1. FCC ID
  2. 2AJ2X
  3. 2AJ2X-WM50

FCC ID 2AJ2X-WM50

Sensor Device

by Whoop Inc.

Grantee Code: 2AJ2X   Product Code: WM50
Latest application date: 2026-05-15

FCC ID Device Details

FCC ID2AJ2X-WM50
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2AJ2X
Product CodeWM50
Applicant BusinessWhoop Inc. 🇺🇸
Related Domains whoop.com
Equipment ClassSensor Device
Test FirmUL LLC

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-05-15

Exhibits

DocumentTypeAvailableFile
3]E-Label_Information-WM50_v4ID Label/Location Info2026-05-15PDF 332 KB
7]WS50 Antenna GainsTest Report2026-05-15PDF 123.6 KB
R14956064-E5 FCC IC BLE REPORTTest Report2026-05-15PDF 2.9 MB
R16260036-E1 v2 FCC ISED DATA REFERENCING REPORTTest Report2026-05-15PDF 2.1 MB
11]FCC 2.911[d][5] Attestation-WM50Attestation Statements2026-05-15PDF 133.5 KB
12]FCC Agent is Applicant_v2Attestation Statements2026-05-15PDF 209.7 KB
10] FCC Request for Confidentiality-WM50Cover Letter(s)2026-05-15PDF 132.5 KB
9]FCC Agent AuthorizationCover Letter(s)2026-05-15PDF 136.4 KB
WM50 - FCC Data Referencing-simplifiedCover Letter(s)2026-05-15PDF 109.2 KB
R16260036-S1 v3 FCC SAR ReportRF Exposure Info2026-05-15PDF 1 MB
R16260036-S1_App B_SAR System Check PlotsRF Exposure Info2026-05-15PDF 149.6 KB
R16260036-S1_App C_SAR Highest Test PlotsRF Exposure Info2026-05-15PDF 386.9 KB
R16260036-S1_App D_SAR Tissue IngredientsRF Exposure Info2026-05-15PDF 275.8 KB
R16260036-S1_App E_SAR Probe Certificates_Part1RF Exposure Info2026-05-15PDF 5.6 MB
R16260036-S1_App E_SAR Probe Certificates_Part2RF Exposure Info2026-05-15PDF 4.7 MB
R16260036-S1_App F_SAR Dipole CertificatesRF Exposure Info2026-05-15PDF 3.7 MB
STC_8]FCC-ISED-Statements Metadata onlyUsers Manual2026-11-11PDF 118.1 KB
STC_2]WM50 Internal Photos Metadata onlyInternal Photos2026-11-11PDF 2.3 MB
STC_1]WM50 External Photos Metadata onlyExternal Photos2026-11-11PDF 1.9 MB
R16260036-S1_App A_SAR Setup Photos Metadata onlyTest Setup Photos2026-11-11PDF 502.8 KB
STC_R16260036-EP1 FCC ISED SETUP PHOTOS EXHBIT Metadata onlyTest Setup Photos2026-11-11PDF 598.7 KB
6]WM50-BlockDiagram Metadata onlyBlock DiagramPDF 325.3 KB
confidential_4]WM50_Schematic Metadata onlySchematicsPDF 805.7 KB
5]WHOOP-WM50-Description_v2 Metadata onlyOperational DescriptionPDF 540.4 KB
7]WS50 Antenna Specification Metadata onlyOperational DescriptionPDF 755.4 KB
WM50 - FCC Data Referencing_V3 Metadata onlyOperational DescriptionPDF 458.3 KB

Application Information

Application IDkv1pQjW6PRJ+tPb/J8VCrw==
Final Action Date2026-05-15
Application PurposeOriginal Equipment
Applicant FRN0025962804
ModelWM50
Frequency Range2402-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionSensor Device
Responsible PartyAurelian Nicolae, compliance@whoop.com , 6176701074
Technical ContactLariah Sanders, UL LLC, lariah.sanders@ul.com , 9195490945
Non-Technical ContactAurelian Nicolae, Whoop Inc., compliance@whoop.com
Test FirmSteven Thompson, UL LLC, steven.d.thompson@ul.com , 919 549 1430
TCB EmailLST.FRE.CertNotice@ul.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityYes
Long-Term ConfidentialityYes
Modular EquipmentDoes not apply
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
kv1pQjW6PRJ+tPb/J8VCrw==2026-05-15Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.002615C

Grants

TCB Grant - Application kv1pQjW6PRJ+tPb/J8VCrw==

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

  UL Verification Services Inc.
47173 Benicia Street
Fremont, CA 94538
Date of Grant: 05/15/2026

Application Dated: 05/15/2026
Whoop Inc.
One Kenmore Square
Suite 601
Boston, MA 02215
 
Attention: Aurelian Nicolae , Chief Hardware Engineer

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:  2AJ2X-WM50
Name of Grantee:  Whoop Inc.
Equipment Class: Digital Transmission System
Notes: Sensor Device
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0026  

Output power listed is Peak conducted. The highest reported SAR (10-g Extremities exposure) and simultaneous transmission are 0.03 W/kg (10g) and 0.02 W/kg (10g) respectively.