FCC ID 2AKMBTW-EF3A
True Wireless Earbuds
by Kingstate Electronics(DongGuan)Co.,Ltd.
Grantee Code: 2AKMB Product Code: TWEF3A
Latest application date: 2023-08-09
FCC ID Device Details
| FCC ID | 2AKMBTW-EF3A |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AKMB |
| Product Code | TWEF3A |
| Applicant Business | Kingstate Electronics(DongGuan)Co.,Ltd. 🇨🇳 |
| Related Domains |  kingstate.com.tw  dgddt.com |
| Equipment Class | True Wireless Earbuds |
| Test Firm | Dongguan Dongdian Testing Service 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 |
|---|---|
| 027108962009 UPC-A · GTIN-14 00027108962009 | True Wireless Earbuds Brand: Kingstate Electronics(DongGuan)Co.,Ltd. · Model: TWEF3A Source: FCC label |
| 4957812695527 EAN-13 · GTIN-14 04957812695527 | True Wireless Earbuds Brand: Kingstate Electronics(DongGuan)Co.,Ltd. · Model: TWEF3A Source: FCC label |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2023-08-09 |
| 2402-2480 MHz | Original Equipment | 2023-08-09 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual-1 | Users Manual | 2024-02-05 | PDF 463.7 KB |
| User manual-2 | Users Manual | 2024-02-05 | PDF 1.9 MB |
| User manual-3 | Users Manual | 2024-02-05 | PDF 2.1 MB |
| Internal photos | Internal Photos | 2024-02-05 | PDF 3.2 MB |
| External photos | External Photos | 2024-02-05 | PDF 3.1 MB |
| ID label and location | ID Label/Location Info | 2023-08-09 | PDF 2.9 MB |
| Test setup photos | Test Setup Photos | 2024-02-05 | PDF 546.8 KB |
| Test setup photos-SAR | Test Setup Photos | 2024-02-05 | PDF 980.9 KB |
| Antenna specifications | Test Report | 2023-08-09 | PDF 1.4 MB |
| SAR Test Report | RF Exposure Info | 2023-08-09 | PDF 1.2 MB |
| Test reports-1 | Test Report | 2023-08-09 | PDF 5.4 MB |
| Test reports-1 | Test Report | 2023-08-09 | PDF 4.8 MB |
| Test reports-2 | Test Report | 2023-08-09 | PDF 4.9 MB |
| Test reports-2 | Test Report | 2023-08-09 | PDF 5.3 MB |
| Test reports-3 | Test Report | 2023-08-09 | PDF 1.5 MB |
| Test reports-3 | Test Report | 2023-08-09 | PDF 5.6 MB |
| Test reports-4 | Test Report | 2023-08-09 | PDF 3 MB |
| Attestation Statements | Attestation Statements | 2023-08-09 | PDF 155.9 KB |
| Family declaration | Attestation Statements | 2023-08-09 | PDF 84.1 KB |
| US Agent Letter | Attestation Statements | 2023-08-09 | PDF 478.7 KB |
| US Agent Letter | Attestation Statements | 2023-08-09 | PDF 616.7 KB |
| Agent letter | Cover Letter(s) | 2023-08-09 | PDF 616.7 KB |
| Confidentiality | Cover Letter(s) | 2023-08-09 | PDF 197.8 KB |
| Letter Authorization | Cover Letter(s) | 2023-08-09 | PDF 442.4 KB |
| SAR Calibration Report | RF Exposure Info | 2023-08-09 | PDF 1.3 MB |
| Block Diagram Metadata only | Block Diagram | PDF 212.5 KB | |
| Schematics Metadata only | Schematics | PDF 672.7 KB | |
| Operational Description Metadata only | Operational Description | PDF 23.1 KB | |
| Tune Up Procedurer Metadata only | Parts List/Tune Up Info | PDF 200.4 KB |
Application Information
| Application ID | ZmBgIkDIAFwklW/o2svqcw== |
|---|---|
| Final Action Date | 2023-08-09 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0026103820 |
| Model | TW-EF3A |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | True Wireless Earbuds |
| Responsible Party | Jason Guo, Engineer, josonguo@kingstate.com.tw , 86-769-89212688 |
| Agent | Damon Damon Damon, Dongguan Dongdian Testing Service Co., Ltd |
| Technical Contact | Damon Hu, Dongguan Dongdian Testing Service Co., Ltd, Damon_Hu@dgddt.com , 86-0769- 38826678 |
| Non-Technical Contact | Damon Hu, Dongguan Dongdian Testing Service Co., Ltd, Damon_Hu@dgddt.com , 86-0769- 38826678 |
| Test Firm | Mr. Jamy Yu, Dongguan Dongdian Testing Service Co., Ltd., jamy@dgddt.com , +86-0769-89201646 |
| TCB Email | elabscert@applus.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 02/05/2024 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| 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.The highest reported SAR for head exposure conditions is 0.62 W/kg.For in-ear operation, this device has been tested and meets FCC RF exposure guidelines when used at a minimum distance of 0mm from the head. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| ZmBgIkDIAFwklW/o2svqcw== | 2023-08-09 | Original Equipment |
| R7gWeuk6y8ibHS0xgJrzaQ== | 2023-08-09 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application ZmBgIkDIAFwklW/o2svqcw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
LGAI Technological Center S.A. (APPLUS) Ronda de la Font del Carme, s/n <BR>P.O. Box 08193, Barcelona, Spain |
Date of Grant: 08/09/2023 Application Dated: 08/09/2023 |
| Kingstate Electronics(DongGuan)Co.,Ltd. |
| Shi Chong Industrial Park, Shi Chong Avenue, |
| Xiang Xi Village, Shi Pai Town |
| Dongguan, China |
| Attention: Jason Guo , Engineer |
| 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: | 2AKMBTW-EF3A |
| Name of Grantee: | Kingstate Electronics(DongGuan)Co.,Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | True Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0104 |
| Output power listed is conducted.The highest reported SAR for head exposure conditions is 0.62 W/kg.For in-ear operation, this device has been tested and meets FCC RF exposure guidelines when used at a minimum distance of 0mm from the head. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
EAS Grant - Application ZmBgIkDIAFwklW/o2svqcw==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Kingstate Electronics(DongGuan)Co.,Ltd. Shi Chong Industrial Park, Shi Chong Avenue, Xiang Xi Village, Shi Pai Town Dongguan, China |
Date of Grant: 08/09/2023 Application Dated: 08/09/2023 |
| Attention: Jason Guo , Engineer |
| 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: | 2AKMBTW-EF3A |
| Name of Grantee: | Kingstate Electronics(DongGuan)Co.,Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | True Wireless Earbuds |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0104 |
| Output power listed is conducted.The highest reported SAR for head exposure conditions is 0.62 W/kg.For in-ear operation, this device has been tested and meets FCC RF exposure guidelines when used at a minimum distance of 0mm from the head. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| Mail To: | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
LGAI Technological Center S.A. (APPLUS) Ronda de la Font del Carme, s/n <BR>P.O. Box 08193, Barcelona, Spain |
Date of Grant: 08/09/2023 Application Dated: 08/09/2023 |
| Kingstate Electronics(DongGuan)Co.,Ltd. |
| Shi Chong Industrial Park, Shi Chong Avenue, |
| Xiang Xi Village, Shi Pai Town |
| Dongguan, China |
| Attention: Jason Guo , Engineer |
| 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: | 2AKMBTW-EF3A |
| Name of Grantee: | Kingstate Electronics(DongGuan)Co.,Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | True Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0105 |
| Output power listed is conducted.The highest reported SAR for head exposure conditions is 0.62 W/kg.For in-ear operation, this device has been tested and meets FCC RF exposure guidelines when used at a minimum distance of 0mm from the head. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
EAS Grant - Application R7gWeuk6y8ibHS0xgJrzaQ==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Kingstate Electronics(DongGuan)Co.,Ltd. Shi Chong Industrial Park, Shi Chong Avenue, Xiang Xi Village, Shi Pai Town Dongguan, China |
Date of Grant: 08/09/2023 Application Dated: 08/09/2023 |
| Attention: Jason Guo , Engineer |
| 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: | 2AKMBTW-EF3A |
| Name of Grantee: | Kingstate Electronics(DongGuan)Co.,Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | True Wireless Earbuds |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0105 |
| Output power listed is conducted.The highest reported SAR for head exposure conditions is 0.62 W/kg.For in-ear operation, this device has been tested and meets FCC RF exposure guidelines when used at a minimum distance of 0mm from the head. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| Mail To: |