FCC ID: 2AZFP-S8PRO TWS Bluetooth headset

EN AD Product Overview First time using Haptic Button Indicator Light MIC Ear Cap Charging Case Indicator Light Charging Contact Pin S8 Pro User Manual Thanks for using our wireless electronic products. For a good user experience, please read the manual carefully before using the products. Notice: To avoid unnecessary troubles, please do not disassemble these products by yourself and use the standard charger to charge. 1 Choose the ear cap that suits you. 2 1.Tear off the insulating film. 3.Take out from case, the indicator will turn to Red and Blue alternately. Warm notice: If the earbuds are not turned on or there is no sound come out, please put them back in the charging case again to make sure that they are in the charging state before taking them out for use (red/blue light flash alternately) Red /Blue Flash Indicator off 2.Put the earbuds into the charging case to charge. 4 4.The indicator of one earbud will go off and another will flash red and blue light alternately.

(In pairing mode) 5 Settings Bluetooth Now discoverable asQi iPhone. Bluetooth MYDEVICES S8 Pro To pair Apple Watch with your iPhone, go to the Watch app. 5.Turn on the Bluetooth function on your phone and search forS8 Proand connect it. Warm notice If indicators of both earbuds keep flashing red and blue, Click either earbud's power switch twice. Then the indicator of one earbud will flash red and blue alternately, another will go off. (in pairing mode If you want to switch the Bluetooth connection to another device, please disable the Bluetooth function in the previously connected device OR delete the pairing name of "S8 Pro" from the original device. Then the pairing name of "S8 Pro"can be searched in new device and connected successfully. 6 Button control MFB Power Switch 1x Accept Decline Siri and other Voice Assistant Reject Voice assistant 2x Previous track Next track 3x 2x 3x L / R Earbud Volume-

Volume+

IOS and part of the Android users can triple click the left or right power switch to turn on the voice assistant. 1x Play / Pause ON OFF Take-out from case. OR press and hold for 5 seconds. When back into case. OR no connection for 5 minutes. 7 Warm notice For any single earbud, when it is in standalone mode, you cant use it to play the previous song or decrease the volume. The voice assistant will be automatically activated depends in different OS in mobile system. 8 9 Restore factory setting Earbuds indicator Charging case indicator Parameter specification Attentions FCC Caution 4x L&R Earbud 1. Please turn off the Bluetooth of the mobile phone and the earbud light will flash red /

blue. Quickly press the power button of the earbud four times. Settings Bluetooth Bluetooth S8 Pro Forget Device Now discoverable asQi iPhone. Bluetooth MYDEVICES S8 Pro To pair Apple Watch with your iPhone, go to the Watch app. Device Type Forget This Device 2.Please delete all paired records on the phone and re-searchS8 Proafter clear the pairing and reconnect. 10 Charging Full battery Status Turn on Turn off Music play Light The blue light flashes for 1 second The red light flashes for 1 second cancel Search earbuds Red and blue light flash alternately No light Low Battery Red light flashes Charging time Low battery Red light of earbud flashes once every 6s Charging Red light on Full battery Red light off 11 Charging case Please use a charger with an output voltage of DC5V/1A to charge the charging case. You can also use a computer USB or other USB interface charger to charge (Must choose a charger certified by a regular manufacturer. 12 Version Support V5.2+EDR A2DP,AVRCP,HFP,HSP Transmission distance 10m Frequency range 2.402GHz~2.480GHz Signal transmission distance shown as below:

10m Signals is in normal transmission. Hi-fi equipment Impedance Standby time Talk time Indicator Red light on Green light on Listening time Red light on Earbud battery capacity 6mm*2 16 70 hours 5 hours 6 hours 55 mAh 1.5 hour Charging case battery capacity 400mAh Charging case charging time About 1.5 hours Weight(single earbud) 4.7 g Notice:

1.If the charging case is out of power, it may cause the earbuds to fail to shut down and remain connected to the phone even when they are placed in the charging case. So please remerber to charge the charging case in time. 2. If moisture remains at the audio output hole, the sound may become fuzzy or completely inaudible. This is completely normal. In this case, please remove the earplugs and shake the audio output hole down several times to allow water to flow out or let it air dry for 1-2 hours, then the sound quality will become normal. 13 14 15 If there is water droplet on the surface, please wipe it with a dry cloth before putting them back into the charging case to avoid demaging the device. Tip:

1. If the product is dirty, please do not rinse it directly with water or use boiling water to soak and disinfect it. It is recommended to wipe the earbuds with an alcohol cloth or a wet paper towel. 2.If the product falls into the water accidentally, please pick it up in time and dry it with natural wind or dry it in the sun for two hours before using it. (Otherwise it will affect the sound quality, thus fail to give you a better using experience)

>10m Signals will be interrupted. The Charging cable is not waterproof The Charging case is not waterproof Do not use hot water to disinfect the product 1.Do not use corrosive liquid to clean this product. 2.If it comes into contact with chemicals, please rub it with a damp cloth wet with clean water. 3.Do not use this product under extreme circumstances for temperature below -10 degree Celsius or above 60 degree Celsius . 4.To avoid explosion, please do not throw this product 5.To avoid scratches, please do not touch the earbuds into fire. with sharp objects. 6.Do not insert objects into the earbuds, otherwise it would cause damage to the internal components. 7.Do not disassemble the earbud. 8. Please keep regular charge to earbuds, dont leave them become empty battery status to keep their lifetime. 9. Please do not charge products with power adapter over 2A current. Excessive current may cause the damage to battery. Battery Warning There is a built-in lithium battery in this product. To avoid explosion, do NOT expose the product to strong sunlight, fire or throw it into fire. 16 Make sure that the ear caps face down and put the earbuds into the ear in the angle shown as the picture on the right. After putting on the earbuds, gently rotating the earbuds to a comfortable and secure position shown as picture 3 on the right. Now the earbuds are put on correctly!

Error demonstration Do not wear the earbuds like the way shown as the picture on the right 3 Low Battery Charging Full battery Status Charging for case Full Battery Charging for earbuds

Shenzhen Gaohuiyue Electronic Technology Co., Ltd 2022.01.04 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA 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 : Yang zi bin / Director Contact information / address: Baoanqu, shiyan jiedao, shangwu shequ, shangwu dadao, 195hao, Cdong, 2 lou, shenzhen, guangdong, China

Shenzhen Gaohuiyue Electronic Technology Co., Ltd 2022.01.04 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR EUT NAME: TWS Bluetooth headset Trademark: Kurdene MODEL : S8 Pro FCC ID : 2AZFP-S8PRO 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 : Yang zi bin / Director Contact information / address: Baoanqu, shiyan jiedao, shangwu shequ, shangwu dadao, 195hao, Cdong, 2 lou, shenzhen, guangdong, China