FCC ID 2A4MQ-RKM20
Mechanical Keyboard
by Jingheng Tengwei (Huizhou) Electronic Technology Co., Ltd.
Grantee Code: 2A4MQ Product Code: RKM20
Latest application date: 2026-01-25
FCC ID Device Details
| FCC ID | 2A4MQ-RKM20 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2A4MQ |
| Product Code | RKM20 |
| Applicant Business | Jingheng Tengwei (Huizhou) Electronic Technology Co., Ltd. 🇨🇳 |
| Related Domains |  rkgaming.com |
| Equipment Class | Mechanical Keyboard |
| Test Firm | EST Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-01-25 |
| 2404-2476 MHz | Original Equipment | 2026-01-25 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| UM | Users Manual | 2026-01-25 | PDF 2.2 MB |
| INT PHO | Internal Photos | 2026-01-25 | PDF 1.1 MB |
| EXT PHO | External Photos | 2026-01-25 | PDF 845 KB |
| LABEL | ID Label/Location Info | 2026-01-25 | PDF 164.4 KB |
| SETUP PHO | Test Setup Photos | 2026-01-25 | PDF 662.2 KB |
| ANT SPEC | Test Report | 2026-01-25 | PDF 604.7 KB |
| DTS TEST REPORT P1 | Test Report | 2026-01-25 | PDF 3.3 MB |
| DTS TEST REPORT P2 | Test Report | 2026-01-25 | PDF 1.8 MB |
| DXX TEST REPORT | Test Report | 2026-01-25 | PDF 2.5 MB |
| FCC Covered Equipment Certification Attestation Letter | Attestation Statements | 2026-01-25 | PDF 91.9 KB |
| FCC US AGENT LETTER | Attestation Statements | 2026-01-25 | PDF 82 KB |
| FCC AUTHORIZATION LETTER | Cover Letter(s) | 2026-01-25 | PDF 110.7 KB |
| FCC CONFIDENCE LETTER | Cover Letter(s) | 2026-01-25 | PDF 81.2 KB |
| FCC model differ letter | Cover Letter(s) | 2026-01-25 | PDF 101.4 KB |
| RF EXPO | RF Exposure Info | 2026-01-25 | PDF 221.6 KB |
| block diagram Metadata only | Block Diagram | PDF 124.3 KB | |
| schematics Metadata only | Schematics | PDF 338.8 KB | |
| operation description Metadata only | Operational Description | PDF 156.5 KB |
Application Information
| Application ID | xG2GwwldPaMkc9Y61mIJ1Q== |
|---|---|
| Final Action Date | 2026-01-25 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0031988330 |
| Model | RKM20 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Mechanical Keyboard |
| Responsible Party | Chuangling Zhang, chuang@rkgaming.com , 18576395720 |
| Test Firm | Iceman Hu, EST Technology Co., Ltd., iceman.hu@gdest.cn  , 86-0769-83081888 |
| TCB Email | tcbadmin@compliancetesting.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| 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 |
|---|---|---|
| xG2GwwldPaMkc9Y61mIJ1Q== | 2026-01-25 | Original Equipment |
| JctWwcVY34RGKQcv2PJnSA== | 2026-01-25 | Original Equipment |
Grants
TCB Grant - Application xG2GwwldPaMkc9Y61mIJ1Q==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Compliance Testing, LLC 1724 S. Nevada Way Mesa, AZ 85204 |
Date of Grant: 01/25/2026 Application Dated: 01/26/2026 |
| Jingheng Tengwei (Huizhou) Electronic Technology Co., Ltd. |
| No. 8 Minying 1 Road, Yuanzhou Town,Boluo County, |
| Huizhou City, Guangdong Province, China |
| Huizhou, China |
| Attention: Chuangling Zhang , 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: | 2A4MQ-RKM20 |
| Name of Grantee: | Jingheng Tengwei (Huizhou) Electronic Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Mechanical Keyboard |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.001374 |
| Power output listed is conducted. |
TCB Grant - Application JctWwcVY34RGKQcv2PJnSA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Compliance Testing, LLC 1724 S. Nevada Way Mesa, AZ 85204 |
Date of Grant: 01/25/2026 Application Dated: 01/26/2026 |
| Jingheng Tengwei (Huizhou) Electronic Technology Co., Ltd. |
| No. 8 Minying 1 Road, Yuanzhou Town,Boluo County, |
| Huizhou City, Guangdong Province, China |
| Huizhou, China |
| Attention: Chuangling Zhang , 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: | 2A4MQ-RKM20 |
| Name of Grantee: | Jingheng Tengwei (Huizhou) Electronic Technology Co., Ltd. |
| Equipment Class: | Part 15 Low Power Communication Device Transmitter |
| Notes: | Mechanical Keyboard |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2404.0 - 2476.0 |