FCC ID 2AO82-T90PRO
Wireless Audio Transmitter
by Shenzhen Changyin Electronic Co., Ltd
Grantee Code: 2AO82 Product Code: T90PRO
Latest application date: 2025-12-22
FCC ID Device Details
| FCC ID | 2AO82-T90PRO |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AO82 |
| Product Code | T90PRO |
| Applicant Business | Shenzhen Changyin Electronic Co., Ltd 🇨🇳 |
| Related Domains |  szwirelessheadphones.com  fccusagent.com |
| Equipment Class | Wireless Audio Transmitter |
| Test Firm | Shenzhen NTEK Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 908.7-926.3 MHz | Original Equipment | 2025-12-22 |
| 2402-2480 MHz | Original Equipment | 2025-12-22 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| UserManual | Users Manual | 2026-06-20 | PDF 362.1 KB |
| INT PHOTO | Internal Photos | 2026-06-20 | PDF 581.3 KB |
| EXT PHOTO | External Photos | 2026-06-20 | PDF 562.4 KB |
| Label and its Location | ID Label/Location Info | 2025-12-22 | PDF 87.2 KB |
| Test Setup photo---DXX | Test Setup Photos | 2026-06-20 | PDF 1.4 MB |
| TestSetupPhotos-DSS | Test Setup Photos | 2026-06-20 | PDF 1.4 MB |
| ANT | Test Report | 2025-12-22 | PDF 1.2 MB |
| ANT | Test Report | 2025-12-22 | PDF 1.3 MB |
| EDR | Test Report | 2025-12-22 | PDF 5.4 MB |
| EDR_1 Metadata only | Test Report | 2025-12-22 | PDF 5.4 MB |
| EDR_2 Metadata only | Test Report | 2025-12-22 | PDF 1.8 MB |
| FCC.249 | Test Report | 2025-12-22 | PDF 1 MB |
| 2.911_(d)(5)(i) Certification Equipment | Attestation Statements | 2025-12-22 | PDF 304.9 KB |
| 2.911_(d)(5)(i) Certification Equipment Type v1.2 Metadata only | Attestation Statements | 2025-12-22 | PDF 208.5 KB |
| 2.911_(d)(5)(ii) Certificiation Applicant v1.3 | Attestation Statements | 2025-12-22 | PDF 314.3 KB |
| FCC SDOC Attestation Letter | Cover Letter(s) | 2025-12-22 | PDF 147.2 KB |
| Part 2.911(d)(7)-US agent | Attestation Statements | 2025-12-22 | PDF 77 KB |
| SDOC Attestation Letter Metadata only | Cover Letter(s) | 2025-12-22 | PDF 139.1 KB |
| US Agent Metadata only | Attestation Statements | 2025-12-22 | PDF 358.1 KB |
| Agent Authorization | Cover Letter(s) | 2025-12-22 | PDF 239.7 KB |
| FCC Short & Long Term Confidentiality Request | Cover Letter(s) | 2025-12-22 | PDF 294.7 KB |
| Family models declaration letter | Cover Letter(s) | 2025-12-22 | PDF 89.5 KB |
| Responsibility Declaration Letter | Cover Letter(s) | 2025-12-22 | PDF 208.9 KB |
| MPE | RF Exposure Info | 2025-12-22 | PDF 295.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 323.4 KB | |
| SCH Metadata only | Schematics | PDF 160.9 KB | |
| OP Metadata only | Operational Description | PDF 144.2 KB |
Application Information
| Application ID | eTpjp9jjFuQt584JcAumLg== |
|---|---|
| Final Action Date | 2025-12-22 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0027337930 |
| Model | T90PRO |
| Frequency Range | 908.7-926.3 MHz |
| Equipment Class | DXX - Part 15 Low Power Communication Device Transmitter |
| Device Description | Wireless Audio Transmitter |
| Responsible Party | Kevin Xie, info@szwirelessheadphones.com , 86-755-29239449 |
| Technical Contact | Shenzhen Changyin Electronic Co., Ltd, info@szwirelessheadphones.com |
| Non-Technical Contact | Tim Payne, FCC US Agent, LLC, Support@FCCUSAgent.com , 708-571-3148 |
| Test Firm | Alex Li, Shenzhen NTEK Testing Technology Co., Ltd., certification@ntek.org.cn  , 8675561159384 |
| TCB Email | certification@micomlabs.com  |
| TCB Scope | A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices |
| Short-Term Confidentiality | Yes |
| 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 |
|---|---|---|
| eTpjp9jjFuQt584JcAumLg== | 2025-12-22 | Original Equipment |
| 4nmG/VeVTv1DTynGXO3C/w== | 2025-12-22 | Original Equipment |
Grants
TCB Grant - Application eTpjp9jjFuQt584JcAumLg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
MiCOM Labs 575 Boulder Court Pleasanton, CA 94566 |
Date of Grant: 12/22/2025 Application Dated: 12/22/2025 |
| 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-T90PRO |
| Name of Grantee: | Shenzhen Changyin Electronic Co., Ltd |
| Equipment Class: | Part 15 Low Power Communication Device Transmitter |
| Notes: | Wireless Audio Transmitter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 908.7 - 926.3 |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 4nmG/VeVTv1DTynGXO3C/w==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
MiCOM Labs 575 Boulder Court Pleasanton, CA 94566 |
Date of Grant: 12/22/2025 Application Dated: 12/22/2025 |
| 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-T90PRO |
| Name of Grantee: | Shenzhen Changyin Electronic Co., Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Wireless Audio Transmitter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00299 |
| Power listed is the maximum conducted output power. The antenna used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-Users must be provided with transmitter operation conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |