FCC ID 2BWUE-E02
Smart Music Sleep Mask
by Dongguan Fufei Kangjian Technology Co., Ltd.
Grantee Code: 2BWUE Product Code: E02
Latest application date: 2026-08-12
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-08-12 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Label and Information | ID Label/Location Info | 2026-08-12 | PDF 108.4 KB |
| Antenna Report | Test Report | 2026-08-12 | PDF 1.1 MB |
| Test Report | Test Report | 2026-08-12 | PDF 1.2 MB |
| Test Report | Test Report | 2026-08-12 | PDF 4.5 MB |
| Attestation Statements of US Agent for Service of Process, 2.911(d)(7) | Attestation Statements | 2026-08-12 | PDF 180.8 KB |
| Attestation of Covered Equipment, 2.911(d)(5)(i)(ii) | Attestation Statements | 2026-08-12 | PDF 80.1 KB |
| Agent Authorization Letter Template | Cover Letter(s) | 2026-08-12 | PDF 73.1 KB |
| Model Difference | Cover Letter(s) | 2026-08-12 | PDF 62.9 KB |
| Short & Long Term Confidentiality Request | Cover Letter(s) | 2026-08-12 | PDF 44.4 KB |
| RF Exposure Report | RF Exposure Info | 2026-08-12 | PDF 164.5 KB |
| User Manual Metadata only | Users Manual | 2027-02-08 | PDF 3.2 MB |
| Internal Photos Metadata only | Internal Photos | 2027-02-08 | PDF 1 MB |
| External Photos Metadata only | External Photos | 2027-02-08 | PDF 1,010.1 KB |
| Test Setup Photos Metadata only | Test Setup Photos | 2027-02-08 | PDF 410.3 KB |
| BLOCK Metadata only | Block Diagram | PDF 238.4 KB | |
| SCH Metadata only | Schematics | PDF 407.2 KB | |
| Operational Description Metadata only | Operational Description | PDF 64.2 KB |
Application Information
| Application ID | G9HemUAwUSll9l1a4U2s/g== |
|---|---|
| Final Action Date | 2026-08-12 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038602926 |
| Model | E02 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Smart Music Sleep Mask |
| Responsible Party | Wang sheng, 546692225@qq.com  , 13316896857 |
| Technical Contact | Dongguan Fufei Kangjian Technology Co., Ltd., 546692225@qq.com |
| Non-Technical Contact | Thompson Lim, CELLT INC., Thompson@cellt.top  |
| Test Firm | Henry Wang, Shenzhen NTT Testing Technology Co., Ltd., Quality@ntt-testing.com  , +86 134 1824 6061 |
| TCB Email | anezam@qai.org  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| 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 |
|---|---|---|
| G9HemUAwUSll9l1a4U2s/g== | 2026-08-12 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.00043 | 15C |
Grants
TCB Grant - Application G9HemUAwUSll9l1a4U2s/g==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
QAI LABORATORIES LTD 3980 North Fraser Way Burnaby, BC, V5J5K5 Canada |
Date of Grant: 08/12/2026 Application Dated: 08/12/2026 |
| Dongguan Fufei Kangjian Technology Co., Ltd. |
| Room 202,Building 13,No.195 Zhen'an |
| Middle Road,Changan Town, |
| Dongguan City,Guangdong Province,, China |
| Attention: Wang sheng , 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: | 2BWUE-E02 |
| Name of Grantee: | Dongguan Fufei Kangjian Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Smart Music Sleep Marsk |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.00043 |
| Power listed is the maximum conducted output power. |