FCC ID 2AHFT883
Smart Watch
by Shenzhen DO Intelligent Technology Co., Ltd.
Grantee Code: 2AHFT Product Code: 883
Latest application date: 2025-11-21
FCC ID Device Details
| FCC ID | 2AHFT883 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AHFT |
| Product Code | 883 |
| Applicant Business | Shenzhen DO Intelligent Technology Co., Ltd. 🇨🇳 |
| Related Domains |  youduoyun.com |
| Equipment Class | Smart Watch |
| Test Firm | Shenzhen Huaxia Testing Technology Co., Ltd |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-11-21 |
| 2402-2480 MHz | Original Equipment | 2025-11-21 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual | Users Manual | 2025-11-21 | PDF 5.9 MB |
| Internal Photos | Internal Photos | 2025-11-21 | PDF 2.5 MB |
| External Photos | External Photos | 2025-11-21 | PDF 4.3 MB |
| ID Label/Location Info | ID Label/Location Info | 2025-11-21 | PDF 561.1 KB |
| Test Setup Photos | Test Setup Photos | 2025-11-21 | PDF 2.6 MB |
| Test Setup Photos | Test Setup Photos | 2025-11-21 | PDF 1.5 MB |
| Test Setup Photos2 | Test Setup Photos | 2025-11-21 | PDF 2.6 MB |
| ANT Test Report | Test Report | 2025-11-21 | PDF 353.9 KB |
| Test Report | Test Report | 2025-11-21 | PDF 3.5 MB |
| Test Report | Test Report | 2025-11-21 | PDF 2.6 MB |
| Attestation Statements | Attestation Statements | 2025-11-21 | PDF 115.1 KB |
| US agent | Attestation Statements | 2025-11-21 | PDF 371.6 KB |
| Agent Authorization | Cover Letter(s) | 2025-11-21 | PDF 90.8 KB |
| Long term Confidentiality Letter | Cover Letter(s) | 2025-11-21 | PDF 90.9 KB |
| RF Exposure Info | RF Exposure Info | 2025-11-21 | PDF 5.2 MB |
| Block Diagram Metadata only | Block Diagram | PDF 178.9 KB | |
| Schematics Metadata only | Schematics | PDF 462.7 KB | |
| Operational Description Metadata only | Operational Description | PDF 83.4 KB |
Application Information
| Application ID | UMaghTXodqNmU2AS0WbfTA== |
|---|---|
| Final Action Date | 2025-11-21 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0025289893 |
| Model | 883 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Smart Watch |
| Responsible Party | Wu Dajun, wudj@youduoyun.com , 4006-123-55 |
| Technical Contact | Wu Dajun, Shenzhen DOIntelligentTechnology Co., Ltd, wudj@idoosmart.com  , 400612355 |
| Test Firm | Jack Ai, Shenzhen Huaxia Testing Technology Co., Ltd, szcqa@cqa-cert.com  , +8613902988375 |
| TCB Email | tcb@metlabs.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 |
|---|---|---|
| UMaghTXodqNmU2AS0WbfTA== | 2025-11-21 | Original Equipment |
| HFcQYaRfjT3MnE590riU9A== | 2025-11-21 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application UMaghTXodqNmU2AS0WbfTA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 11/21/2025 Application Dated: 11/21/2025 |
| Shenzhen DO Intelligent Technology Co., Ltd. |
| 11th Floor, 3# Building, Guole Tech Park, |
| Lirong Road, Dalang, Longhua District, |
| Shenzhen, China |
| Attention: Wu Dajun , |
| 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: | 2AHFT883 |
| Name of Grantee: | Shenzhen DO Intelligent 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 |
| CC | 15C | 2402.0 - 2480.0 | 0.0064 |
| Output Power listed is conducted. Highest reported SAR for Head (front of face 5mm) and extremity (wrist-worn 10g SAR) are 0.01W/kg, 0.02W/kg respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application HFcQYaRfjT3MnE590riU9A==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 11/21/2025 Application Dated: 11/21/2025 |
| Shenzhen DO Intelligent Technology Co., Ltd. |
| 11th Floor, 3# Building, Guole Tech Park, |
| Lirong Road, Dalang, Longhua District, |
| Shenzhen, China |
| Attention: Wu Dajun , |
| 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: | 2AHFT883 |
| Name of Grantee: | Shenzhen DO Intelligent Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Smart Watch |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0131 |
| Output Power listed is conducted. Highest reported SAR for Head (front of face 5mm) and extremity (wrist-worn 10g SAR) are 0.01W/kg, 0.04W/kg respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |