FCC ID 2AMBA-S83
TWS Earbuds
by Dongguan Pinmi Electronic Technology Co., Ltd.
Grantee Code: 2AMBA Product Code: S83
Latest application date: 2025-12-05
FCC ID Device Details
| FCC ID | 2AMBA-S83 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AMBA |
| Product Code | S83 |
| Applicant Business | Dongguan Pinmi Electronic Technology Co., Ltd. 🇨🇳 |
| Equipment Class | TWS Earbuds |
| Test Firm | Shenzhen CTB Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-12-05 |
| 2402-2480 MHz | Original Equipment | 2025-12-05 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual | Users Manual | 2026-06-03 | PDF 2.6 MB |
| Internal Photos | Internal Photos | 2026-06-03 | PDF 1.4 MB |
| External Photos | External Photos | 2025-12-05 | PDF 856.4 KB |
| ID Label/Location Info | ID Label/Location Info | 2025-12-05 | PDF 186.4 KB |
| Test Setup Photos | Test Setup Photos | 2025-12-05 | PDF 226.5 KB |
| ANT Test Report | Test Report | 2025-12-05 | PDF 942.7 KB |
| Test Report Metadata only | Test Report | 2025-12-05 | PDF 4.2 MB |
| Test Report Metadata only | Test Report | 2025-12-05 | PDF 3.3 MB |
| Test Report REV1 | Test Report | 2025-12-05 | PDF 2.9 MB |
| Test Report REV1 | Test Report | 2025-12-05 | PDF 4.9 MB |
| Attestation Statements | Attestation Statements | 2025-12-05 | PDF 74.2 KB |
| US agent | Attestation Statements | 2025-12-05 | PDF 319.6 KB |
| Agent Authorization | Cover Letter(s) | 2025-12-05 | PDF 27.5 KB |
| Long & short term Confidentiality Letter | Cover Letter(s) | 2025-12-05 | PDF 140.5 KB |
| Model Difference | Cover Letter(s) | 2025-12-05 | PDF 184.1 KB |
| RF Exposure Info | RF Exposure Info | 2025-12-05 | PDF 74.9 KB |
| Block Diagram Metadata only | Block Diagram | PDF 46.2 KB | |
| Schematics Metadata only | Schematics | PDF 145.9 KB | |
| Operational Description Metadata only | Operational Description | PDF 149.7 KB |
Application Information
| Application ID | rDWOVzHMvYhdq2zRbwPCUg== |
|---|---|
| Final Action Date | 2025-12-05 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0033640764 |
| Model | S83 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | TWS Earbuds |
| Responsible Party | Tang feitao, 2881693151@qq.com  , +86-769-81068280 |
| Technical Contact | Tang feitao, Dongguan Pinmi Electronic Technology Co., Ltd., 2881693151@qq.com , 13538214502 |
| Test Firm | Rita Xiao, Shenzhen CTB Testing Technology Co., Ltd., simon@ctb-lab.com  , 86-13538218145 |
| TCB Email | tcb@metlabs.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 | 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 |
|---|---|---|
| rDWOVzHMvYhdq2zRbwPCUg== | 2025-12-05 | Original Equipment |
| GNB5IzKX1TR8Xyb3r1VKLw== | 2025-12-05 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application rDWOVzHMvYhdq2zRbwPCUg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 12/05/2025 Application Dated: 12/05/2025 |
| Dongguan Pinmi Electronic Technology Co., Ltd. |
| Room 201, No. 158, Shatong Road, Dalang Town, |
| Dongguan, Guangdong |
| Dongguan City, 523000 China |
| Attention: Tang feitao , |
| 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: | 2AMBA-S83 |
| Name of Grantee: | Dongguan Pinmi Electronic Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | TWS Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00093 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application GNB5IzKX1TR8Xyb3r1VKLw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 12/05/2025 Application Dated: 12/05/2025 |
| Dongguan Pinmi Electronic Technology Co., Ltd. |
| Room 201, No. 158, Shatong Road, Dalang Town, |
| Dongguan, Guangdong |
| Dongguan City, 523000 China |
| Attention: Tang feitao , |
| 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: | 2AMBA-S83 |
| Name of Grantee: | Dongguan Pinmi Electronic Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | TWS Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00113 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |