1. FCC ID
  2. 2BC3X
  3. 2BC3X-H21

FCC ID 2BC3X-H21

Smart watch

by Dongguan Langchen Technology Co.,Ltd.

Grantee Code: 2BC3X   Product Code: H21
Latest application date: 2025-04-28

FCC ID Device Details

FCC ID2BC3X-H21
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BC3X
Product CodeH21
Applicant BusinessDongguan Langchen Technology Co.,Ltd. 🇨🇳
Equipment ClassSmart watch
Test FirmSHENZHEN CTA TESTING TECHNOLOGY CO., LTD.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2025-04-28

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2025-04-28PDF 1.8 MB
Internal PhotosInternal Photos2025-04-28PDF 813.4 KB
External PhotosExternal Photos2025-04-28PDF 483.5 KB
Label and Label LocationID Label/Location Info2025-04-28PDF 71 KB
Test Setup PhotosTest Setup Photos2025-04-28PDF 196.6 KB
Antenna specificationTest Report2025-04-28PDF 489.3 KB
CTA25041500301_Test Report-BLE FCCTest Report2025-04-28PDF 1.2 MB
FCC Appendix RF Test Data for BLETest Report2025-04-28PDF 2.2 MB
USA-CoveredEquipmentLetter-Combined_V1.1Attestation Statements2025-04-28PDF 124.4 KB
USA-LocalRepLetter_V1.1 - 2BC3X-H21Attestation Statements2025-04-28PDF 351.1 KB
USA-ConfidentialityRequestLetter_V0.1Cover Letter(s)2025-04-28PDF 102.9 KB
CTA25041500302_RF Exposure-infoRF Exposure Info2025-04-28PDF 530.7 KB
Block diagram Metadata onlyBlock DiagramPDF 81.9 KB
schematic Metadata onlySchematicsPDF 101.3 KB
Operation Description Metadata onlyOperational DescriptionPDF 97.9 KB
USA-DueDigilenceLetter_V0.1 Metadata onlyOperational DescriptionPDF 145.9 KB

Application Information

Application IDexjkO+Pvw+uzlTP8AmB0wA==
Final Action Date2025-04-28
Application PurposeOriginal Equipment
Applicant FRN0034327130
ModelH21
Frequency Range2402-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionSmart watch
Responsible PartyLan Zhou, 18823709181@163.com , 18823709181
Test FirmEric Wang, SHENZHEN CTA TESTING TECHNOLOGY CO., LTD., wangxulai@cta-test.cn , 86-755-2322-5875
TCB Emailo.kneip@kl-certification.de
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityNo
Long-Term ConfidentialityYes
Grant DeferralNo
Modular EquipmentDoes not apply
Composite DeviceNo
Composite PartNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo
Grant CommentsOutput Power listed is peak conducted.

Applications

Application IDDatePurpose
exjkO+Pvw+uzlTP8AmB0wA==2025-04-28Original Equipment

Equipment Authorization

FrequencyOutput
2402-2480 MHz0.0010000

Grants

TCB Grant - Application exjkO+Pvw+uzlTP8AmB0wA==

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

  KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany 		Date of Grant: 04/28/2025

Application Dated: 04/28/2025
Dongguan Langchen Technology Co.,Ltd.
Room 704,No.7 East Second Street,
Xingfa South Road,Wusha,Chang'an Town,
Dongguan City,Guangdong Province,
China
 
Attention: Lan Zhou ,

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:  2BC3X-H21
Name of Grantee:  Dongguan Langchen 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 0.001  

Output Power listed is peak conducted.