1. FCC ID
  2. 2AHFT
  3. 2AHFT889

FCC ID 2AHFT889

Smart Watch

by Shenzhen DO Intelligent Technology Co., Ltd.

Grantee Code: 2AHFT   Product Code: 889
Latest application date: 2026-03-18

FCC ID Device Details

FCC ID2AHFT889
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2AHFT
Product Code889
Applicant BusinessShenzhen DO Intelligent Technology Co., Ltd. 🇨🇳
Related Domains youduoyun.com
Equipment ClassSmart Watch
Test FirmShenzhen Huaxia Testing Technology Co., Ltd

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-03-18
2402-2480 MHzOriginal Equipment2026-03-18

Exhibits

DocumentTypeAvailableFile
Users Manual 1Users Manual2026-03-18PDF 4.9 MB
Users Manual 2Users Manual2026-03-18PDF 3.5 MB
Internal Photos 1Internal Photos2026-03-18PDF 2.4 MB
Internal Photos 2Internal Photos2026-03-18PDF 3.8 MB
External Photos 1External Photos2026-03-18PDF 865.6 KB
External Photos 2External Photos2026-03-18PDF 1.2 MB
ID Label/Location Info 1ID Label/Location Info2026-03-18PDF 645.5 KB
ID Label/Location Info 2ID Label/Location Info2026-03-18PDF 645.3 KB
Test Setup PhotosTest Setup Photos2026-03-18PDF 1.5 MB
ANT Test ReportTest Report2026-03-18PDF 384.8 KB
Test Report Metadata onlyTest Report2026-03-18PDF 3.8 MB
Test Report Metadata onlyTest Report2026-03-18PDF 3.5 MB
Test Report REV1Test Report2026-03-18PDF 3.6 MB
Test Report REV1Test Report2026-03-18PDF 3.8 MB
Attestation StatementsAttestation Statements2026-03-18PDF 105.8 KB
US agentAttestation Statements2026-03-18PDF 364.5 KB
Agent AuthorizationCover Letter(s)2026-03-18PDF 90.4 KB
Long term Confidentiality LetterCover Letter(s)2026-03-18PDF 92 KB
Model DifferenceCover Letter(s)2026-03-18PDF 131.5 KB
RF Exposure Info 1RF Exposure Info2026-03-18PDF 314.6 KB
RF Exposure Info 2RF Exposure Info2026-03-18PDF 233.6 KB
RF Exposure Info 3RF Exposure Info2026-03-18PDF 5.4 MB
RF Exposure Info 4RF Exposure Info2026-03-18PDF 5.1 MB
RF Exposure Info 5RF Exposure Info2026-03-18PDF 4.2 MB
RF Exposure Info 6RF Exposure Info2026-03-18PDF 401.1 KB
RF Exposure Info 7RF Exposure Info2026-03-18PDF 1.1 MB
Block Diagram Metadata onlyBlock DiagramPDF 306.2 KB
Schematics Metadata onlySchematicsPDF 714.4 KB
Operational Description Metadata onlyOperational DescriptionPDF 92 KB

Application Information

Application ID/c+VJjCG+XimTmwnqwZ/oA==
Final Action Date2026-03-18
Application PurposeOriginal Equipment
Applicant FRN0025289893
Model889
Frequency Range2402-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionSmart Watch
Responsible PartyWu Dajun, wudj@youduoyun.com , 4006-123-55
Test FirmJack Ai, Shenzhen Huaxia Testing Technology Co., Ltd, szcqa@cqa-cert.com , +8613902988375
TCB Emailtcb@metlabs.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityNo
Long-Term ConfidentialityYes
Modular EquipmentDoes not apply
Composite DeviceYes
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
/c+VJjCG+XimTmwnqwZ/oA==2026-03-18Original Equipment
+ktcZ/ra7RBLT19dFRqhcA==2026-03-18Original Equipment

Equipment Authorization

FrequencyOutputRulesGrant Notes
2402-2480 MHz0.007315CCC
2402-2480 MHz0.007415CCC

Grants

TCB Grant - Application /c+VJjCG+XimTmwnqwZ/oA==

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: 03/18/2026

Application Dated: 03/18/2026
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:  2AHFT889
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 0.0073  

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 0.07W/kg, 0.05W/kg respectively.

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

TCB Grant - Application +ktcZ/ra7RBLT19dFRqhcA==

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: 03/18/2026

Application Dated: 03/18/2026
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:  2AHFT889
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 0.0074  

Output Power listed is conducted. Highest reported SAR for Head (front of face 10mm) and extremity (wrist-worn 10g SAR) are 0.07W/kg, 0.05W/kg respectively.

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