1. FCC ID
  2. ZDL
  3. ZDLST11

FCC ID ZDLST11

Smart Tag 5

by Buddi Limited

Grantee Code: ZDL   Product Code: ST11
Latest application date: 2025-07-24

FCC ID Device Details

FCC IDZDLST11
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeZDL
Product CodeST11
Applicant BusinessBuddi Limited 🇬🇧
Related Domains buddi.co.uk
Equipment ClassSmart Tag 5
Test FirmSHENZHEN STS TEST SERVICES CO.,LTD.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
1860-1900 MHzClass II permissive change or modification of presently authorized equipment2025-07-24
2412-2462 MHzClass II permissive change or modification of presently authorized equipment2025-07-24
914.5-921 MHzClass II permissive change or modification of presently authorized equipment2025-07-24
2412-2462 MHzOriginal Equipment2024-05-13
701.5-713.5 MHzOriginal Equipment2024-05-13
914.5-921 MHzOriginal Equipment2024-05-13

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2024-11-09PDF 1.2 MB
Internal photosInternal Photos2026-01-20PDF 3.4 MB
Internal photoInternal Photos2024-11-09PDF 3.1 MB
External photosExternal Photos2026-01-20PDF 3.2 MB
External photoExternal Photos2024-11-09PDF 2.5 MB
Label and locationID Label/Location Info2025-07-24PDF 452.8 KB
labelID Label/Location Info2024-05-13PDF 453.9 KB
Test photosTest Setup Photos2025-07-24PDF 324.8 KB
SAR test photoTest Setup Photos2024-05-13PDF 622.7 KB
test photoTest Setup Photos2024-05-13PDF 337.1 KB
Part15.247WLANTest Report2025-07-24PDF 2.5 MB
RF Part15.249Test Report2025-07-24PDF 3 MB
Test reportTest Report2025-07-24PDF 1.3 MB
Antenna specificationTest Report2024-05-13PDF 1.9 MB
Appendix GSMTest Report2024-05-13PDF 1.7 MB
Appendix LTE_Part1Test Report2024-05-13PDF 4.9 MB
Appendix LTE_Part2Test Report2024-05-13PDF 4.8 MB
Appendix WCDMATest Report2024-05-13PDF 2.5 MB
GSM_WCDMA_LTE FCC Part 22 24 27Test Report2024-05-13PDF 1.7 MB
test reportTest Report2024-05-13PDF 3.3 MB
test reportTest Report2024-05-13PDF 1.3 MB
2.911 (d)(5)(i)CertificationEquipmentTypev1.2Attestation Statements2025-07-24PDF 466.6 KB
2.911 (d)(7)USAgentforServiceofProcessv1.5Attestation Statements2025-07-24PDF 112 KB
2.911_(d)(5)(ii) Certificiation Applicant v1.3Attestation Statements2025-07-24PDF 390.1 KB
2.911d 5 i Certification Equipment TypeAttestation Statements2024-05-13PDF 461.8 KB
2.911d 5 i Certification Equipment Type2Attestation Statements2024-05-13PDF 461.8 KB
2.911d 5 ii Certificiation ApplicantAttestation Statements2024-05-13PDF 386.5 KB
US Agent for Service ProcessAttestation Statements2024-05-13PDF 327 KB
AgentAuthorizationRev1.0Cover Letter(s)2025-07-24PDF 15.7 KB
Differences Declaration LetterCover Letter(s)2025-07-24PDF 56.2 KB
FCC Class II PC request letter Rev1.1Cover Letter(s)2025-07-24PDF 386.1 KB
FCC Short & Long Term Confidentiality Request Rev4.1Cover Letter(s)2025-07-24PDF 125 KB
Agent AuthorizationCover Letter(s)2024-05-13PDF 16.2 KB
Differences DescriptionCover Letter(s)2024-05-13PDF 56.3 KB
FCC Short Long Term Confidentiality RequestCover Letter(s)2024-05-13PDF 125 KB
MPERF Exposure Info2025-07-24PDF 3.9 MB
SAR reportRF Exposure Info2024-05-13PDF 3.9 MB
Block Diagram Metadata onlyBlock DiagramPDF 116.8 KB
SCH Metadata onlySchematicsPDF 247.4 KB
Schematic Metadata onlySchematicsPDF 247.4 KB
Operation Description Metadata onlyOperational DescriptionPDF 509.2 KB
Operational Description Metadata onlyOperational DescriptionPDF 692.5 KB
BOM Metadata onlyParts List/Tune Up InfoPDF 209.6 KB
Tune up Metadata onlyParts List/Tune Up InfoPDF 20.4 KB

Application Information

Application IDgN84YEj9OAv8FKHoRRS5ww==
Final Action Date2025-07-24
Application PurposeClass II permissive change or modification of presently authorized equipment
Applicant FRN0027761238
ModelST11
Frequency Range1860-1900 MHz
Equipment ClassPCB - PCS Licensed Transmitter
Device DescriptionSmart Tag 5
Responsible PartyBrad Buike, Head of Product Engineering, brad.buike@buddi.co.uk , 00447484346284
Technical ContactBuddi Limited, brad.buike@buddi.co.uk
Test FirmBovey Yang, SHENZHEN STS TEST SERVICES CO.,LTD., Bovey@stsapp.com , 86-755-36886288
TCB Emailcertification@micomlabs.com
TCB ScopeB1: Commercial mobile radio services equipment in the following 47 CFR Parts 20, 22 (cellular), 24,25 (below 3 GHz) & 27
Short-Term ConfidentialityYes
Short-Term Confidentiality Date01/20/2026
Long-Term ConfidentialityYes
Grant DeferralNo
Modular EquipmentDoes not apply
Composite DeviceYes
Composite PartNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo
Grant CommentsPower output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. The highest reported SAR(10g) for extremity (Limb) and simultaneous transmission use conditions is 2.40 W/kg and 2.55 W/kg respectively.

Applications

Application IDDatePurpose
gN84YEj9OAv8FKHoRRS5ww==2025-07-24Class II permissive change or modification of presently authorized equipment
XQFU5TDb++OoG5QNDAhQuA==2025-07-24Class II permissive change or modification of presently authorized equipment
E7ZxlmklXPwvnvXj3ehwPw==2025-07-24Class II permissive change or modification of presently authorized equipment
wYAvljQolq8m22q0ZdGpCw==2024-05-13Original Equipment
ukZ2uk/+It8hpD2jHMGn2g==2024-05-13Original Equipment
mgmguaGLeW+S2iUR5MuEZg==2024-05-13Original Equipment

Equipment Authorization

FrequencyOutputToleranceEmissionRulesGrant Notes
701.5-713.5 MHz0.03840.049ppm4M53W7D27
701.5-713.5 MHz0.03840.049ppm
704-711 MHz0.04670.049ppm8M98G7D27
704-711 MHz0.04670.049ppm
824.2-848.8 MHz0.18240.044ppm250KG7W22H
824.2-848.8 MHz0.18240.044ppm
826.4-846.6 MHz0.07280.043ppm4M16F9W22H
826.4-846.6 MHz0.07280.043ppm
826.5-846.5 MHz0.0630.046ppm4M52W7D22H
826.5-846.5 MHz0.0630.046ppm
829-844 MHz0.08020.046ppm8M99G7D22H
829-844 MHz0.08020.046ppm
914.5-921 MHz15CCC
914.5-921 MHzCC
1850.2-1909.8 MHz1.0520.019ppm249KGXW24E
1850.2-1909.8 MHz1.0520.019ppm1.052
1850.2-1909.8 MHz0.55210.019ppm249KG7W24E
1850.2-1909.8 MHz0.55210.019ppm
1852.4-1907.6 MHz0.20560.018ppm4M14F9W24E
1852.4-1907.6 MHz0.20560.018ppm
1852.5-1907.5 MHz0.17540.019ppm4M52W7D24E
1852.5-1907.5 MHz0.17540.019ppm
1860-1900 MHz0.26240.019ppm18M0G7D24E
1860-1900 MHz0.26240.019ppm
2412-2462 MHz0.151000015CCC
2412-2462 MHz0.1510000CC

Grants

TCB Grant - Application XQFU5TDb++OoG5QNDAhQuA==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/24/2025

Application Dated: 07/24/2025
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: Digital Transmission System
Notes: Smart Tag 5
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 2412.0  -  2462.0 0.151  

Output power listed is conducted power. The highest reported SAR(10g) for extremity (Limb) and simultaneous transmission use conditions is 0.14 W/kg and 2.55 W/kg respectively.

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

TCB Grant - Application wYAvljQolq8m22q0ZdGpCw==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
 Date of Grant: 05/13/2024

Application Dated: 05/13/2024
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: Digital Transmission System
Notes: Smart Tag 5
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 2412.0  -  2462.0 0.151  

Output power listed is conducted power. The highest reported SAR(10g) for extremity (Limb) and simultaneous transmission use conditions is 0.14 W/kg and 2.55 W/kg respectively.

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

EAS Grant - Application wYAvljQolq8m22q0ZdGpCw==

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION		 COPY
Certification

Buddi Limited
Talbot House 17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom 		  Date of Grant: 05/13/2024

Application Dated: 05/13/2024
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: Digital Transmission System
Notes: Smart Tag 5
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 2412.0  -  2462.0 0.151  

Output power listed is conducted power. The highest reported SAR(10g) for extremity (Limb) and simultaneous transmission use conditions is 0.14 W/kg and 2.55 W/kg respectively.


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

TCB Grant - Application ukZ2uk/+It8hpD2jHMGn2g==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
 Date of Grant: 05/13/2024

Application Dated: 05/13/2024
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: PCS Licensed Transmitter
Notes: Smart Tag 5
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
22H 824.2  -  848.8 0.5534 0.044  PM 250KGXW
22H 824.2  -  848.8 0.1824 0.044  PM 250KG7W
24E 1850.2  -  1909.8 1.052 0.019  PM 249KGXW
24E 1850.2  -  1909.8 0.5521 0.019  PM 249KG7W
24E 1852.4  -  1907.6 0.2056 0.018  PM 4M14F9W
22H 826.4  -  846.6 0.0728 0.043  PM 4M16F9W
24E 1860.0  -  1900.0 0.2624 0.019  PM 18M0G7D
24E 1852.5  -  1907.5 0.1754 0.019  PM 4M52W7D
22H 829.0  -  844.0 0.0802 0.046  PM 8M99G7D
22H 826.5  -  846.5 0.063 0.046  PM 4M52W7D
27 704.0  -  711.0 0.0467 0.049  PM 8M98G7D
27 701.5  -  713.5 0.0384 0.049  PM 4M53W7D

Power output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. The highest reported SAR(10g) for extremity (Limb) and simultaneous transmission use conditions is 2.40 W/kg and 2.55 W/kg respectively.

EAS Grant - Application ukZ2uk/+It8hpD2jHMGn2g==

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION		 COPY
Certification

Buddi Limited
Talbot House 17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom 		  Date of Grant: 05/13/2024

Application Dated: 05/13/2024
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: PCS Licensed Transmitter
Notes: Smart Tag 5
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
22H 824.2  -  848.8 0.5534 0.044  PM 250KGXW
22H 824.2  -  848.8 0.1824 0.044  PM 250KG7W
24E 1850.2  -  1909.8 1.052 0.019  PM 249KGXW
24E 1850.2  -  1909.8 0.5521 0.019  PM 249KG7W
24E 1852.4  -  1907.6 0.2056 0.018  PM 4M14F9W
22H 826.4  -  846.6 0.0728 0.043  PM 4M16F9W
24E 1860.0  -  1900.0 0.2624 0.019  PM 18M0G7D
24E 1852.5  -  1907.5 0.1754 0.019  PM 4M52W7D
22H 829.0  -  844.0 0.0802 0.046  PM 8M99G7D
22H 826.5  -  846.5 0.063 0.046  PM 4M52W7D
27 704.0  -  711.0 0.0467 0.049  PM 8M98G7D
27 701.5  -  713.5 0.0384 0.049  PM 4M53W7D

Power output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. The highest reported SAR(10g) for extremity (Limb) and simultaneous transmission use conditions is 2.40 W/kg and 2.55 W/kg respectively.



TCB Grant - Application mgmguaGLeW+S2iUR5MuEZg==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
 Date of Grant: 05/13/2024

Application Dated: 05/13/2024
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Smart Tag 5
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 914.5  -  921.0  


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

EAS Grant - Application mgmguaGLeW+S2iUR5MuEZg==

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION		 COPY
Certification

Buddi Limited
Talbot House 17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom 		  Date of Grant: 05/13/2024

Application Dated: 05/13/2024
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Smart Tag 5
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 914.5  -  921.0  


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

TCB Grant - Application gN84YEj9OAv8FKHoRRS5ww==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/24/2025

Application Dated: 07/24/2025
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: PCS Licensed Transmitter
Notes: Smart Tag 5
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
22H 824.2  -  848.8 0.5534 0.044  PM 250KGXW
22H 824.2  -  848.8 0.1824 0.044  PM 250KG7W
24E 1850.2  -  1909.8 1.052 0.019  PM 249KGXW
24E 1850.2  -  1909.8 0.5521 0.019  PM 249KG7W
24E 1852.4  -  1907.6 0.2056 0.018  PM 4M14F9W
22H 826.4  -  846.6 0.0728 0.043  PM 4M16F9W
24E 1860.0  -  1900.0 0.2624 0.019  PM 18M0G7D
24E 1852.5  -  1907.5 0.1754 0.019  PM 4M52W7D
22H 829.0  -  844.0 0.0802 0.046  PM 8M99G7D
22H 826.5  -  846.5 0.063 0.046  PM 4M52W7D
27 704.0  -  711.0 0.0467 0.049  PM 8M98G7D
27 701.5  -  713.5 0.0384 0.049  PM 4M53W7D

Power output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. The highest reported SAR(10g) for extremity (Limb) and simultaneous transmission use conditions is 2.40 W/kg and 2.55 W/kg respectively.

TCB Grant - Application E7ZxlmklXPwvnvXj3ehwPw==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/24/2025

Application Dated: 07/24/2025
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

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:  ZDLST11
Name of Grantee:  Buddi Limited
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Smart Tag 5
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 914.5  -  921.0  


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