02 Page 1 of 1

Yibai Science & Technology (Shenzhen) Co., Ltd. Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 2022-1-12 SUBJECT: FCC Application for (FCC ID: 2AVYG-XBOAT To Whom It May Concern:

We, the undersigned, hereby authorize Yoyo Zhou in Shenzhen Huaxia Testing Technology Co., Ltd at 1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District, Shenzhen, China on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Shenzhen Huaxia Testing Technology Co., Ltd on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section.

(Must be signed by the person that is listed on the FCC Website) Sincerely, Signature:

Contact name: Keyu Guo District.Shenzhen,China Company name: Yibai Science & Technology (Shenzhen) Co., Ltd. Address: No. 1112, Building 5A, Tusincere Technology Park.Huanggekeng Community Longcheng Street,Longgang Date: 04/17/2018 VCB_F-01: Operating Procedures Form FCC Authorization v02 Page 1 of 1