FCC ID 2AULH-BT20PRO
True Wireless Bluetooth Earphone Module
by Dongguan Zuodu Acoustics Technology Co., Ltd.
Grantee Code: 2AULH Product Code: BT20PRO
Latest application date: 2025-02-07
FCC ID Device Details
| FCC ID | 2AULH-BT20PRO |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AULH |
| Product Code | BT20PRO |
| Applicant Business | Dongguan Zuodu Acoustics Technology Co., Ltd. 🇨🇳 |
| Equipment Class | True Wireless Bluetooth Earphone Module |
| Test Firm | Shenzhen HUAK Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-02-07 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2025-08-07 | PDF 2.1 MB |
| Internal Photos | Internal Photos | 2025-08-07 | PDF 2.4 MB |
| External photos | External Photos | 2025-08-07 | PDF 3.5 MB |
| Label and label location | ID Label/Location Info | 2025-02-07 | PDF 448.9 KB |
| Test Setup Photos | Test Setup Photos | 2025-02-07 | PDF 718.3 KB |
| Antenna Specification | Test Report | 2025-02-07 | PDF 918.7 KB |
| FCC ID 15.247 Test Report EDR | Test Report | 2025-02-07 | PDF 5.5 MB |
| 2.911 (d)(5)(i) Certification Equipment Type v1.2 | Attestation Statements | 2025-02-07 | PDF 171.5 KB |
| 2.911 (d)(5)(ii) Certificiation Applicant v1.3 | Attestation Statements | 2025-02-07 | PDF 148 KB |
| 2.911 (d)(7) US Agent for Service of Process v1.4 | Attestation Statements | 2025-02-07 | PDF 763 KB |
| Agent Authorization Rev 1.0 | Cover Letter(s) | 2025-02-07 | PDF 93.4 KB |
| FCC Short & Long Term Confidentiality Request Rev4.1 | Cover Letter(s) | 2025-02-07 | PDF 113.9 KB |
| Model Difference Declaration | Cover Letter(s) | 2025-02-07 | PDF 86 KB |
| MPE | RF Exposure Info | 2025-02-07 | PDF 64.4 KB |
| Block diagram Metadata only | Block Diagram | PDF 55.7 KB | |
| SCH Metadata only | Schematics | PDF 228.5 KB | |
| OP Metadata only | Operational Description | PDF 81.8 KB |
Application Information
| Application ID | +sjC+dn0F6U+6K8b8qSt9Q== |
|---|---|
| Final Action Date | 2025-02-07 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0028815389 |
| Model | BT20PRO |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | True Wireless Bluetooth Earphone Module |
| Responsible Party | Xiao ming Jiang, 18944735392@163.com  , 15820891727 |
| Technical Contact | Dongguan Zuodu Acoustics Technology Co., Ltd., 18944735392@163.com |
| Test Firm | Jason Zhou, Shenzhen HUAK Testing Technology Co., Ltd., jason@cer-mark.com  , 86-755-23029901 |
| TCB Email | certification@micomlabs.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 08/07/2025 |
| 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 | Output power listed is conducted power. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| +sjC+dn0F6U+6K8b8qSt9Q== | 2025-02-07 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0014600 | 15C |
Grants
TCB Grant - Application +sjC+dn0F6U+6K8b8qSt9Q==
| 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: 02/07/2025 Application Dated: 02/07/2025 |
| Dongguan Zuodu Acoustics Technology Co., Ltd. |
| Room918, 9F Building 3, No.36 Taibao Road, |
| Wanke Binhai Metropolis, Humen Town, |
| Dongguan City, Guangdong Province, China |
| Attention: Xiao Jiang |
| 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: | 2AULH-BT20PRO |
| Name of Grantee: | Dongguan Zuodu Acoustics Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | True Wireless Bluetooth Earphone Module |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.00146 |
| Output power listed is conducted power. |
EAS Grant - Application +sjC+dn0F6U+6K8b8qSt9Q==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Dongguan Zuodu Acoustics Technology Co., Ltd. Room918, 9F Building 3, No.36 Taibao Road, Wanke Binhai Metropolis, Humen Town, Dongguan City, Guangdong Province, China |
Date of Grant: 02/07/2025 Application Dated: 02/07/2025 |
| Attention: Xiao Jiang |
| 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: | 2AULH-BT20PRO |
| Name of Grantee: | Dongguan Zuodu Acoustics Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | True Wireless Bluetooth Earphone Module |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.00146 |
| Output power listed is conducted power. |
| Mail To: |