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  3. 2AHFT901

FCC ID 2AHFT901

2AHFT-901, 2AHFT901, 2AHFT90I, 2AHFT9O1, 2AHFT9OI, ZAHFT901, ZAHFT90I, ZAHFT9O1, ZAHFT9OI

Smart Watch 901 Shenzhen DO Intelligent Technology Co., Ltd.

An FCC ID is a unique identifier assigned by the Federal Communications Commission (FCC) to identify wireless radio frequency devices available on the market. The FCC assigns a 3- or 5-character Grantee Code to indicate the company responsible for manufacturing the device. For the current product, the FCC ID is 2AHFT901, where the Grantee Code is 2AHFT. The remaining portion of the ID, 901, is typically associated with the product model, though it may also be a randomly chosen string determined by the applicant.

The current product (model 901) is manufactured by Shenzhen DO Intelligent Technology Co., Ltd.. It complies with the Federal Communications Commission (FCC) requirements and is classified under the equipment class as DSS - Part 15 Spread Spectrum Transmitter, The equipment notes indicate that the product is a Smart Watch.

In addition to the application documents, the FCC also publishes internal and external photographs of the device, user manuals, and test reports. These materials can be viewed under the "Exhibits" tab below.

FCC Registration Number
0025289893
Manufactured By
Shenzhen DO Intelligent Technology Co., Ltd.
Tested By
Shenzhen Huaxia Testing Technology Co., Ltd
Equipment Class(es)
  • DSS - Part 15 Spread Spectrum Transmitter
  • DTS - Digital Transmission System
Equipment Note(s)
  • Smart Watch
  • Smart Watch
Original Data Source
FCC.gov Official

Applications

Frequencies

FCC ID 2AHFT901 Frequencies List ALL

FCC ID 2AHFT901 Frequencies List #1

  • App #
    Frequency Range
    Power Output
    Tolerance
    Emission Designator
    Rule Parts
    Grant Notes
  • 1.1
    2402.0 - 2480.0
    0.0062000
    15C
    CC

    • * total 2 frequency items

FCC ID 2AHFT901 Frequencies List #2

  • App #
    Frequency Range
    Power Output
    Tolerance
    Emission Designator
    Rule Parts
    Grant Notes
  • 2.1
    2402.0 - 2480.0
    0.0060000
    15C
    CC

    • * total 2 frequency items

Exhibits

FCC ID 2AHFT901 Exhibits List ALL

FCC ID 2AHFT901 Exhibits List #1

FCC ID 2AHFT901 Exhibits List #2

Application Forms

FCC ID 2AHFT901 Application Forms #1

Application for Equipment Authorization FCC Form 731 TCB Version


Applicant Information
Applicant's complete, legal business name: Shenzhen DO Intelligent Technology Co., Ltd.
FCC Registration Number (FRN): 0025289893
Line one: 11th Floor, 3# Building, Guole Tech Park,
Line two: Lirong Road, Dalang, Longhua District,
P.O. Box:
City: Shenzhen
State: N/A
Country: China
Zip Code:

TCB Information
TCB Application Email Address: tcb@metlabs.com
TCB Scope: A4: UNII devices & low power transmitters using spread spectrum techniques

FCC ID
Grantee Code: 2AHFT Product Code: 901

Person at the applicant's address to receive grant or for contact
First Name: Wu
Middle Name:
Last Name: Dajun
Title:
Telephone Number: 4006-123-55 Extension:
Fax Number: 4006-123-56
Email: wudj@youduoyun.com
Mail Stop:


Technical Contact
Firm Name:
First Name:
Middle Name:
Last Name:
Line 1:
Line 2:
P.O. Box:
City:
State:
Country:
Zip Code:
Telephone Number: Extension:
Fax Number:
E-Mail:

Non Technical Contact
Firm Name: Bridgeport Advisory LLC
First Name: Yong
Middle Name:
Last Name: Liu
Line 1: 3330 W 38TH PL
Line 2: CHICAGO
P.O. Box:
City:
State: Illinois
Country: United States
Zip Code: 60632
Telephone Number: (708)680-6688 Extension:
Fax Number:
E-Mail: yliu@bridgeportadv.com

Long-Term Confidentiality
Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?:   Yes

Short-Term Confidentiality
Does short-term confidentiality apply to this application?:   No
If so, specify the short-term confidentiality release date (MM/DD/YYYY format):  
Note: If no date is supplied, the release date will be set to 45 calendar days past the date of grant.

Software Defined/Cognitive Radio
Is this application for software defined/cognitive radio authorization?   No

Equipment Class
Equipment Class:   DSS - Part 15 Spread Spectrum Transmitter
Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant): Smart Watch

Related OET KnowledgeDataBase Inquiry
Is there a KDB inquiry associated with this application?  No

Modular Equipment
Modular Type:  Does not apply

Application Purpose
Application is for:   Original Equipment

Composite/Related Equipment
Is the equipment in this application a composite device subject to an additional equipment authorization?   Yes
Is the equipment in this application part of a system that operates with, or is marketed with, another device that requires an equipment authorization?   No

The related application is in the process of being filed under the FCC ID(s)

Equipment Specifications
Line
Entry		 Lower
Frequency		 Upper
Frequency		 Power
Output		 Tolerance Emission
Designator		 Microprocessor
Number		 Rule
Parts		 Grant
Notes
1 2402.00000000 2480.00000000 0.0062000 15C CC

Test Firm Information
Name of test firm and contact person on file with the FCC:
Firm Name:   Shenzhen Huaxia Testing Technology Co., Ltd
First Name:   Jack
Last Name:   Ai
Telephone Number: +8613902988375 Extension:
Fax Number: 
E-mail:  szcqa@cqa-cert.com

Grant Comments
Enter any text that you would like to appear at the bottom of the Grant of Equipment Authorization:
Output Power listed is conducted. Highest reported SAR for Head (front of face 10mm) and extremity (wrist-worn 10g SAR) are 0.03W/kg, 0.04W/kg respectively.

Equipment Authorization Waiver
Is there an equipment authorization waiver associated with this application?  No
If there is an equipment authorization waiver associated with this application, has the associated waiver been approved and all information uploaded?:  No

WILLFUL FALSE STATEMENTS MADE ON THIS FORM ARE PUNISHABLE BY FINE AND IMPRISONMENT (U.S. CODE, TITLE 18, SECTION 1001), AND/OR REVOCATION OF ANY STATION LICENSE OR CONSTRUCTION PERMIT (U.S. CODE, TITLE 47, SECTION 312(a)(1)), AND/OR FORFEITURE (U.S. CODE, TITLE 47, SECTION 503).

SECTION 5301 (ANTI-DRUG ABUSE) CERTIFICATION:
The applicant must certify that neither the applicant nor any party to the application is subject to a denial of Federal benefits, that include FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. See 47 CFR 1.2002(b) for the definition of a "party" for these purposes.

Does the applicant or authorized agent so certify?  Yes

Applicant/Agent Certification:

I certify that I am authorized to sign this application. All of the statements herein and the exhibits attached hereto, are true and correct to the best of my knowledge and belief. In accepting a Grant of Equipment Authorization as a result of the representations made in this application, the applicant is responsible for (1) labeling the equipment with the exact FCC ID specified in this application, (2) compliance statement labeling pursuant to the applicable rules, and (3) compliance of the equipment with the applicable technical rules. If the applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC's technical requirements.

Authorizing an agent to sign this application, is done solely at the applicant's discretion; however, the applicant remains responsible for all statements in this application.

If an agent has signed this application on behalf of the applicant, a written letter of authorization which includes information to enable the agent to respond to the above section 5301 (Anti-Drug Abuse) Certification statement has been provided by the applicant. It is understood that the letter of authorization must be submitted to the FCC upon request, and that the FCC reserves the right to contact the applicant directly at any time.

Signature of Authorized Person Filing:  Wu Dajun
Title of authorized signature: 

Complete items below if agent signs the application:

Firm Name: 
First Name: 
Middle Name: 
Last Name: 
Line 1: 
Line 2: 
P.O. Box: 
City: 
State: 
Country: 
Zip Code: 
Telephone Number:  Extension: 
Fax Number: 
E-mail: 

FCC ID 2AHFT901 Application Forms #2

Application for Equipment Authorization FCC Form 731 TCB Version


Applicant Information
Applicant's complete, legal business name: Shenzhen DO Intelligent Technology Co., Ltd.
FCC Registration Number (FRN): 0025289893
Line one: 11th Floor, 3# Building, Guole Tech Park,
Line two: Lirong Road, Dalang, Longhua District,
P.O. Box:
City: Shenzhen
State: N/A
Country: China
Zip Code:

TCB Information
TCB Application Email Address: tcb@metlabs.com
TCB Scope: A4: UNII devices & low power transmitters using spread spectrum techniques

FCC ID
Grantee Code: 2AHFT Product Code: 901

Person at the applicant's address to receive grant or for contact
First Name: Wu
Middle Name:
Last Name: Dajun
Title:
Telephone Number: 4006-123-55 Extension:
Fax Number: 4006-123-56
Email: wudj@youduoyun.com
Mail Stop:


Technical Contact
Firm Name:
First Name:
Middle Name:
Last Name:
Line 1:
Line 2:
P.O. Box:
City:
State:
Country:
Zip Code:
Telephone Number: Extension:
Fax Number:
E-Mail:

Non Technical Contact
Firm Name: Bridgeport Advisory LLC
First Name: Yong
Middle Name:
Last Name: Liu
Line 1: 3330 W 38TH PL
Line 2: CHICAGO
P.O. Box:
City:
State: Illinois
Country: United States
Zip Code: 60632
Telephone Number: (708)680-6688 Extension:
Fax Number:
E-Mail: yliu@bridgeportadv.com

Long-Term Confidentiality
Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?:   Yes

Short-Term Confidentiality
Does short-term confidentiality apply to this application?:   No
If so, specify the short-term confidentiality release date (MM/DD/YYYY format):  
Note: If no date is supplied, the release date will be set to 45 calendar days past the date of grant.

Software Defined/Cognitive Radio
Is this application for software defined/cognitive radio authorization?   No

Equipment Class
Equipment Class:   DTS - Digital Transmission System
Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant): Smart Watch

Related OET KnowledgeDataBase Inquiry
Is there a KDB inquiry associated with this application?  No

Modular Equipment
Modular Type:  Does not apply

Application Purpose
Application is for:   Original Equipment

Composite/Related Equipment
Is the equipment in this application a composite device subject to an additional equipment authorization?   Yes
Is the equipment in this application part of a system that operates with, or is marketed with, another device that requires an equipment authorization?   No

The related application is in the process of being filed under the FCC ID(s)

Equipment Specifications
Line
Entry		 Lower
Frequency		 Upper
Frequency		 Power
Output		 Tolerance Emission
Designator		 Microprocessor
Number		 Rule
Parts		 Grant
Notes
1 2402.00000000 2480.00000000 0.0060000 15C CC

Test Firm Information
Name of test firm and contact person on file with the FCC:
Firm Name:   Shenzhen Huaxia Testing Technology Co., Ltd
First Name:   Jack
Last Name:   Ai
Telephone Number: +8613902988375 Extension:
Fax Number: 
E-mail:  szcqa@cqa-cert.com

Grant Comments
Enter any text that you would like to appear at the bottom of the Grant of Equipment Authorization:
Output Power listed is conducted. This device has 1 MHz and 2 MHz bandwidth modes. Highest reported SAR for Head (front of face 10mm) and extremity (wrist-worn 10g SAR) are 0.03W/kg, 0.04W/kg respectively.

Equipment Authorization Waiver
Is there an equipment authorization waiver associated with this application?  No
If there is an equipment authorization waiver associated with this application, has the associated waiver been approved and all information uploaded?:  No

WILLFUL FALSE STATEMENTS MADE ON THIS FORM ARE PUNISHABLE BY FINE AND IMPRISONMENT (U.S. CODE, TITLE 18, SECTION 1001), AND/OR REVOCATION OF ANY STATION LICENSE OR CONSTRUCTION PERMIT (U.S. CODE, TITLE 47, SECTION 312(a)(1)), AND/OR FORFEITURE (U.S. CODE, TITLE 47, SECTION 503).

SECTION 5301 (ANTI-DRUG ABUSE) CERTIFICATION:
The applicant must certify that neither the applicant nor any party to the application is subject to a denial of Federal benefits, that include FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. See 47 CFR 1.2002(b) for the definition of a "party" for these purposes.

Does the applicant or authorized agent so certify?  Yes

Applicant/Agent Certification:

I certify that I am authorized to sign this application. All of the statements herein and the exhibits attached hereto, are true and correct to the best of my knowledge and belief. In accepting a Grant of Equipment Authorization as a result of the representations made in this application, the applicant is responsible for (1) labeling the equipment with the exact FCC ID specified in this application, (2) compliance statement labeling pursuant to the applicable rules, and (3) compliance of the equipment with the applicable technical rules. If the applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC's technical requirements.

Authorizing an agent to sign this application, is done solely at the applicant's discretion; however, the applicant remains responsible for all statements in this application.

If an agent has signed this application on behalf of the applicant, a written letter of authorization which includes information to enable the agent to respond to the above section 5301 (Anti-Drug Abuse) Certification statement has been provided by the applicant. It is understood that the letter of authorization must be submitted to the FCC upon request, and that the FCC reserves the right to contact the applicant directly at any time.

Signature of Authorized Person Filing:  Wu Dajun
Title of authorized signature: 

Complete items below if agent signs the application:

Firm Name: 
First Name: 
Middle Name: 
Last Name: 
Line 1: 
Line 2: 
P.O. Box: 
City: 
State: 
Country: 
Zip Code: 
Telephone Number:  Extension: 
Fax Number: 
E-mail: 

Grants

FCC ID 2AHFT901 TCB Grant #1

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: 07/15/2026

Application Dated: 07/15/2026
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:  2AHFT901
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 0.0062  

Output Power listed is conducted. Highest reported SAR for Head (front of face 10mm) and extremity (wrist-worn 10g SAR) are 0.03W/kg, 0.04W/kg respectively.

CC: This device is certified pursuant to two different Part 15 rules sections.

FCC ID 2AHFT901 EAS Grant #1

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION		 COPY
Certification

Shenzhen DO Intelligent Technology Co., Ltd.
11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District,
Shenzhen,
China 		  Date of Grant: 07/15/2026

Application Dated: 07/15/2026
 
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:  2AHFT901
Name of Grantee:  Shenzhen DO Intelligent Technology Co., Ltd.
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Smart Watch
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 2402.0  -  2480.0 0.0062  

Output Power listed is conducted. Highest reported SAR for Head (front of face 10mm) and extremity (wrist-worn 10g SAR) are 0.03W/kg, 0.04W/kg respectively.


CC: This device is certified pursuant to two different Part 15 rules sections.

Mail To:


EA225705

FCC ID 2AHFT901 EAS Grant #2

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION		 COPY
Certification

Shenzhen DO Intelligent Technology Co., Ltd.
11th Floor, 3# Building, Guole Tech Park, Lirong Road, Dalang, Longhua District,
Shenzhen,
China 		  Date of Grant: 07/15/2026

Application Dated: 07/15/2026
 
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:  2AHFT901
Name of Grantee:  Shenzhen DO Intelligent 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
CC 15C 2402.0  -  2480.0 0.006  

Output Power listed is conducted. This device has 1 MHz and 2 MHz bandwidth modes. Highest reported SAR for Head (front of face 10mm) and extremity (wrist-worn 10g SAR) are 0.03W/kg, 0.04W/kg respectively.


CC: This device is certified pursuant to two different Part 15 rules sections.

Mail To:


EA984747

FCC ID 2AHFT901 TCB Grant #2

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: 07/15/2026

Application Dated: 07/15/2026
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:  2AHFT901
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 0.006  

Output Power listed is conducted. This device has 1 MHz and 2 MHz bandwidth modes. Highest reported SAR for Head (front of face 10mm) and extremity (wrist-worn 10g SAR) are 0.03W/kg, 0.04W/kg respectively.

CC: This device is certified pursuant to two different Part 15 rules sections.