FCC ID 2AHFT522

Smart Watch

by Shenzhen DO Intelligent Technology Co., Ltd.

Grantee Code: 2AHFT Product Code: 522

Latest application date: 2023-07-14

FCC ID Device Details

FCC ID	2AHFT522
Mirrors	fcc.id \| gov \| fccid.ai
Grantee Code	2AHFT
Product Code	522
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	Class II permissive change or modification of presently authorized equipment	2023-07-14
2402-2480 MHz	Class II permissive change or modification of presently authorized equipment	2023-07-14
2402-2480 MHz	Original Equipment	2023-06-09
2402-2480 MHz	Original Equipment	2023-06-09

Exhibits

Document	Type	Available	File
User Manual	Users Manual	2023-07-14	PDF 4.4 MB
User manual	Users Manual	2023-06-09	PDF 4.4 MB
user manual	Users Manual	2023-06-09	PDF 4.4 MB
Internal Photos	Internal Photos	2023-07-14	PDF 2.6 MB
Internal photos	Internal Photos	2023-06-09	PDF 2.1 MB
External Photos	External Photos	2023-07-14	PDF 1 MB
External Photos	External Photos	2023-06-09	PDF 1 MB
External photos	External Photos	2023-06-09	PDF 1 MB
Label	ID Label/Location Info	2023-06-09	PDF 625.1 KB
Test setup	Test Setup Photos	2023-07-14	PDF 497.3 KB
Setup Photos	Test Setup Photos	2023-06-09	PDF 516.8 KB
Test Setup photo	Test Setup Photos	2023-06-09	PDF 516.8 KB
Test Report	Test Report	2023-07-14	PDF 1.2 MB
Test report	Test Report	2023-07-14	PDF 4.7 MB
Antenna Specification	Test Report	2023-06-09	PDF 915.3 KB
Test Report	Test Report	2023-06-09	PDF 3 MB
Test Report-Part1	Test Report	2023-06-09	PDF 5.4 MB
Test Report-Part2	Test Report	2023-06-09	PDF 5.7 MB
FCC_Attestation_Statements_Letter_1	Attestation Statements	2023-07-14	PDF 55.8 KB
FCC_Attestation_Statements_Letter_2	Attestation Statements	2023-07-14	PDF 54.9 KB
US Agent For Service of Process	Attestation Statements	2023-07-14	PDF 296.6 KB
Attestation Statement Letter 1	Attestation Statements	2023-06-09	PDF 52 KB
Attestation Statement Letter 2	Attestation Statements	2023-06-09	PDF 51 KB
Attestation Statements Letter 1	Attestation Statements	2023-06-09	PDF 51.4 KB
Attestation Statements Letter 2	Attestation Statements	2023-06-09	PDF 50.5 KB
Attestation Statements US Agent	Attestation Statements	2023-06-09	PDF 295.3 KB
USA Agent of Service for Process	Attestation Statements	2023-06-09	PDF 294 KB
Agent authorization letter	Cover Letter(s)	2023-07-14	PDF 63.7 KB
FCC C2PC Request Letter	Cover Letter(s)	2023-07-14	PDF 82.3 KB
FCC Confidentiality Request Letter	Cover Letter(s)	2023-07-14	PDF 74.2 KB
Model Confirmation Letter	Cover Letter(s)	2023-07-14	PDF 88 KB
Confidentiality Request Letter	Cover Letter(s)	2023-06-09	PDF 74.2 KB
FCC Agent Authorization Letter	Cover Letter(s)	2023-06-09	PDF 54.1 KB
RF Exposure Info	RF Exposure Info	2023-07-14	PDF 360.1 KB
RF Exposure report	RF Exposure Info	2023-06-09	PDF 359.9 KB
Block Diagram Metadata only	Block Diagram		PDF 134.5 KB
Block diagram Metadata only	Block Diagram		PDF 133.4 KB
Schematics Metadata only	Schematics		PDF 250.5 KB
Schematics Metadata only	Schematics		PDF 293.9 KB
Operational Description Metadata only	Operational Description		PDF 108.8 KB
Operational description Metadata only	Operational Description		PDF 94.8 KB

Application Information

Application ID	pquo73iaWckU/ZE2AafpRA==
Final Action Date	2023-07-14
Application Purpose	Class II permissive change or modification of presently authorized equipment
Applicant FRN	0025289893
Model	522
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
Test Firm	Jack Ai, Shenzhen Huaxia Testing Technology Co., Ltd, szcqa@cqa-cert.com , +8613902988375
TCB Email	cb@vista-compliance.com
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	Yes
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	Class II permissive change. RF output power listed is conducted.

Applications

Application ID	Date	Purpose
pquo73iaWckU/ZE2AafpRA==	2023-07-14	Class II permissive change or modification of presently authorized equipment
XITow6Q5oS0lghVtwGlu7A==	2023-07-14	Class II permissive change or modification of presently authorized equipment
uzxJ6dra6LzHYR8/PVQ3GA==	2023-06-09	Original Equipment
MkKSda3PxUaLUX0R/RzHtQ==	2023-06-09	Original Equipment

Equipment Authorization

Frequency	Output	Rules	Grant Notes
2402-2480 MHz	0.0017000	15C
2402-2480 MHz	0.0017000	15C	CC

Grants

TCB Grant - Application XITow6Q5oS0lghVtwGlu7A==

TCB	GRANT OF EQUIPMENT AUTHORIZATION	TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

Vista Laboratories, Inc.
1261 Puerta Del Sol
San Clemente, CA 92673

Date of Grant: 07/14/2023

Application Dated: 07/13/2023

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:	2AHFT522

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	0.0017

Class II permissive change. RF output power listed is conducted.

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

EAS Grant - Application XITow6Q5oS0lghVtwGlu7A==

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: 07/14/2023

Application Dated: 07/13/2023

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:	2AHFT522

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	0.0017

Class II permissive change. RF output power listed is conducted.

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

TCB Grant - Application uzxJ6dra6LzHYR8/PVQ3GA==

Mail To:

TCB	GRANT OF EQUIPMENT AUTHORIZATION	TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

Vista Laboratories, Inc.
1261 Puerta Del Sol
San Clemente, CA 92673

Date of Grant: 06/09/2023

Application Dated: 06/09/2023

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:	2AHFT522

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
	15C	2402.0 - 2480.0	0.0017

RF output power listed is conducted.

EAS Grant - Application uzxJ6dra6LzHYR8/PVQ3GA==

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: 06/09/2023

Application Dated: 06/09/2023

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:	2AHFT522

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
	15C	2402.0 - 2480.0	0.0017

RF output power listed is conducted.

TCB Grant - Application pquo73iaWckU/ZE2AafpRA==

Mail To:

TCB	GRANT OF EQUIPMENT AUTHORIZATION	TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

Vista Laboratories, Inc.
1261 Puerta Del Sol
San Clemente, CA 92673

Date of Grant: 07/14/2023

Application Dated: 07/14/2023

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:	2AHFT522

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	0.0017

Class II permissive change. RF output power listed is conducted.

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

EAS Grant - Application pquo73iaWckU/ZE2AafpRA==

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: 07/14/2023

Application Dated: 07/14/2023

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:	2AHFT522

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	0.0017

Class II permissive change. RF output power listed is conducted.

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

TCB Grant - Application MkKSda3PxUaLUX0R/RzHtQ==

Mail To:

TCB	GRANT OF EQUIPMENT AUTHORIZATION	TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

Vista Laboratories, Inc.
1261 Puerta Del Sol
San Clemente, CA 92673

Date of Grant: 06/09/2023

Application Dated: 06/09/2023

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:	2AHFT522

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
	15C	2402.0 - 2480.0	0.0017

RF output power listed is conducted.

EAS Grant - Application MkKSda3PxUaLUX0R/RzHtQ==

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: 06/09/2023

Application Dated: 06/09/2023

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:	2AHFT522

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
	15C	2402.0 - 2480.0	0.0017

RF output power listed is conducted.

Mail To: