FCC ID 2BFRU-C82
Smart watch
by Shenzhen ZhiHuiJu Technology Co.,Ltd
Grantee Code: 2BFRU Product Code: C82
Latest application date: 2025-08-07
FCC ID Device Details
| FCC ID | 2BFRU-C82 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BFRU |
| Product Code | C82 |
| Applicant Business | Shenzhen ZhiHuiJu Technology Co.,Ltd 🇨🇳 |
| Related Domains |  trusang.com |
| Equipment Class | Smart watch |
| Test Firm | Shenzhen CCUT Quality Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Class II permissive change or modification of presently authorized equipment | 2025-08-07 |
| 2402-2480 MHz | Original Equipment | 2024-08-29 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| user manual | Users Manual | 2025-08-07 | PDF 5.8 MB |
| User Manual | Users Manual | 2025-02-23 | PDF 4.1 MB |
| Internal Photos | Internal Photos | 2025-08-07 | PDF 1.3 MB |
| Internal Photos | Internal Photos | 2025-02-23 | PDF 792.4 KB |
| External Photos | External Photos | 2025-08-07 | PDF 1.2 MB |
| External Photos | External Photos | 2024-08-29 | PDF 844.2 KB |
| Model Difference | External Photos | 2024-08-29 | PDF 18.7 KB |
| label and location | ID Label/Location Info | 2025-08-07 | PDF 379.8 KB |
| Label Information | ID Label/Location Info | 2024-08-29 | PDF 198.8 KB |
| Test Setup photos | Test Setup Photos | 2025-08-07 | PDF 404.4 KB |
| Test Setup Photos | Test Setup Photos | 2025-02-23 | PDF 267.8 KB |
| Test Report | Test Report | 2025-08-07 | PDF 1.1 MB |
| Test Report | Test Report | 2024-08-29 | PDF 2 MB |
| Attstn Stmt part 2.911(d)(5)(i)(ii) | Attestation Statements | 2025-08-07 | PDF 428.8 KB |
| U.S. Agent Letter of Attestation | Attestation Statements | 2025-08-07 | PDF 256 KB |
| Attestation of Cover List | Attestation Statements | 2024-08-29 | PDF 61.9 KB |
| U.S. Agent Letter of Attestation | Attestation Statements | 2024-08-29 | PDF 72.5 KB |
| Agent Authorization Letter Template | Cover Letter(s) | 2025-08-07 | PDF 76.4 KB |
| Class II PC request letter | Cover Letter(s) | 2025-08-07 | PDF 119 KB |
| Model Difference Statement | Cover Letter(s) | 2025-08-07 | PDF 10.7 KB |
| Short & Long Term Confidentiality Request | Cover Letter(s) | 2025-08-07 | PDF 113.1 KB |
| Agent Authorization Letter Template | Cover Letter(s) | 2024-08-29 | PDF 22.6 KB |
| Antenna Report | Cover Letter(s) | 2024-08-29 | PDF 205 KB |
| FCC Short & Long Term Confidentiality Request | Cover Letter(s) | 2024-08-29 | PDF 24 KB |
| RF exposure report | RF Exposure Info | 2025-08-07 | PDF 298.7 KB |
| RF Exposure | RF Exposure Info | 2024-08-29 | PDF 159.1 KB |
| Block Diagram | Block Diagram | PDF 556.2 KB | |
| SCH Metadata only | Schematics | PDF 145.4 KB | |
| Schematics | Schematics | PDF 106.5 KB | |
| Operational Description | Operational Description | PDF 483.2 KB |
Application Information
| Application ID | pMppRDLdkL/TY9jKITGMuw== |
|---|---|
| Final Action Date | 2025-08-07 |
| Application Purpose | Class II permissive change or modification of presently authorized equipment |
| Applicant FRN | 0035258680 |
| Model | C82 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Smart watch |
| Responsible Party | Xiaoqing Cai, james@trusang.com , +86 13392880316 |
| Technical Contact | Shenzhen ZhiHuiJu Technology Co.,Ltd, james@trusang.com |
| Test Firm | Lahm Peng, Shenzhen CCUT Quality Technology Co., Ltd., lahm@ccuttest.com  , 86-13798582307 |
| TCB Email | anezam@qai.org  |
| 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 | Does not apply |
| Composite Device | No |
| 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 | C2PC. Changed the supplier of the capacitor C37 of on the substrate. Power listed is the maximum conducted output power. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| pMppRDLdkL/TY9jKITGMuw== | 2025-08-07 | Class II permissive change or modification of presently authorized equipment |
| 1/UDgoYoi0y9y7zkBucjrw== | 2024-08-29 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0007000 | 15C |
| 2402-2480 MHz | 0.0007000 |
Grants
TCB Grant - Application pMppRDLdkL/TY9jKITGMuw==
| 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: 08/07/2025 Application Dated: 08/07/2025 |
| Shenzhen ZhiHuiJu Technology Co.,Ltd |
| Room A315, Block A, Huafeng International Robot |
| Industrial Park, Gushu Xixiang, Baoan District |
| Shenzhen, China |
| Attention: Xiaoqing Cai , |
| 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: | 2BFRU-C82 |
| Name of Grantee: | Shenzhen ZhiHuiJu Technology Co.,Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Smart watch |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0007 |
| C2PC. Changed the supplier of the capacitor C37 of on the substrate. Power listed is the maximum conducted output power. |
TCB Grant - Application 1/UDgoYoi0y9y7zkBucjrw==
| 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: 08/29/2024 Application Dated: 08/27/2024 |
| Shenzhen ZhiHuiJu Technology Co.,Ltd |
| Room A315, Block A, Huafeng International Robot |
| Industrial Park, Gushu Xixiang, Baoan District |
| Shenzhen, China |
| Attention: Xiaoqing Cai |
| 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: | 2BFRU-C82 |
| Name of Grantee: | Shenzhen ZhiHuiJu Technology Co.,Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Smart Watch |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0007 |
| Power listed is the maximum conducted output power. |
EAS Grant - Application 1/UDgoYoi0y9y7zkBucjrw==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Shenzhen ZhiHuiJu Technology Co.,Ltd Room A315, Block A, Huafeng International Robot Industrial Park, Gushu Xixiang, Baoan District Shenzhen, China |
Date of Grant: 08/29/2024 Application Dated: 08/27/2024 |
| Attention: Xiaoqing Cai |
| 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: | 2BFRU-C82 |
| Name of Grantee: | Shenzhen ZhiHuiJu Technology Co.,Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Smart Watch |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0007 |
| Power listed is the maximum conducted output power. |
| Mail To: |