FCC ID 2AO82-DA660
2.4G wireless TV headphone
by Shenzhen Changyin Electronic Co., Ltd
Grantee Code: 2AO82 Product Code: DA660
Latest application date: 2026-11-02
FCC ID Device Details
| FCC ID | 2AO82-DA660 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AO82 |
| Product Code | DA660 |
| Applicant Business | Shenzhen Changyin Electronic Co., Ltd 🇨🇳 |
| Related Domains |  szwirelessheadphones.com  hyunturlee-commerce.com |
| Equipment Class | 2.4G wireless TV headphone |
| Test Firm | Shenzhen DL Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-11-02 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| ID label and location | ID Label/Location Info | 2026-11-02 | PDF 108.8 KB |
| Antenna Specification | Test Report | 2026-11-02 | PDF 285.8 KB |
| Test report | Test Report | 2026-11-02 | PDF 1.7 MB |
| Test report DATA | Test Report | 2026-11-02 | PDF 4 MB |
| Attestation Statement | Attestation Statements | 2026-11-02 | PDF 404.3 KB |
| Kaspersky Statement | Attestation Statements | 2026-11-02 | PDF 644.3 KB |
| Product similarity Declaration | Attestation Statements | 2026-11-02 | PDF 166.2 KB |
| TCB_validation_US_agent_process | Attestation Statements | 2026-11-02 | PDF 1.5 MB |
| Us_Agent | Attestation Statements | 2026-11-02 | PDF 148.3 KB |
| Confidentiality | Cover Letter(s) | 2026-11-02 | PDF 513.9 KB |
| Letter Authorization | Cover Letter(s) | 2026-11-02 | PDF 136.5 KB |
| MPE | RF Exposure Info | 2026-11-02 | PDF 162.6 KB |
| User manual Metadata only | Users Manual | 2027-05-01 | PDF 582.8 KB |
| Internal photos Metadata only | Internal Photos | 2027-05-01 | PDF 835.2 KB |
| External photos Metadata only | External Photos | 2027-05-01 | PDF 646.9 KB |
| Test Setup photo Metadata only | Test Setup Photos | 2027-05-01 | PDF 484.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 48.2 KB | |
| Schematics Metadata only | Schematics | PDF 137.1 KB | |
| Operational Description Metadata only | Operational Description | PDF 119.3 KB | |
| BOM Metadata only | Parts List/Tune Up Info | PDF 133.2 KB |
Application Information
| Application ID | nmwtRclIEzUcfPrXo4mzlA== |
|---|---|
| Final Action Date | 2026-11-02 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0027337930 |
| Model | DA660 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | 2.4G wireless TV headphone |
| Responsible Party | Kevin Xie, info@szwirelessheadphones.com , 86-755-29239449 |
| Technical Contact | Jade Yang, Shenzhen DL Testing Technology Co., Ltd., Jade.yang@dl-cert.com  , 4006883552 |
| Non-Technical Contact | Jianfeng Gao, Herland International Trading Inc, jianfenggao@hyunturlee-commerce.com , 001-909-772-1888 |
| Test Firm | Jade Yang, Shenzhen DL Testing Technology Co., Ltd., Jade.yang@dl-cert.com , 400-688-3552 |
| TCB Email | elabscert@applus.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | No |
| 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 |
|---|---|---|
| nmwtRclIEzUcfPrXo4mzlA== | 2026-11-02 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0022 | 15C |
Grants
TCB Grant - Application nmwtRclIEzUcfPrXo4mzlA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
LGAI Technological Center S.A. (APPLUS) Ronda de la Font del Carme, s/n <BR>P.O. Box 08193, Barcelona, Spain |
Date of Grant: 11/02/2026 Application Dated: 11/02/2026 |
| Shenzhen Changyin Electronic Co., Ltd |
| 4/F, Bldg1, Guanfeng Industrial Park, |
| Jiuwei New Village, Xixiang, Bao'an District, |
| Shenzhen, 518126 China |
| Attention: Kevin Xie , |
| 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: | 2AO82-DA660 |
| Name of Grantee: | Shenzhen Changyin Electronic Co., Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | 2.4G wireless TV headphone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0022 |
| Output power listed is conducted. |