FCC ID 2BHX3-B42
DGSD251
by Shenzhen Trolink Technology Co., Ltd
Grantee Code: 2BHX3 Product Code: B42
Latest application date: 2025-09-04
FCC ID Device Details
| FCC ID | 2BHX3-B42 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BHX3 |
| Product Code | B42 |
| Applicant Business | Shenzhen Trolink Technology Co., Ltd 🇨🇳 |
| Equipment Class | DGSD251 |
| Test Firm | Shenzhen DL Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Original Equipment | 2025-09-04 |
| 2402-2480 MHz | Original Equipment | 2025-09-04 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2025-09-04 | PDF 2.9 MB |
| Internal photos | Internal Photos | 2025-09-04 | PDF 1.2 MB |
| External photos | External Photos | 2025-09-04 | PDF 1.3 MB |
| ID label and location | ID Label/Location Info | 2025-09-04 | PDF 159.3 KB |
| Test Setup photo | Test Setup Photos | 2025-09-04 | PDF 308.9 KB |
| Antenna Specification | Test Report | 2025-09-04 | PDF 384.6 KB |
| Test report BLE | Test Report | 2025-09-04 | PDF 1 MB |
| Test report WIFI2.4G | Test Report | 2025-09-04 | PDF 5.2 MB |
| Attestation_Statement | Attestation Statements | 2025-09-04 | PDF 147.3 KB |
| Kaspersky Statement | Attestation Statements | 2025-09-04 | PDF 245 KB |
| Product similarity Declaration | Attestation Statements | 2025-09-04 | PDF 264.8 KB |
| TCB_validation_US_agent_process | Attestation Statements | 2025-09-04 | PDF 1.4 MB |
| US_Agent | Attestation Statements | 2025-09-04 | PDF 96.8 KB |
| Confidentiality | Cover Letter(s) | 2025-09-04 | PDF 152.4 KB |
| Letter Authorization | Cover Letter(s) | 2025-09-04 | PDF 96 KB |
| MPE | RF Exposure Info | 2025-09-04 | PDF 149.7 KB |
| Block Diagram Metadata only | Block Diagram | PDF 52.1 KB | |
| Schematics Metadata only | Schematics | PDF 462.4 KB | |
| Operational Description Metadata only | Operational Description | PDF 66.3 KB |
Application Information
| Application ID | Uf7wyrL7Vh3vvkrHNS6siw== |
|---|---|
| Final Action Date | 2025-09-04 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0035748573 |
| Model | B42 |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | DGSD251 |
| Responsible Party | Jack Bu, 986250419@qq.com  , 18906679427 |
| Technical Contact | Jade Yang, Shenzhen DL Testing Technology Co., Ltd, Jade.yang@dl-cert.com  , 400-688-3552 |
| Test Firm | Jade Yang, Shenzhen DL Testing Technology Co., Ltd., Jade.yang@dl-cert.com , 400-688-3552 |
| TCB Email | elabscert@applus.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 | 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 device contains 20MHz and 40MHz bandwidth. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| Uf7wyrL7Vh3vvkrHNS6siw== | 2025-09-04 | Original Equipment |
| Njetz5DYCuEL9eFnVDmKLw== | 2025-09-04 | Original Equipment |
Grants
TCB Grant - Application Uf7wyrL7Vh3vvkrHNS6siw==
| 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: 09/04/2025 Application Dated: 09/04/2025 |
| Shenzhen Trolink Technology Co., Ltd |
| Floor 4, 5, and 7, Building 5, Phase 2, Donghua |
| Intelligent Manufacturing Park, Sanwei Community, |
| Hangcheng Street, Bao'an District, Shenzhen, China |
| Attention: Jack Bu , |
| 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: | 2BHX3-B42 |
| Name of Grantee: | Shenzhen Trolink Technology Co., Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | DGSD251 |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2412.0 - 2462.0 | 0.00272 |
| Output power listed is conducted. The device contains 20MHz and 40MHz bandwidth. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application Njetz5DYCuEL9eFnVDmKLw==
| 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: 09/04/2025 Application Dated: 09/04/2025 |
| Shenzhen Trolink Technology Co., Ltd |
| Floor 4, 5, and 7, Building 5, Phase 2, Donghua |
| Intelligent Manufacturing Park, Sanwei Community, |
| Hangcheng Street, Bao'an District, Shenzhen, China |
| Attention: Jack Bu , |
| 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: | 2BHX3-B42 |
| Name of Grantee: | Shenzhen Trolink Technology Co., Ltd |
| Equipment Class: | Part 15 Low Power Communication Device Transmitter |
| Notes: | DGSD251 |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |