FCC ID 2BUH9-MS501
sleenova SoundMask
by MINGCHAO TECHNOLOGY CO., LIMITED
Grantee Code: 2BUH9 Product Code: MS501
Latest application date: 2026-02-02
FCC ID Device Details
| FCC ID | 2BUH9-MS501 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BUH9 |
| Product Code | MS501 |
| Applicant Business | MINGCHAO TECHNOLOGY CO., LIMITED |
| Related Domains |  mingchao.tech  clfimportexport.com |
| Equipment Class | sleenova SoundMask |
| Test Firm | Shenzhen CCUT Quality Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-02-02 |
| 2402-2480 MHz | Original Equipment | 2026-02-02 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| 13_MS501 Users Manual | Users Manual | 2026-02-02 | PDF 1.8 MB |
| 09_MS501 Internal Photos | Internal Photos | 2026-02-02 | PDF 642.9 KB |
| 08_MS501 External Photos | External Photos | 2026-02-02 | PDF 808 KB |
| 07_MS501 Label Sample and Location | ID Label/Location Info | 2026-02-02 | PDF 167.2 KB |
| 15_MS501 Test Setup Photos | Test Setup Photos | 2026-02-02 | PDF 347.6 KB |
| 14_MS501 Test Report DSS | Test Report | 2026-02-02 | PDF 2.9 MB |
| 14_MS501 Test Report DTS BLE | Test Report | 2026-02-02 | PDF 2.3 MB |
| 16_MS501 Antenna Specification | Test Report | 2026-02-02 | PDF 303 KB |
| 02_MS501 Covered Equipment Certification Attestation Letter | Attestation Statements | 2026-02-02 | PDF 108.7 KB |
| 03_MS501 U.S. Agent Designation Attestation Letter | Attestation Statements | 2026-02-02 | PDF 142.6 KB |
| 04_MS501 Authorization-Agent | Cover Letter(s) | 2026-02-02 | PDF 128.3 KB |
| 05_MS501 Authorization-CT | Cover Letter(s) | 2026-02-02 | PDF 109.9 KB |
| 06_MS501 Long-Confidential Request | Cover Letter(s) | 2026-02-02 | PDF 124.9 KB |
| 17_MS501 RF Exp Info | RF Exposure Info | 2026-02-02 | PDF 163.3 KB |
| 11_MS501 Block Diagram Metadata only | Block Diagram | PDF 125.3 KB | |
| 12_MS501 Schematics Metadata only | Schematics | PDF 205.3 KB | |
| 10_MS501 Operational Description Metadata only | Operational Description | PDF 159.7 KB |
Application Information
| Application ID | HVSlEGDU6byeNE6duyon8w== |
|---|---|
| Final Action Date | 2026-02-02 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0037895885 |
| Model | MS501 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | sleenova SoundMask |
| Responsible Party | Tanhai Xing, dylan.tan@mingchao.tech , 13751001423 |
| Non-Technical Contact | David Chen, CLF Import and Export Limited, david.chen@clfimportexport.com , +1 949 254 2565 |
| Test Firm | Lahm Peng, Shenzhen CCUT Quality Technology Co., Ltd., lahm@ccuttest.com  , 86-13798582307 |
| 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 |
|---|---|---|
| HVSlEGDU6byeNE6duyon8w== | 2026-02-02 | Original Equipment |
| BOdbT+DjtOUl/RbabBD3gw== | 2026-02-02 | Original Equipment |
Grants
TCB Grant - Application HVSlEGDU6byeNE6duyon8w==
| 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: 02/02/2026 Application Dated: 02/02/2026 |
| MINGCHAO TECHNOLOGY CO., LIMITED |
| UNIT 1516 FLAT D 13/F SUPERLUCK IND |
| CTR PHASE II NO.57 SHA TSUI RD |
| TSUEN WAN, Hong Kong |
| Attention: Tanhai Xing , |
| 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: | 2BUH9-MS501 |
| Name of Grantee: | MINGCHAO TECHNOLOGY CO., LIMITED |
| Equipment Class: | Digital Transmission System |
| Notes: | sleenova SoundMask |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0006 |
| Power listed is conducted. |
TCB Grant - Application BOdbT+DjtOUl/RbabBD3gw==
| 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: 02/02/2026 Application Dated: 02/02/2026 |
| MINGCHAO TECHNOLOGY CO., LIMITED |
| UNIT 1516 FLAT D 13/F SUPERLUCK IND |
| CTR PHASE II NO.57 SHA TSUI RD |
| TSUEN WAN, Hong Kong |
| Attention: Tanhai Xing , |
| 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: | 2BUH9-MS501 |
| Name of Grantee: | MINGCHAO TECHNOLOGY CO., LIMITED |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | sleenova SoundMask |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0011 |
| Power listed is conducted. |