FCC ID 2BV3K-CHMU-S1
CHMU S1 Smart Glasses
by CHENGMU TECHNOLOGY (ZHUHAI) CO., LTD.
Grantee Code: 2BV3K Product Code: CHMUS1
Latest application date: 2026-05-20
FCC ID Device Details
| FCC ID | 2BV3K-CHMU-S1 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BV3K |
| Product Code | CHMUS1 |
| Applicant Business | CHENGMU TECHNOLOGY (ZHUHAI) CO., LTD. 🇨🇳 |
| Related Domains |  syncsmart.cn  lobos-lowa.com |
| Equipment Class | CHMU S1 Smart Glasses |
| Test Firm | Shenzhen Bangce Testing Technology Co. , Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-05-20 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-05-20 | PDF 5.3 MB |
| Internal Photographs | Internal Photos | 2026-05-20 | PDF 1 MB |
| External Photographs | External Photos | 2026-05-20 | PDF 611.7 KB |
| Label&Label location | ID Label/Location Info | 2026-05-20 | PDF 532.2 KB |
| Test Setup | Test Setup Photos | 2026-05-20 | PDF 434.1 KB |
| Antenna Data Sheet | Test Report | 2026-05-20 | PDF 563.3 KB |
| CISRR26050803401_FCC Part 15.247 Report REV1.0 | Test Report | 2026-05-20 | PDF 4.2 MB |
| CISRR26050803401_FCC Part 15.247 Report_1-63 | Test Report | 2026-05-20 | PDF 5.8 MB |
| CISRR26050803401_FCC Part 15.247 Report_64-80 | Test Report | 2026-05-20 | PDF 5.1 MB |
| USA-CoveredEquipmentLetter-Combined | Attestation Statements | 2026-05-20 | PDF 275.1 KB |
| USA-Local Rep Letter-CHMU-S1 | Attestation Statements | 2026-05-20 | PDF 254.2 KB |
| USA-Confidentiality Request Letter | Cover Letter(s) | 2026-05-20 | PDF 232.8 KB |
| CISRR26050803402_RF Exposure Evaluation FCC Part2.1093 | RF Exposure Info | 2026-05-20 | PDF 201.9 KB |
| Block Diagram Metadata only | Block Diagram | PDF 52.3 KB | |
| Schematic Metadata only | Schematics | PDF 63.5 KB | |
| Operation Description Metadata only | Operational Description | PDF 82.9 KB | |
| USA-DueDigilenceLetter Metadata only | Operational Description | PDF 109.9 KB |
Application Information
| Application ID | HBIIdOG8ZuE18MBv+hmmuA== |
|---|---|
| Final Action Date | 2026-05-20 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038409264 |
| Model | CHMU-S1 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | CHMU S1 Smart Glasses |
| Responsible Party | Lingling Luo, contact@syncsmart.cn , +8613809807272 |
| Technical Contact | Hans Hu, Shenzhen Bangce Testing Technology Co., Ltd., huzhiqiang@cis-cn.net  , 15818730309 |
| Non-Technical Contact | Harley Li, LOBOS IOWA INC, info@lobos-lowa.com , +1 8188180538 |
| Test Firm | Hans Hu, Shenzhen Bangce Testing Technology Co. , Ltd., huzhiqiang@cis-cn.net , +86 0158 1873 0309 |
| TCB Email | o.kneip@kl-certification.de  |
| 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 | 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 |
|---|---|---|
| HBIIdOG8ZuE18MBv+hmmuA== | 2026-05-20 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.00193 | 15C |
Grants
TCB Grant - Application HBIIdOG8ZuE18MBv+hmmuA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
KL-Certification GmbH Heinrich-Hertz-Allee 7 St. Ingbert, 66386 Germany |
Date of Grant: 05/20/2026 Application Dated: 05/20/2026 |
| CHENGMU TECHNOLOGY (ZHUHAI) CO., LTD. |
| Room 2007,2nd Floor,No.140 Tongxin Middle Road, |
| Baijiao Town, Doumen District, |
| Zhuhai City, Centralized Office Area, China |
| Attention: Lingling Luo , COO |
| 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: | 2BV3K-CHMU-S1 |
| Name of Grantee: | CHENGMU TECHNOLOGY (ZHUHAI) CO., LTD. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | CHMU S1 Smart Glasses |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.00193 |
| Power listed is maximum peak conducted output power. This filing meets the SAR threshold exclusion set forth in KDB 447498 and therefore can be used in mobile/portable configurations. The antenna used for this transmitter must not transmit simultaneously with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures. Users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. |