FCC ID 2BROK-A21
Wireless neckband speaker
by Shenzhen YiYin Technology Co.,Ltd
Grantee Code: 2BROK Product Code: A21
Latest application date: 2026-01-07
FCC ID Device Details
| FCC ID | 2BROK-A21 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BROK |
| Product Code | A21 |
| Applicant Business | Shenzhen YiYin Technology Co.,Ltd 🇨🇳 |
| Equipment Class | Wireless neckband speaker |
| Test Firm | Guangzhou LCS Compliance Testing Laboratory Ltd |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-01-07 |
| 2402-2480 MHz | Original Equipment | 2026-01-07 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2026-01-07 | PDF 1.2 MB |
| Internal Photos | Internal Photos | 2026-01-07 | PDF 1.7 MB |
| External Photos | External Photos | 2026-01-07 | PDF 1.1 MB |
| Label and Location | ID Label/Location Info | 2026-01-07 | PDF 186.8 KB |
| Test Setup Photos | Test Setup Photos | 2026-01-07 | PDF 381.2 KB |
| Antenna specification | Test Report | 2026-01-07 | PDF 1.3 MB |
| Appendix A Test Data for BT FCC ID | Test Report | 2026-01-07 | PDF 5.7 MB |
| Appendix B Test Data for 2.4G FCC ID | Test Report | 2026-01-07 | PDF 2.5 MB |
| LCSC12015007EA_BT test report | Test Report | 2026-01-07 | PDF 1.1 MB |
| LCSC12015007EB_FCC Report_2.4G | Test Report | 2026-01-07 | PDF 1.1 MB |
| USA-CoveredEquipmentLetter-Combined_V1.1 | Attestation Statements | 2026-01-07 | PDF 123.4 KB |
| USA-LocalRepLetter_V1.1 - 2BROK-A21 | Attestation Statements | 2026-01-07 | PDF 351.4 KB |
| USA-ConfidentialityRequestLetter_V0.1 | Cover Letter(s) | 2026-01-07 | PDF 103.1 KB |
| LCSC12015007EC_RF Exposure Evaluation-FCC | RF Exposure Info | 2026-01-07 | PDF 218.7 KB |
| Block diagram Metadata only | Block Diagram | PDF 102.9 KB | |
| Schematic Metadata only | Schematics | PDF 85.8 KB | |
| Operation Description Metadata only | Operational Description | PDF 180.4 KB | |
| USA-DueDigilenceLetter_V0.1 Metadata only | Operational Description | PDF 138.6 KB |
Application Information
| Application ID | rlR6hG6NZR3mr5psKZUQYQ== |
|---|---|
| Final Action Date | 2026-01-07 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0037396025 |
| Model | A21 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Wireless neckband speaker |
| Responsible Party | Fujiang Peng, pfj810301@163.com  , +86 13923428358 |
| Non-Technical Contact | Cindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com  , (626) 910-5808 |
| Test Firm | Gavin Liang, Guangzhou LCS Compliance Testing Laboratory Ltd, gavin.liang@lcs-cert.com  , 86-20-39166689 |
| TCB Email | o.kneip@kl-certification.de  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| rlR6hG6NZR3mr5psKZUQYQ== | 2026-01-07 | Original Equipment |
| jfSKtQW3TmkrZX/CDBuTOw== | 2026-01-07 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0002 | 15C |
Grants
TCB Grant - Application rlR6hG6NZR3mr5psKZUQYQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
KL-Certification GmbH Heinrich-Hertz-Allee 7 St. Ingbert, 66386 Germany |
Date of Grant: 01/07/2026 Application Dated: 01/07/2026 |
| Shenzhen YiYin Technology Co.,Ltd |
| 808, R&D Building, Yanxiang Science and |
| Technology Industrial Park,11 Gaoxin West Road, |
| Guangming District, Shenzhen, China |
| Attention: Fujiang Peng , General Manager |
| 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: | 2BROK-A21 |
| Name of Grantee: | Shenzhen YiYin Technology Co.,Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Wireless neckband speaker |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0002 |
| Output Power listed is peak conducted. |
TCB Grant - Application jfSKtQW3TmkrZX/CDBuTOw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
KL-Certification GmbH Heinrich-Hertz-Allee 7 St. Ingbert, 66386 Germany |
Date of Grant: 01/07/2026 Application Dated: 01/07/2026 |
| Shenzhen YiYin Technology Co.,Ltd |
| 808, R&D Building, Yanxiang Science and |
| Technology Industrial Park,11 Gaoxin West Road, |
| Guangming District, Shenzhen, China |
| Attention: Fujiang Peng , General Manager |
| 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: | 2BROK-A21 |
| Name of Grantee: | Shenzhen YiYin Technology Co.,Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Wireless neckband speaker |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0002 |
| Output Power listed is peak conducted. |