FCC ID 2ADYY-BD04
TWS Earphone
by TECNO MOBILE LIMITED
Grantee Code: 2ADYY Product Code: BD04
Latest application date: 2024-10-27
FCC ID Device Details
| FCC ID | 2ADYY-BD04 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2ADYY |
| Product Code | BD04 |
| Applicant Business | TECNO MOBILE LIMITED |
| Related Domains |  transsion.com |
| Equipment Class | TWS Earphone |
| Test Firm | World Standardization Certification & Testing Grou |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2024-10-27 |
| 2402-2480 MHz | Original Equipment | 2024-10-27 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual | Users Manual | 2025-04-26 | PDF 3.2 MB |
| Internal Photos | Internal Photos | 2025-04-26 | PDF 4.8 MB |
| External Photos | External Photos | 2025-04-26 | PDF 1.6 MB |
| ID Label/Location Info | ID Label/Location Info | 2024-10-27 | PDF 79.1 KB |
| Test Setup Photos | Test Setup Photos | 2025-04-26 | PDF 358.9 KB |
| Test Setup Photos | Test Setup Photos | 2025-04-26 | PDF 252 KB |
| ANT Test Report | Test Report | 2024-10-27 | PDF 642.1 KB |
| Test Report | Test Report | 2024-10-27 | PDF 2.1 MB |
| Test Report | Test Report | 2024-10-27 | PDF 5.4 MB |
| Test Report | Test Report | 2024-10-27 | PDF 2.5 MB |
| Attestation Statements | Attestation Statements | 2024-10-27 | PDF 78.7 KB |
| US agent | Attestation Statements | 2024-10-27 | PDF 130 KB |
| Agent Authorization | Cover Letter(s) | 2024-10-27 | PDF 83.1 KB |
| Long term Confidentiality Letter | Cover Letter(s) | 2024-10-27 | PDF 83.2 KB |
| Short Term Confidentiality Letter | Cover Letter(s) | 2024-10-27 | PDF 106.8 KB |
| Short term Confidentiality Letter | Cover Letter(s) | 2024-10-27 | PDF 106.8 KB |
| RF Exposure Info | RF Exposure Info | 2024-10-27 | PDF 49.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 42 KB | |
| Schematics Metadata only | Schematics | PDF 26.4 KB | |
| Operational Description Metadata only | Operational Description | PDF 80.8 KB |
Application Information
| Application ID | fNFbj+G7zkkT7eRabsh6AA== |
|---|---|
| Final Action Date | 2024-10-27 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0024206328 |
| Model | BD04 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | TWS Earphone |
| Responsible Party | Yiting Luo, yiting.luo@transsion.com , 86-755-61803856 |
| Test Firm | Wang Fengbing, World Standardization Certification & Testing Grou, fengbing.wang@wsct-cert.com  , 0086-13924678855 |
| TCB Email | tcb@metlabs.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 04/26/2025 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Output power listed is conducted. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| fNFbj+G7zkkT7eRabsh6AA== | 2024-10-27 | Original Equipment |
| YRtalFp9Oh908JxRJzurNQ== | 2024-10-27 | Original Equipment |
| Wmb6Fn7EipApFAvMbUnQ/g== | 2024-10-27 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application YRtalFp9Oh908JxRJzurNQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 10/27/2024 Application Dated: 10/27/2024 |
| TECNO MOBILE LIMITED |
| FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL |
| CENTRE 19-25 SHAN MEI STREET FOTAN NT HONGKONG |
| NT, Hong Kong |
| Attention: Yiting Luo |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ADYY-BD04 |
| Name of Grantee: | TECNO MOBILE LIMITED |
| Equipment Class: | Part 15 Class B Digital Device |
| Notes: | TWS Earphone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15B | - |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
EAS Grant - Application YRtalFp9Oh908JxRJzurNQ==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
TECNO MOBILE LIMITED FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL CENTRE 19-25 SHAN MEI STREET FOTAN NT HONGKONG NT, Hong Kong |
Date of Grant: 10/27/2024 Application Dated: 10/27/2024 |
| Attention: Yiting Luo |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ADYY-BD04 |
| Name of Grantee: | TECNO MOBILE LIMITED |
| Equipment Class: | Part 15 Class B Digital Device |
| Notes: | TWS Earphone |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15B | - |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| Mail To: | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 10/27/2024 Application Dated: 10/27/2024 |
| TECNO MOBILE LIMITED |
| FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL |
| CENTRE 19-25 SHAN MEI STREET FOTAN NT HONGKONG |
| NT, Hong Kong |
| Attention: Yiting Luo |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ADYY-BD04 |
| Name of Grantee: | TECNO MOBILE LIMITED |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | TWS Earphone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0058 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
EAS Grant - Application Wmb6Fn7EipApFAvMbUnQ/g==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
TECNO MOBILE LIMITED FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL CENTRE 19-25 SHAN MEI STREET FOTAN NT HONGKONG NT, Hong Kong |
Date of Grant: 10/27/2024 Application Dated: 10/27/2024 |
| Attention: Yiting Luo |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ADYY-BD04 |
| Name of Grantee: | TECNO MOBILE LIMITED |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | TWS Earphone |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0058 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| Mail To: | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 10/27/2024 Application Dated: 10/27/2024 |
| TECNO MOBILE LIMITED |
| FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL |
| CENTRE 19-25 SHAN MEI STREET FOTAN NT HONGKONG |
| NT, Hong Kong |
| Attention: Yiting Luo |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ADYY-BD04 |
| Name of Grantee: | TECNO MOBILE LIMITED |
| Equipment Class: | Digital Transmission System |
| Notes: | TWS Earphone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0012 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
EAS Grant - Application fNFbj+G7zkkT7eRabsh6AA==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
TECNO MOBILE LIMITED FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL CENTRE 19-25 SHAN MEI STREET FOTAN NT HONGKONG NT, Hong Kong |
Date of Grant: 10/27/2024 Application Dated: 10/27/2024 |
| Attention: Yiting Luo |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2ADYY-BD04 |
| Name of Grantee: | TECNO MOBILE LIMITED |
| Equipment Class: | Digital Transmission System |
| Notes: | TWS Earphone |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0012 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| Mail To: |