Wireless Activity Tracker

Fitbit LLC - Original Equipment

199 Fremont St. 14th Floor


Listed Certified Devices

Brand Device Name Model Type Certification Date
Fitbit LLC Wireless Activity Tracker FB424 FCC ID 2022-08-12
FCC Application Details
EquipmentWireless Activity Tracker
FRN0019101450
Grantee CodeXRA
Product CodeFB424
Applicant BusinessFitbit LLC
Business Address199 Fremont St. 14th Floor, San Francisco, California United States 94105
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
TCB Email[email protected]
ApplicantAngie Du –
Applicant Phone
Applicant Fax650.253.0001
Applicant Email[email protected]
Applicant MailStop
Test FirmSporton International Inc. (Kunshan)
Test Firm ContactJim Tsai
Test Firm Phone
Test Firm Fax
Test Firm Email[email protected]
Certified ByJones Tsai – Director

Further Details May Be Available From: fcc.id/XRAFB424 or fcc.report/FCC-ID/XRAFB424


DescriptionExhibit TypeFile TypeDisplay TypeFile SizeSubmission DateDate Available

Document 6056486
Mirror: FCCID.io - 6056486
XRAFB424_SAR_Rpt-update
RF Exposure InfoAdobe Acrobat PDFpdf1.23 M2022-08-142022-08-12

Document 6054180
Mirror: FCCID.io - 6054180
XRAFB424_SAR_Rpt_Appendix C
RF Exposure InfoAdobe Acrobat PDFpdf2.47 M2022-08-122022-08-12

Document 6054179
Mirror: FCCID.io - 6054179
XRAFB424_SAR_Rpt_Appendix B
RF Exposure InfoAdobe Acrobat PDFpdf554.56 K2022-08-122022-08-12

Document 6054178
Mirror: FCCID.io - 6054178
XRAFB424_SAR_Rpt_Appendix A
RF Exposure InfoAdobe Acrobat PDFpdf293.14 K2022-08-122022-08-12

Document 6054177
Mirror: FCCID.io - 6054177
XRAFB424_SAR_Rpt
RF Exposure InfoAdobe Acrobat PDFpdf1.55 M2022-08-122022-08-12

Document 6054176
Mirror: FCCID.io - 6054176
XRAFB424_DTS_Report
Test ReportAdobe Acrobat PDFpdf4.11 M2022-07-312022-08-12

Document 6054175
Mirror: FCCID.io - 6054175
FB424_Signed_FCC_ID_Confidentiality_Letter_FB424_revised
Cover Letter(s)Adobe Acrobat PDFpdf286.6 K2022-08-122022-08-12

Document 6054174
Mirror: FCCID.io - 6054174
XRAFB424_Internal Photo
Internal PhotosAdobe Acrobat PDFpdf1.66 M2022-08-122023-02-08

Document 6054173
Mirror: FCCID.io - 6054173
XRAFB424_External Photo
External PhotosAdobe Acrobat PDFpdf2.48 M2022-08-122023-02-08

Document 6054172
Mirror: FCCID.io - 6054172
XRAFB424_SAR_Tsup
Test Setup PhotosAdobe Acrobat PDFpdf206.43 K2022-08-122023-02-08

Document 6054171
Mirror: FCCID.io - 6054171
XRAFB424_DTS_Setup
Test Setup PhotosAdobe Acrobat PDFpdf383.61 K2022-07-312023-02-08

Document 6032130
Mirror: FCCID.io - 6032130
FB424_E-Label & Step--update
ID Label/Location InfoAdobe Acrobat PDFpdf99.61 K2022-08-022022-08-12

Document 6029015
Mirror: FCCID.io - 6029015
FB424_cvrltr_FCC POA
Cover Letter(s)Adobe Acrobat PDFpdf524.59 K2022-07-312022-08-12

Document 6029014
Mirror: FCCID.io - 6029014
FB424_Antenna Report
Test ReportAdobe Acrobat PDFpdf27.3 K2022-07-312022-08-12

Document 6029012
Mirror: FCCID.io - 6029012
FB424_User Manual
Users ManualAdobe Acrobat PDFpdf874.11 K2022-07-312023-02-08

XRAFB424_External Photo
External PhotosAdobe Acrobat PDF2.48 M2022-08-122023-02-08

XRAFB424_SAR_Tsup
Test Setup PhotosAdobe Acrobat PDF206.43 K2022-08-122023-02-08

XRAFB424_SAR_Rpt_Appendix C
RF Exposure InfoAdobe Acrobat PDF2.47 M2022-08-122022-08-12

XRAFB424_SAR_Rpt_Appendix B
RF Exposure InfoAdobe Acrobat PDF554.56 K2022-08-122022-08-12

XRAFB424_SAR_Rpt_Appendix A
RF Exposure InfoAdobe Acrobat PDF293.14 K2022-08-122022-08-12

XRAFB424_SAR_Rpt-update
RF Exposure InfoAdobe Acrobat PDF1.23 M2022-08-142022-08-12

XRAFB424_SAR_Rpt
RF Exposure InfoAdobe Acrobat PDF1.55 M2022-08-122022-08-12

XRAFB424_Internal Photo
Internal PhotosAdobe Acrobat PDF1.66 M2022-08-122023-02-08

FB424 OPERATIONAL DESCRIPTION_FCC-IC_revised
Operational DescriptionAdobe Acrobat PDF87.09 K2022-08-12

FB424_Antenna Report
Test ReportAdobe Acrobat PDF27.3 K2022-07-312022-08-12

FB424_OpDes--update
Operational DescriptionAdobe Acrobat PDF87.11 K2022-08-02

FB424_Block diagram
Block DiagramAdobe Acrobat PDF182.05 K2022-07-31

FB424_cvrltr_FCC POA
Cover Letter(s)Adobe Acrobat PDF524.59 K2022-07-312022-08-12

FB424_cvrltr_Request for confidentiality letter
Cover Letter(s)Adobe Acrobat PDF423.73 K2022-07-312022-08-12

FB424_cvrltr_Request for confidentiality letter--update
Cover Letter(s)Adobe Acrobat PDF285.33 K2022-08-022022-08-12

FB424_E-Label & Step
ID Label/Location InfoAdobe Acrobat PDF332.37 K2022-07-312022-08-12

FB424_E-Label & Step--update
ID Label/Location InfoAdobe Acrobat PDF99.61 K2022-08-022022-08-12

FB424_External Photo
External PhotosAdobe Acrobat PDF2.28 M2022-07-312023-02-08

FB424_Internal Photo
Internal PhotosAdobe Acrobat PDF1.68 M2022-07-312023-02-08

FB424_OpDes
Operational DescriptionAdobe Acrobat PDF512.11 K2022-07-31

FB424_Package Label
ID Label/Location InfoAdobe Acrobat PDF68.85 K2022-07-312022-08-12

XRAFB424_DTS_Report
Test ReportAdobe Acrobat PDF4.11 M2022-07-312022-08-12

FB424_SAR_Rpt
RF Exposure InfoAdobe Acrobat PDF1.44 M2022-07-312022-08-12

FB424_SAR_Rpt_Appendix A
RF Exposure InfoAdobe Acrobat PDF293.14 K2022-07-312022-08-12

FB424_SAR_Rpt_Appendix B
RF Exposure InfoAdobe Acrobat PDF554.56 K2022-07-312022-08-12

FB424_SAR_Rpt_Appendix C
RF Exposure InfoAdobe Acrobat PDF2.47 M2022-07-312022-08-12

FB424_SAR_Tsup
Test Setup PhotosAdobe Acrobat PDF120.31 K2022-07-312023-02-08

FB424_Schematic
SchematicsAdobe Acrobat PDF572.17 K2022-07-31

FB424_Signed_FCC_ID_Confidentiality_Letter_FB424_revised
Cover Letter(s)Adobe Acrobat PDF286.6 K2022-08-122022-08-12

FB424_Tune Up
Parts List/Tune Up InfoAdobe Acrobat PDF48.58 K2022-07-31

FB424_User Manual
Users ManualAdobe Acrobat PDF874.11 K2022-07-312023-02-08

XRAFB424_DTS_Setup
Test Setup PhotosAdobe Acrobat PDF383.61 K2022-07-312023-02-08

Related FCC IDs: