FCC ID 2AS3I-TWSWM
TWS Earphones with Charging Case
by Shenzhen Sowak Electronic Co., Ltd.
Grantee Code: 2AS3I Product Code: TWSWM
Latest application date: 2025-09-01
FCC ID Device Details
| FCC ID | 2AS3I-TWSWM |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AS3I |
| Product Code | TWSWM |
| Applicant Business | Shenzhen Sowak Electronic Co., Ltd. 🇨🇳 |
| Related Domains |  sowak-hk.com |
| Equipment Class | TWS Earphones with Charging Case |
| Test Firm | EMTEK (Shenzhen) Co., Ltd. |
Linked Records
Barcode records decoded from published FCC label exhibits or linked by an explicit FCC ID reference on a product page.
| UPC / GTIN | Linked product |
|---|---|
| 681066173299 UPC-A · GTIN-14 00681066173299 | TWS Earphones with Charging Case Brand: Shenzhen Sowak Electronic Co., Ltd. · Model: TWSWM Source: FCC label |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-09-01 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| user manual | Users Manual | 2025-09-01 | PDF 1.6 MB |
| internal photos | Internal Photos | 2025-09-01 | PDF 1.6 MB |
| external photos | External Photos | 2025-09-01 | PDF 1.4 MB |
| label | ID Label/Location Info | 2025-09-01 | PDF 664.4 KB |
| test setup photos | Test Setup Photos | 2025-09-01 | PDF 821.4 KB |
| antenna specification | Test Report | 2025-09-01 | PDF 947.8 KB |
| test report part1 | Test Report | 2025-09-01 | PDF 5.7 MB |
| test report part2 | Test Report | 2025-09-01 | PDF 5.5 MB |
| Attestation Section 2.911(d)(5)(i)&(ii) | Attestation Statements | 2025-09-01 | PDF 144.1 KB |
| SDOC letter | Attestation Statements | 2025-09-01 | PDF 154.9 KB |
| US Agent letter | Attestation Statements | 2025-09-01 | PDF 155.3 KB |
| POA letter | Cover Letter(s) | 2025-09-01 | PDF 102.1 KB |
| confidentiality letter | Cover Letter(s) | 2025-09-01 | PDF 107.3 KB |
| family model declaration letter | Cover Letter(s) | 2025-09-01 | PDF 144.5 KB |
| RF exposure report | RF Exposure Info | 2025-09-01 | PDF 379 KB |
| Block Diagram Metadata only | Block Diagram | PDF 390.9 KB | |
| Schematics Metadata only | Schematics | PDF 272.1 KB | |
| Operational Description Metadata only | Operational Description | PDF 80.6 KB |
Application Information
| Application ID | dRALPgUcnlrBbu85dzxlIQ== |
|---|---|
| Final Action Date | 2025-09-01 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0028404507 |
| Model | TWSWM |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | TWS Earphones with Charging Case |
| Responsible Party | Yi Zhang, General Manager, sowak@sowak-hk.com , +86-15875499788 |
| Test Firm | Lisa Wang, EMTEK (Shenzhen) Co., Ltd., wangli@emtek.com.cn  , 8675526954280 |
| TCB Email | TEI@timcoengr.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| 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 the maximum conducted output power. This device must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. Device meets SAR Exemption at 5mm for Portable use. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| dRALPgUcnlrBbu85dzxlIQ== | 2025-09-01 | Original Equipment |
Equipment Authorization
| Frequency | Output |
|---|---|
| 2402-2480 MHz | 0.0001040 |
Grants
TCB Grant - Application dRALPgUcnlrBbu85dzxlIQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 09/01/2025 Application Dated: 09/01/2025 |
| Shenzhen Sowak Electronic Co., Ltd. |
| No.88, Jinkang Road, Jinsha Community, |
| Kengzi Street, Pingshan, |
| Shenzhen, 518122 China |
| Attention: Yi Zhang , General Manager |
| 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: | 2AS3I-TWSWM |
| Name of Grantee: | Shenzhen Sowak Electronic Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | TWS Earphones with Charging Case |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.000104 |
| Output Power listed is the maximum conducted output power. This device must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. Device meets SAR Exemption at 5mm for Portable use. |