FCC ID 2BX78-D6B410
HONOR CHOICE Headphones Max
by Shenzhen Chaoduoxi Technology Co., Ltd.
Grantee Code: 2BX78 Product Code: D6B410
Latest application date: 2026-10-16
FCC ID Device Details
| FCC ID | 2BX78-D6B410 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BX78 |
| Product Code | D6B410 |
| Applicant Business | Shenzhen Chaoduoxi Technology Co., Ltd. 🇨🇳 |
| Related Domains |  chaoduoxi.com |
| Equipment Class | HONOR CHOICE Headphones Max |
| Test Firm | Guangzhou LCS Compliance Testing Laboratory Ltd |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-10-16 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Label and label location | ID Label/Location Info | 2026-10-16 | PDF 117.9 KB |
| Antenna information | Test Report | 2026-10-16 | PDF 1.2 MB |
| Appendix B test data BT LE | Test Report | 2026-10-16 | PDF 5.1 MB |
| Test Report BT LE | Test Report | 2026-10-16 | PDF 891.9 KB |
| Agent attestation letter | Attestation Statements | 2026-10-16 | PDF 356.4 KB |
| Covered equipment letter | Attestation Statements | 2026-10-16 | PDF 95.8 KB |
| Due digilence letter | Attestation Statements | 2026-10-16 | PDF 242.9 KB |
| Confidentiality request letter | Cover Letter(s) | 2026-10-16 | PDF 96.2 KB |
| Confidentiality shortterm request letter | Cover Letter(s) | 2026-10-16 | PDF 123.1 KB |
| RF exposure evaluation | RF Exposure Info | 2026-10-16 | PDF 179.8 KB |
| User manual Metadata only | Users Manual | 2027-04-15 | PDF 2 MB |
| Internal photos Metadata only | Internal Photos | 2027-04-15 | PDF 4.3 MB |
| External photos Metadata only | External Photos | 2027-04-15 | PDF 1.4 MB |
| Test setup photos Metadata only | Test Setup Photos | 2027-04-15 | PDF 584.7 KB |
| Block diagram Metadata only | Block Diagram | PDF 691.7 KB | |
| Schematic Metadata only | Schematics | PDF 84.3 KB | |
| Operation description Metadata only | Operational Description | PDF 155.9 KB |
Application Information
| Application ID | fQJYZxm0Ni8oj+TiB8Dsyw== |
|---|---|
| Final Action Date | 2026-10-16 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038875803 |
| Model | D6B410 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | HONOR CHOICE Headphones Max |
| Responsible Party | Betty Zhou, Docy@chaoduoxi.com , 86 139 2293 8625 |
| 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 | 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 |
|---|---|---|
| fQJYZxm0Ni8oj+TiB8Dsyw== | 2026-10-16 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0074 | 15C |
Grants
TCB Grant - Application fQJYZxm0Ni8oj+TiB8Dsyw==
| 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: 10/16/2026 Application Dated: 10/16/2026 |
| Shenzhen Chaoduoxi Technology Co., Ltd. |
| Room 104, No. 16 Zhenglongnan, Genzhuyuan |
| Community, Matian Street,Guangming District, |
| Shenzhen, Guangdong Province,, 518107 China |
| Attention: Betty Zhou , |
| 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: | 2BX78-D6B410 |
| Name of Grantee: | Shenzhen Chaoduoxi Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | HONOR CHOICE Headphones Max |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0074 |
| Power listed is maximum peak conducted output power. This filing meets the SAR threshold exclusion set forth in KDB 447498 and therefore can be used in mobile/portable configurations. The antenna used for this transmitter must not transmit simultaneously with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures. |