FCC ID: 2ADYY-A3 Wireless Earphone

Wireless Earphone WELCOME PRODUCT OVERVIEW Model: A3 Hereby, TECNO MOBILE LIMITED Declares that this Wireless Earphone is in compliance with the essential requirements and other relevant provisions of directive 2014/53/EU. Thank you for choosing our products. The Ace A3 wireless earphone has a fashionable design, powerful functions, and high compatibility, providing you with hands-free convenience in making calls and listening to music. Micro charging port Touch panel Indicator light Voice MIC Charging contacts Eartips PACKAGE CONTENT 1 Ace A3 Earphones 1 Charging Box 1 USB Charging Cable 2 Eartips 1 User Manual SMART POP-UP CONNECTION SUPPORT MODEL

(MOBILE PHONES) TECNO PHANTOM 9 (Africa / India) TECNO CAMON 12 (Africa) TECNO CAMON 12 Air (Africa / India / Bangladesh / Pakistan) TECNO CAMON 12 Pro (Africa) TECNO SPARK 4 (Africa / India / Bangladesh / Pakistan / Oman /

Ukraine / Colombia / Qatar / Jordan / Saudi Arabia / Thailand) OPERATION AND FUNCTIONS Power On Manually long press 3S to boot. Power Off Manual long press 6S to shut down; automatic shutdown under charging state;Automatic shutdown without connection for 5 minutes. Bluetooth Pairing(Phone Pairing) 1.When pairing for the first time, the headset will automatic-

ally connect to the paired state. 2. If earphones connected the phone before,when you turn on the earphones,the earphones will automatically connect the last device you connected. Connect With Phone When earphones enter the pairing state, search the Bluetooth pairing name and click connect. Use 1.Play/Pause:Click the touch panel to pause the music, or click to play it again. 2.Answer call : Click touch panel when calling. 3.Hang up call : Click the touch panel during a call. 4.Reject call : Double click the touch panel during the call. 5.Start voice assistant: Three click touch panel. 6.Restore the factory settings: press and hold the key for 10s in t he shutdown state. Charging Charging box charging operation instructions Charging(input):Use the USB cable to charge the charging box. Charging earphones by charging box Put earphones in the charging box and will charge automatically. Basic Features of Product Product Name Bluetooth Chipset Low Power Off Voltage Working Time Standby Time Charging Time Charging Current Duration When Power Off Automatically Without Pairing Power Status Indication Voice Notification Operation Temperature Storage Temperature Ace A3 BK3266 3.3V Approximate 4 Hours Approximate 80 Hours Under 1.5 Hours 40mA 5 Minutes IOS system displays earphone power status Prompt Tone 045

-2070 Indicator Light Earphones Indicator Light CUSTOMER SERVICE Earphones Status Indicator Light Status Power On After white flash 3 times and then change to be red and white light flash Power Off Connected Pairing Status the red light flashed three times before it went out the ligth goes off Red and white flash alternately factory data reset red and white flash slowly 3 times WARRANTY CERTIFICATE Name Address Telephone number Date of purchase dd/mm/yy Store name S/N TECNO MOBILE LIMITED TM and 2019 TECNO Corporation. All rights reserved. Other product and company names mentioned herein may be trademarks or trade names of their respective owners. Specifications are subject to change without notice. Model names and the availability of particular products may vary by region. CAUTION 1.Risk of explosion if battery is replaced by an incorrect type, dispose of used batteries according to the instructions. 2.The product shall only be connected to a USB interface of version USB2.0. 3.Adapter shall be installed near the equipment and shall be easily accessible. 4.EUT Temperature:0C ~+45C(Standalone),0 ~+40C(With Parts). 5.To prevent possible hearing damage, do not listen at high volume levels for long periods. Figure 1-Warning label(IEC 60417-6044) Operating Frequency:

BT: 2402-2480MHz Modulation mode:

GFSK, /4- DQPSK,8DPSK (BT) GFSK (BLE) CE RF output power:

BT: -6~+4dBm EU DECLARATION OF CONFORMITY in accordance with Annex VI of Directive 2014/53/EU of the European Parliament and of the Council 1.For the following Radio equipment:

Model: A3 Product: Wireless Earphone Trade name or Brand: TECNO Software / Hardware number: V0.1/ V1.1 2. Name and address of the manufacturer or his authorised representative:

Manufacturer: TECNO MOBILE LIMITED Address: ROOM 604 6/F SOUTH TOWER WORLD FINANCE CTR HARBOUR CITY 17 CANTON ROAD TST KL. 3. This declaration of conformity is issued under the sole responsibility of the Manufacturer. 4. Object of the declaration (identification of the radio equipment allowing traceability; it may include a colour image of sufficient clarity where necessary for the identification of the radio equipment):

5. The object of the declaration described above is in conformity with the relevant Union harmonization legislation: Directive 2014/53/EU (RED) 6. References to the relevant harmonised standards used or references to the other technical specifications in relation to which conformity is declared:

Article 3.1a Health: EN 62479:2010 Article 3.1a Electrical Safety: EN62638-1:2014+A11:2017 Article 3.1b: ETSI EN 301 489-1 V2.2.3 (2019-11) Draft ETSI EN 301 489-17 V3.2.2 (2019-12) Article 3.2: ETSI EN 300 328 V2.2.2 (2019-07) 7. Notified Body Name: MET Laboratories, Inc. Notified Body Number: 0980 Notified Body Assessment Performed: Module B/C on Article 3.1a, 3.1b, 3.2 and 3.3Technical File Identification Number: N/A 8. Where applicable, description of accessories and components, including software, which allow the radio equipment to operate as intended and covered by the EU declaration of conformity:

User instructions are provided in the User Manual. The Software and Hardware versions are specified above. 9. Additional information:

Referring to Article 10.2 of the Directive, this equipment is so constructed that it can be operated in all Member States, without infringing applicable requirements on the use of radio spectrum. Referring to Article 10.10 of the Directive, there are no restrictions on putting this equipment into service or of requirements for authorisation of use. Please refer to the User Manual for details. On behalf of:

Manufacturer: TECNO MOBILE LIMITED Address: ROOM 604 6/F SOUTH TOWER WORLD FINANCE CTR HARBOUR CITY 17 CANTON ROAD TST KL.

(place and date of issue):Shenzhen, 2019-12-25

(name, function): Yiting,Luo/ Manager

(signature):

FCC Warning:

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 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. RF Exposure Statement The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

:385*85mm :55*85mm/:105g//

USER MANUAL Ace A3 Ace A3 CY A3(MINI838) A3 4052 1:1 20-10-13

TECNO MOBILE LIMITED Agent Authorization Letter

(October 12, 2020) 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 Tongzhou 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, Yiting,Luo / Certified Engineer

TECNO MOBILE LIMITED Long Term Confidentiality Request Letter

(October 12, 2020) Eurofins MET Labs 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Wireless Earphone /A3 # 2ADYY-A3#) 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

- BOM required to be submitted with this application be permanently withheld from public review. The above-mentioned documents belong to internal documents, is our proprietary information, that could never get into the possession of our competition. Please contact me if there is any information you may need. Sincerely, Clients name / title : Yiting,Luo / Certified Engineer Company Name: TECNO MOBILE LIMITED Contact information / address: yiting.luo@transsion.com / ROOM 604 6/F SOUTH TOWER WORLD FINANCE CTR HARBOUR CITY 17 CANTON ROAD TST KL

TECNO MOBILE LIMITED Short Term Confidentiality Request Letter

(October 12, 2020) MET Laboratories, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Short Term Confidentiality Request For(Wireless Earphone /A3# 2ADYY-A3#) To Whom It May Concern:

In accordance with sections 0.457 and 0.459 of CFR 47, <TECNO MOBILE LIMITED. >. requests short-term Confidentiality of following sections of this application for a period of 45 days after grant is issued. Test setup photos External photos Internal photos Users manual Antenna Specification These documents contain detailed system and equipment descriptions and related information about the product, which < TECNO MOBILE LIMITED. > considers to be proprietary, confidential, and a custom design and otherwise, would not release to the general public. Since this design is a basis from which future technological products will evolve, <TECNO MOBILE LIMITED.> feels that this information would be of benefit to its competitors, and that the disclosure of the information in these documents would give our competitors an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Name: Yiting,Luo Function: Certified Engineer Signature: