FCC ID 2AC23-WL3U
WIFI+BT Module
by Hui Zhou Gaoshengda Technology Co.,LTD
Grantee Code: 2AC23 Product Code: WL3U
Latest application date: 2025-11-20
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Original Equipment | 2025-11-20 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-05-18 | PDF 226.6 KB |
| Internal Photos | Internal Photos | 2026-05-18 | PDF 423.4 KB |
| External Photos | External Photos | 2026-05-18 | PDF 567.3 KB |
| Product Label and Location | ID Label/Location Info | 2025-11-20 | PDF 81.1 KB |
| Test Setup Photos | Test Setup Photos | 2026-05-18 | PDF 493.5 KB |
| Antenna Gain Info | Test Report | 2025-11-20 | PDF 625.7 KB |
| Test Report | Test Report | 2025-11-20 | PDF 1 MB |
| Test Report_Appendix A_BLE | Test Report | 2025-11-20 | PDF 3.1 MB |
| Test Report_Appendix B_Wi-Fi 2.4G | Test Report | 2025-11-20 | PDF 3.1 MB |
| Attestation of US Agent | Attestation Statements | 2025-11-20 | PDF 209.1 KB |
| Not Covered Entity Applicant Attestation | Attestation Statements | 2025-11-20 | PDF 264.9 KB |
| Not Covered Equipment Attestation | Attestation Statements | 2025-11-20 | PDF 266.3 KB |
| Agency Letter | Cover Letter(s) | 2025-11-20 | PDF 599 KB |
| Confidentiality Letter | Cover Letter(s) | 2025-11-20 | PDF 718.6 KB |
| Cover Letter_Modular Approval Request Letter | Cover Letter(s) | 2025-11-20 | PDF 592.9 KB |
| RF Exposure Info | RF Exposure Info | 2025-11-20 | PDF 879.1 KB |
| Block Diagram Metadata only | Block Diagram | PDF 54.7 KB | |
| Schematics Metadata only | Schematics | PDF 93.3 KB | |
| Operational Description Metadata only | Operational Description | PDF 132.9 KB |
Application Information
| Application ID | XXpnsI7duglQpZkKIVmtzA== |
|---|---|
| Final Action Date | 2025-11-20 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0023889280 |
| Model | WL3U |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | WIFI+BT Module |
| Responsible Party | Hui Guan, weixz@gaosd.com  , +86-0752-2096698 |
| Technical Contact | Guan Hui, Hui Zhou Gaoshengda Technology Co.,LTD, weixz@gaosd.com , +86-0752-2096698 |
| Test Firm | Gina Yang, TUV Rheinland (Shenzhen) Co., Ltd., Gina.Yang@tuv.com  , 8675582681497 |
| TCB Email | tcb-hotline@tuv.com |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Single Modular Approval |
| Composite Device | No |
| 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 |
|---|---|---|
| XXpnsI7duglQpZkKIVmtzA== | 2025-11-20 | Original Equipment |
Grants
TCB Grant - Application XXpnsI7duglQpZkKIVmtzA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
TUV Rheinland of North America, Inc. 1279 Quarry Lane Suite A Pleasanton, CA 94566 |
Date of Grant: 11/20/2025 Application Dated: 11/20/2025 |
| Hui Zhou Gaoshengda Technology Co.,LTD |
| No.6 Qiaoguang Road, Chenjiang Street,Zhongkai |
| High-tech Zone, Huizhou City, Guangdong Province |
| Huizhou, Guangdong, 516227 China |
| Attention: Hui Guan , |
| 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: | 2AC23-WL3U |
| Name of Grantee: | Hui Zhou Gaoshengda Technology Co.,LTD |
| Equipment Class: | Digital Transmission System |
| Notes: | WIFI+BT Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2402.0 | 0.0095 | |||
| 15C | 2412.0 - 2462.0 | 0.3981 |
| Single Modular Approval. Output power listed is conducted. This grant is valid only when the module is sold to OEM integrators and must be installed by the OEM integrators. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. OEM integrators must be provided with transmitter operating conditions for satisfying RF exposure compliance. Only the antenna listed in this filing can be used. The Grantee is responsible for providing the documentation required for modular use. The responsibility for the use of this module, in all configurations utilized or contemplated, remains with the Grantee. The host integrator must follow the integration instructions provided by the module manufacturer and ensure that the composite system end product complies with the FCC requirements by a technical assessment or evaluation to the FCC rules and to KDB Publication 996369. |