FCC ID 2AC23-WKC21
WIFI Module
by Hui Zhou Gaoshengda Technology Co.,LTD
Grantee Code: 2AC23 Product Code: WKC21
Latest application date: 2025-08-07
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 5180-5240 MHz | Original Equipment | 2025-08-07 |
| 2412-2462 MHz | Original Equipment | 2025-08-07 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| user manual | Users Manual | 2025-08-07 | PDF 332.2 KB |
| Internal photo | Internal Photos | 2025-08-07 | PDF 518.7 KB |
| External photo | External Photos | 2025-08-07 | PDF 1 MB |
| label and label location | ID Label/Location Info | 2025-08-07 | PDF 265.4 KB |
| test setup photo | Test Setup Photos | 2025-08-07 | PDF 1,024 KB |
| Antenna Spec | Test Report | 2025-08-07 | PDF 1.1 MB |
| Test report-WiFi-3 | Test Report | 2025-08-07 | PDF 1.8 MB |
| test report-NII-1 | Test Report | 2025-08-07 | PDF 5 MB |
| test report-NII-2 | Test Report | 2025-08-07 | PDF 4.9 MB |
| test report-NII-3 | Test Report | 2025-08-07 | PDF 4.9 MB |
| test report-NII-4 | Test Report | 2025-08-07 | PDF 5 MB |
| test report-NII-5 | Test Report | 2025-08-07 | PDF 5 MB |
| test report-NII-6 | Test Report | 2025-08-07 | PDF 782.1 KB |
| test report-WiFi-1 | Test Report | 2025-08-07 | PDF 4.9 MB |
| test report-WiFi-2 | Test Report | 2025-08-07 | PDF 5 MB |
| FCC 2.911 attestation letter | Attestation Statements | 2025-08-07 | PDF 239.2 KB |
| agent from agent | Attestation Statements | 2025-08-07 | PDF 95 KB |
| agent from applicant | Attestation Statements | 2025-08-07 | PDF 241.2 KB |
| Auth letter | Cover Letter(s) | 2025-08-07 | PDF 306.2 KB |
| Client devices without radar detection | Cover Letter(s) | 2025-08-07 | PDF 192.6 KB |
| Confidentiality letter | Cover Letter(s) | 2025-08-07 | PDF 234.3 KB |
| Module letter | Cover Letter(s) | 2025-08-07 | PDF 504.2 KB |
| RF exposure | RF Exposure Info | 2025-08-07 | PDF 337.1 KB |
| Block Diagram Metadata only | Block Diagram | PDF 110.8 KB | |
| Schematic Metadata only | Schematics | PDF 122.4 KB | |
| Operational Description Metadata only | Operational Description | PDF 402.1 KB |
Application Information
| Application ID | ewJuv9S8YmAXcCH6KgYMWg== |
|---|---|
| Final Action Date | 2025-08-07 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0023889280 |
| Model | WKC21 |
| Frequency Range | 5180-5240 MHz |
| Equipment Class | NII - Unlicensed National Information Infrastructure TX |
| Device Description | WIFI Module |
| Responsible Party | Hui Guan, weixz@gaosd.com  , +86-0752-2096698 |
| Test Firm | Stephen Guo, UL Verification Services (Guangzhou) Co., Ltd., Stephen.guo@ul.com  , 86-0769-33817120 |
| TCB Email | LST.FRE.CertNotice@ul.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 | Single Modular Approval |
| 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 | Power output listed is conducted. Device operates with specific antennas in 2x2 MIMO,This device supports 20 MHz, 40 MHz and 80 MHz operations in the 5 GHz band. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter evaluation procedures as documented in this filling. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| ewJuv9S8YmAXcCH6KgYMWg== | 2025-08-07 | Original Equipment |
| 1NPNez1ecHpozrLt2+ZtWg== | 2025-08-07 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application ewJuv9S8YmAXcCH6KgYMWg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 |
Date of Grant: 08/07/2025 Application Dated: 08/07/2025 |
| 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-WKC21 |
| Name of Grantee: | Hui Zhou Gaoshengda Technology Co.,LTD |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | WIFI Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC MO | 15E | 5180.0 - 5240.0 | 0.056 | ||
| CC MO | 15E | 5260.0 - 5320.0 | 0.0573 | ||
| CC MO | 15E | 5500.0 - 5720.0 | 0.059 | ||
| CC MO | 15E | 5745.0 - 5825.0 | 0.0553 |
| Power output listed is conducted. Device operates with specific antennas in 2x2 MIMO,This device supports 20 MHz, 40 MHz and 80 MHz operations in the 5 GHz band. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter evaluation procedures as documented in this filling. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
TCB Grant - Application 1NPNez1ecHpozrLt2+ZtWg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 |
Date of Grant: 08/07/2025 Application Dated: 08/07/2025 |
| 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-WKC21 |
| Name of Grantee: | Hui Zhou Gaoshengda Technology Co.,LTD |
| Equipment Class: | Digital Transmission System |
| Notes: | WIFI Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC MO | 15C | 2412.0 - 2462.0 | 0.0647 |
| Output power listed is conducted. Device operates with specific antennas in 2x2 MIMO for 2.4G Wi-Fi, This device support 20 and 40 MHz bandwidth modes. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter evaluation procedures as documented in this filling. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |