FCC ID 2A2BYHE-090B
True Wireless Earbuds
by Dongguan Huien Electronic Technology Co., Ltd
Grantee Code: 2A2BY Product Code: HE090B
Latest application date: 2025-03-27
FCC ID Device Details
| FCC ID | 2A2BYHE-090B |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2A2BY |
| Product Code | HE090B |
| Applicant Business | Dongguan Huien Electronic Technology Co., Ltd 🇨🇳 |
| Related Domains |  huiendz.com |
| Equipment Class | True Wireless Earbuds |
| Test Firm | Shenzhen CCUT Quality Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-03-27 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2025-09-23 | PDF 878.8 KB |
| Internal Photos | Internal Photos | 2025-09-23 | PDF 810.9 KB |
| External Photos | External Photos | 2025-03-27 | PDF 1.1 MB |
| Label Location | ID Label/Location Info | 2025-03-27 | PDF 255 KB |
| Test Setup Photos | Test Setup Photos | 2025-09-23 | PDF 333.5 KB |
| Antenna Specification | Test Report | 2025-03-27 | PDF 1.1 MB |
| Test Report | Test Report | 2025-03-27 | PDF 5.2 MB |
| Attestation Statements 2.911 d 5 | Attestation Statements | 2025-03-27 | PDF 114.6 KB |
| FCC SDOC attestion Letter | Attestation Statements | 2025-03-27 | PDF 100.4 KB |
| US AGENT Letter | Attestation Statements | 2025-03-27 | PDF 148.3 KB |
| Authority Letter | Cover Letter(s) | 2025-03-27 | PDF 45 KB |
| Confidentiality Letter | Cover Letter(s) | 2025-03-27 | PDF 105.7 KB |
| Declaration on model difference | Cover Letter(s) | 2025-03-27 | PDF 18.1 KB |
| RF Exposure | RF Exposure Info | 2025-03-27 | PDF 139.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 60 KB | |
| Schematic Diagram Metadata only | Schematics | PDF 36 KB | |
| Operation Description Metadata only | Operational Description | PDF 124.5 KB |
Application Information
| Application ID | BTaEmJPaIYDKj1Byle7zJQ== |
|---|---|
| Final Action Date | 2025-03-27 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0031047020 |
| Model | HE-090B |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | True Wireless Earbuds |
| Responsible Party | Yanfeng Zhang, Manager, engineer10@huiendz.com , 86-18123809176 |
| Test Firm | Lahm Peng, Shenzhen CCUT Quality Technology Co., Ltd., lahm@ccuttest.com  , 86-13798582307 |
| TCB Email | TEI@timcoengr.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 09/23/2025 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| 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 | Power listed is the maximum conducted output power. This device must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. Device meets SAR Exclusion for Portable use. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| BTaEmJPaIYDKj1Byle7zJQ== | 2025-03-27 | Original Equipment |
Equipment Authorization
| Frequency | Output |
|---|---|
| 2402-2480 MHz | 0.0015000 |
Grants
TCB Grant - Application BTaEmJPaIYDKj1Byle7zJQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 03/27/2025 Application Dated: 03/27/2025 |
| Dongguan Huien Electronic Technology Co., Ltd |
| Room 301, Building of 1, No. 429, |
| Changdong Road, Changping Town |
| Dongguan city, Guangdong Province, China |
| Attention: Yanfeng Zhang , 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: | 2A2BYHE-090B |
| Name of Grantee: | Dongguan Huien Electronic Technology Co., Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | True Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0015 |
| Power listed is the maximum conducted output power. This device must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. Device meets SAR Exclusion for Portable use. |