FCC ID 2ARXN-FC3B

Fi Smart Collar Series 3+

by Barking Labs Corp.

Grantee Code: 2ARXN   Product Code: FC3B
Latest application date: 2026-02-11

FCC ID Device Details

FCC ID2ARXN-FC3B
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2ARXN
Product CodeFC3B
Applicant BusinessBarking Labs Corp. 🇺🇸
Related Domains tryfi.com
Equipment ClassFi Smart Collar Series 3+
Test FirmSporton International Inc. (Kunshan)

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
859-894 MHzClass II permissive change or modification of presently authorized equipment2026-02-11
1860-1905 MHzClass II permissive change or modification of presently authorized equipment2026-02-11
729-746 MHzOriginal Equipment2025-05-19
2402-2480 MHzOriginal Equipment2025-05-19
700.5-714.5 MHzOriginal Equipment2025-05-19

Exhibits

DocumentTypeAvailableFile
2ARXN-FC3B_Safety ManualUsers Manual2026-08-10PDF 200.3 KB
2ARXN-FC3B_User GuideUsers Manual2026-08-10PDF 1.5 MB
2ARXN-FC3B_User GuideUsers Manual2025-11-16PDF 390.3 KB
2ARXN-FC3B_InPhoInternal Photos2026-08-10PDF 2.1 MB
2ARXN-FC3B_InPhoInternal Photos2025-11-16PDF 2.6 MB
2ARXN-FC3B_ExPhoExternal Photos2026-08-10PDF 2 MB
2ARXN-FC3B_ExPhoExternal Photos2025-11-16PDF 1.5 MB
2ARXN-FC3B_E-Label & Step_r1ID Label/Location Info2026-02-11PDF 328.9 KB
2ARXN-FC3B_E-LabelID Label/Location Info2025-05-19PDF 520.9 KB
2ARXN-FC3B_Tsup_CXXTest Setup Photos2026-08-10PDF 227.1 KB
2ARXN-FC3B_Tsup_PCB_LTETest Setup Photos2026-08-10PDF 356.2 KB
2ARXN-FC3B_Tsup_PCB_LTE_90S_B26Test Setup Photos2026-08-10PDF 184.3 KB
2ARXN-FC3B_Tsup_AntennaTest Setup Photos2025-11-16PDF 572.7 KB
2ARXN-FC3B_Tsup_CXXTest Setup Photos2025-11-16PDF 301.5 KB
2ARXN-FC3B_Tsup_DTS_BLETest Setup Photos2025-11-16PDF 231.3 KB
2ARXN-FC3B_Tsup_DTS_WLAN 2.4GTest Setup Photos2025-11-16PDF 232.1 KB
2ARXN-FC3B_Tsup_PCB_LTETest Setup Photos2025-11-16PDF 258.2 KB
2ARXN-FC3B_TestRpt_CXXTest Report2026-02-11PDF 887.6 KB
2ARXN-FC3B_TestRpt_PCB_LTE_90S_B26Test Report2026-02-11PDF 708.1 KB
2ARXN-FC3B_TestRpt_PCB_LTE_r1Test Report2026-02-11PDF 901.6 KB
77535RRF001s_Part1-2Test Report2026-02-11PDF 5.4 MB
77535RRF001s_Part2-2Test Report2026-02-11PDF 3.3 MB
77535RRF002s_Part1-2Test Report2026-02-11PDF 5.7 MB
77535RRF002s_Part2-2Test Report2026-02-11PDF 4.5 MB
77535RRF003s_Part1-6Test Report2026-02-11PDF 5.8 MB
77535RRF003s_Part2-6Test Report2026-02-11PDF 5.7 MB
77535RRF003s_Part3-6Test Report2026-02-11PDF 5.7 MB
77535RRF003s_Part4-6Test Report2026-02-11PDF 5.8 MB
77535RRF003s_Part5-6Test Report2026-02-11PDF 5.7 MB
77535RRF003s_Part6-6Test Report2026-02-11PDF 3.9 MB
77535RRF004s_Part1-2Test Report2026-02-11PDF 5.7 MB
77535RRF004s_Part2-2Test Report2026-02-11PDF 3.8 MB
2ARXN-FC3B_Antenna ReportTest Report2025-05-19PDF 486.5 KB
2ARXN-FC3B_TestRpt_CXXTest Report2025-05-19PDF 719.5 KB
2ARXN-FC3B_TestRpt_DTS_BLETest Report2025-05-19PDF 2.9 MB
2ARXN-FC3B_TestRpt_DTS_WLAN 2.4G_Part1-2Test Report2025-05-19PDF 5.5 MB
2ARXN-FC3B_TestRpt_DTS_WLAN 2.4G_Part2-2Test Report2025-05-19PDF 374.2 KB
2ARXN-FC3B_TestRpt_PCB_LTE_Part1-3_r1Test Report2025-05-19PDF 5.5 MB
2ARXN-FC3B_TestRpt_PCB_LTE_Part2-3Test Report2025-05-19PDF 5.6 MB
2ARXN-FC3B_TestRpt_PCB_LTE_Part3-3Test Report2025-05-19PDF 2.6 MB
2ARXN-FC3B_Attestation_Covered List_2.911d5(i)&(ii)Attestation Statements2026-02-11PDF 247 KB
2ARXN-FC3B_Attestation_Covered List_2.911d7Attestation Statements2026-02-11PDF 264.1 KB
2ARXN-FC3B_Attestation_Covered List_2.911d5(i)Attestation Statements2025-05-19PDF 184.3 KB
2ARXN-FC3B_Attestation_Covered List_2.911d5(ii)Attestation Statements2025-05-19PDF 184.3 KB
2ARXN-FC3B_Attestation_Covered List_2.911d7Attestation Statements2025-05-19PDF 215.7 KB
2ARXN-FC3B_cvrltr_FCC Class II Permissive ChangeCover Letter(s)2026-02-11PDF 272.8 KB
2ARXN-FC3B_cvrltr_FCC Confidentiality Request(LTC&STC)Cover Letter(s)2026-02-11PDF 265.8 KB
2ARXN-FC3B_cvrltr_FCC POACover Letter(s)2026-02-11PDF 242.2 KB
2ARXN-FC3B_cvrltr_FCC Request of data re-useCover Letter(s)2026-02-11PDF 223 KB
2ARXN-FC3B_cvrltr_PEDCover Letter(s)2026-02-11PDF 308.2 KB
FCC WWAN Module authorization and confidentiality requestsCover Letter(s)2026-02-11PDF 134.4 KB
2ARXN-FC3B_cvrltr_FCC Confidentiality Request(LTC+STC)Cover Letter(s)2025-05-19PDF 213.6 KB
2ARXN-FC3B_cvrltr_FCC POACover Letter(s)2025-05-19PDF 217.1 KB
2ARXN-FC3B_TestRpt_RF Exposure_r1RF Exposure Info2026-02-11PDF 283 KB
2ARXN-FC3B_TestRpt_RFExpRF Exposure Info2025-05-19PDF 1.1 MB
2ARXN-FC3B_Block Diagram Metadata onlyBlock DiagramPDF 411.7 KB
2ARXN-FC3B_SchemDic Metadata onlySchematicsPDF 1.6 MB
2ARXN-FC3B_OpDes Metadata onlyOperational DescriptionPDF 1.5 MB
2ARXN-FC3B_OpDes_Lower dutycycle test plan Metadata onlyOperational DescriptionPDF 762.6 KB
2ARXN-FC3B_OpDes_r1 Metadata onlyOperational DescriptionPDF 2 MB
OET KDB inquiry history Metadata onlyOperational DescriptionPDF 281.6 KB
OET KDB inquiry history_RF Exposure Information for Analysis Rev4 Metadata onlyOperational DescriptionPDF 762.6 KB
2ARXN-FC3B_BOM Metadata onlyParts List/Tune Up InfoPDF 70.2 KB
2ARXN-FC3B_Tune-up Metadata onlyParts List/Tune Up InfoPDF 99.1 KB
2ARXN-FC3B_Tune-up_r1 Metadata onlyParts List/Tune Up InfoPDF 102.3 KB

Application Information

Application IDpM6tyxxszoDP1Q/oqDyHXw==
Final Action Date2026-02-11
Application PurposeClass II permissive change or modification of presently authorized equipment
Applicant FRN0027868058
ModelFC3B
Equipment ClassJAB - Part 15 Class B Digital Device
Device DescriptionFi Smart Collar Series 3+
Responsible PartyRobert Blake, bob@tryfi.com , 914-249-9347
Non-Technical ContactRobert Blake, Barking Labs Corp., bob@tryfi.com
Test FirmMark Qu, Sporton International Inc. (Kunshan), markqu@sporton-lab.com , +86 0512-57900158
TCB EmailQA65@Sporton-USA.com
TCB ScopeA1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices
Short-Term ConfidentialityYes
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
pM6tyxxszoDP1Q/oqDyHXw==2026-02-11Class II permissive change or modification of presently authorized equipment
hkI0nZpDECL14hGpAtUgrw==2026-02-11Class II permissive change or modification of presently authorized equipment
I6ZfcIQbaetmbrVUiK8Sbw==2026-02-11Class II permissive change or modification of presently authorized equipment
tMk+QFZ/+4Hk/mIibI3zdQ==2025-05-19Original Equipment
kfioLr+dGkWH76Ad2mAdfw==2025-05-19Original Equipment
e/3I4TA9wY/atWn/u4K8/g==2025-05-19Original Equipment
3HSVY1UpGHvIiJgFfhbU6g==2025-05-19Original Equipment

Equipment Authorization

FrequencyOutputToleranceGrant Notes
CC
700.5-714.5 MHz0.05162.5ppm
704-711 MHz0.05212.5ppm
704-711 MHz0.05152.5ppm
729-746 MHzCC
1717.5-1747.5 MHz0.14162.5ppm
1720-1745 MHz0.14322.5ppm
1720-1745 MHz0.14092.5ppm
1852.5-1907.5 MHz0.25762.5ppm
1860 MHz0.262.5ppm
1860-1900 MHz0.25592.5ppm
2402-2480 MHz0.0336CC
2412-2462 MHz0.1156CC

Grants

TCB Grant - Application tMk+QFZ/+4Hk/mIibI3zdQ==

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

  Sporton International (USA) Inc.
1175 Montague Expressway
Milpitas, CA 95035
Date of Grant: 05/19/2025

Application Dated: 05/19/2025
Barking Labs Corp.
419 Lafayette St.
Floor 2
New York, NY 10003
 
Attention: Robert Blake , VP Hardware & Operations

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:  2ARXN-FC3B
Name of Grantee:  Barking Labs Corp.
Equipment Class: Communications Rcvr for use w/ licensed Tx and CBs
Notes: Fi Smart Collar Series 3+
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15B 729.0  -  746.0


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

TCB Grant - Application pM6tyxxszoDP1Q/oqDyHXw==

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

  Sporton International (USA) Inc.
1175 Montague Expressway
Milpitas, CA 95035
Date of Grant: 02/11/2026

Application Dated: 02/11/2026
Barking Labs Corp.
419 Lafayette St.
Floor 2
New York, NY 10003
 
Attention: Robert Blake , VP Hardware & Operations

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:  2ARXN-FC3B
Name of Grantee:  Barking Labs Corp.
Equipment Class: Part 15 Class B Digital Device
Notes: Fi Smart Collar Series 3+
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15B  - 

Class II Permissive Change: Enable LTE Bands 5/13/25/26/66/85 via software. Update model name and GPS Receiver antenna.

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

TCB Grant - Application kfioLr+dGkWH76Ad2mAdfw==

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

  Sporton International (USA) Inc.
1175 Montague Expressway
Milpitas, CA 95035
Date of Grant: 05/19/2025

Application Dated: 05/19/2025
Barking Labs Corp.
419 Lafayette St.
Floor 2
New York, NY 10003
 
Attention: Robert Blake , VP Hardware & Operations

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:  2ARXN-FC3B
Name of Grantee:  Barking Labs Corp.
Equipment Class: Digital Transmission System
Notes: Fi Smart Collar Series 3+
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2402.0  -  2480.0 0.0336  
CC 15C 2412.0  -  2462.0 0.1156  

Output Power listed is the maximum conducted output power. This device meets the SAR Test Exclusion threshold specified in KDB447498 and since then, it is authorized for portable operation. This device supports 20 MHz and 40 MHz bandwidths modes.

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

TCB Grant - Application I6ZfcIQbaetmbrVUiK8Sbw==

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

  Sporton International (USA) Inc.
1175 Montague Expressway
Milpitas, CA 95035
Date of Grant: 02/11/2026

Application Dated: 02/11/2026
Barking Labs Corp.
419 Lafayette St.
Floor 2
New York, NY 10003
 
Attention: Robert Blake , VP Hardware & Operations

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:  2ARXN-FC3B
Name of Grantee:  Barking Labs Corp.
Equipment Class: PCS Licensed Transmitter
Notes: Fi Smart Collar Series 3+
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
24E 1860.0  -  1900.0 0.26 2.5  PM 1M12G7D
24E 1860.0  -  1900.0 0.2559 2.5  PM 999KW7D
24E 1852.5  -  1907.5 0.2576 2.5  PM 939KW7D
27 1720.0  -  1745.0 0.1432 2.5  PM 1M12G7D
27 1720.0  -  1745.0 0.1409 2.5  PM 959KW7D
27 1717.5  -  1747.5 0.1416 2.5  PM 959KW7D
27 704.0  -  711.0 0.0521 2.5  PM 1M10G7D
27 704.0  -  711.0 0.0515 2.5  PM 959KW7D
27 700.5  -  714.5 0.0516 2.5  PM 929KW7D
24E 1860.0  -  1905.0 0.236 2.5  PM 1M11G7D
24E 1860.0  -  1905.0 0.2339 2.5  PM 965KW7D
22H 829.0  -  844.0 0.0665 2.5  PM 1M10G7D
22H 829.0  -  844.0 0.0661 2.5  PM 950KW7D
22H 826.5  -  846.5 0.0664 2.5  PM 950KW7D
27 782.0  -  782.0 0.1159 2.5  PM 1M10G7D
27 782.0  -  782.0 0.1164 2.5  PM 943KW7D
27 779.5  -  784.5 0.1169 2.5  PM 1M10G7D
22H 831.5  -  841.5 0.1644 2.5  PM 1M10G7D
22H 831.5  -  841.5 0.1633 2.5  PM 950KW7D
27 1720.0  -  1770.0 0.1786 2.5  PM 1M10G7D
27 1720.0  -  1770.0 0.1884 2.5  PM 947KW7D
27 1717.5  -  1772.5 0.1795 2.5  PM 1M10G7D
27 703.0  -  711.0 0.0453 2.5  PM 1M11G7D
27 703.0  -  711.0 0.0451 2.5  PM 973KW7D
90 824.0  -  824.0 0.1799 2.5  PM 1M10G7D
90 824.0  -  824.0 0.1791 2.5  PM 950KW7D
90 814.7  -  823.3 0.1871 2.5  PM 1M10G7D
90 814.7  -  823.3 0.1858 2.5  PM 950KW7D

Class II Permissive Change: Enable LTE Bands 5/13/25/26/66/85 via software. Update model name and GPS Receiver antenna.

Output Power is EIRP and ERP for above and below 1 GHz, respectively, except for Part 90 LTE Band 26 emission, which is conducted. This device meets the SAR Test Exclusion threshold specified in KDB447498 and since then, it is authorized for portable operation. This device supports LTE of 1.4, 3, 5, 10, 15 and 20 MHz bandwidth modes for FDD LTE Bands 2, 4, 25 and 66; LTE of 1.4, 3, 5 and 10 MHz bandwidth modes for FDD LTE Bands 5 and 12; LTE of 5 and 10 MHz bandwidth modes for FDD LTE Bands 13 and 85; LTE of 1.4, 3, 5, 10 and 15 MHz bandwidth modes for FDD LTE Band 26.


TCB Grant - Application hkI0nZpDECL14hGpAtUgrw==

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

  Sporton International (USA) Inc.
1175 Montague Expressway
Milpitas, CA 95035
Date of Grant: 02/11/2026

Application Dated: 02/11/2026
Barking Labs Corp.
419 Lafayette St.
Floor 2
New York, NY 10003
 
Attention: Robert Blake , VP Hardware & Operations

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:  2ARXN-FC3B
Name of Grantee:  Barking Labs Corp.
Equipment Class: Communications Rcvr for use w/ licensed Tx and CBs
Notes: Fi Smart Collar Series 3+
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15B 729.0  -  746.0
CC 15B 859.0  -  894.0
CC 15B 746.0  -  756.0
CC 15B 728.0  -  746.0

Class II Permissive Change: Enable LTE Bands 5/13/25/26/66/85 via software. Update model name and GPS Receiver antenna.

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

TCB Grant - Application e/3I4TA9wY/atWn/u4K8/g==

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

  Sporton International (USA) Inc.
1175 Montague Expressway
Milpitas, CA 95035
Date of Grant: 05/19/2025

Application Dated: 05/19/2025
Barking Labs Corp.
419 Lafayette St.
Floor 2
New York, NY 10003
 
Attention: Robert Blake , VP Hardware & Operations

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:  2ARXN-FC3B
Name of Grantee:  Barking Labs Corp.
Equipment Class: PCS Licensed Transmitter
Notes: Fi Smart Collar Series 3+
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
24E 1860.0  -  1860.0 0.26 2.5  PM 1M12G7D
24E 1860.0  -  1900.0 0.2559 2.5  PM 999KW7D
24E 1852.5  -  1907.5 0.2576 2.5  PM 939KW7D
27 1720.0  -  1745.0 0.1432 2.5  PM 1M12G7D
27 1720.0  -  1745.0 0.1409 2.5  PM 959KW7D
27 1717.5  -  1747.5 0.1416 2.5  PM 959KW7D
27 704.0  -  711.0 0.0521 2.5  PM 1M10G7D
27 704.0  -  711.0 0.0515 2.5  PM 959KW7D
27 700.5  -  714.5 0.0516 2.5  PM 929KW7D

Output Power is EIRP and ERP for above and below 1 GHz, respectively. This device meets the SAR Test Exclusion threshold specified in KDB447498 and since then, it is authorized for portable operation. This device supports LTE of 1.4, 3, 5, 10, 15 and 20 MHz bandwidth modes for FDD LTE Bands 2 and 4; and LTE of 1.4, 3, 5 and 10 MHz bandwidth modes for FDD LTE Band 12.

TCB Grant - Application 3HSVY1UpGHvIiJgFfhbU6g==

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

  Sporton International (USA) Inc.
1175 Montague Expressway
Milpitas, CA 95035
Date of Grant: 05/19/2025

Application Dated: 05/19/2025
Barking Labs Corp.
419 Lafayette St.
Floor 2
New York, NY 10003
 
Attention: Robert Blake , VP Hardware & Operations

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:  2ARXN-FC3B
Name of Grantee:  Barking Labs Corp.
Equipment Class: Part 15 Class B Digital Device
Notes: Fi Smart Collar Series 3+
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15B  - 


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