Smart watch

Dongguan Langchen Technology Co.,Ltd. - Original Equipment

Room 704, No. 27 East, Wusha Xingfa South Road, Chang'an Town,


Listed Certified Devices

Brand Device Name Model Type Certification Date
Dongguan Langchen Technology Co.,Ltd. Smart watch L20 FCC ID 2023-12-29
FCC Application Details
EquipmentSmart watch
FRN0034327130
Grantee Code2BC3X
Product Code-L20
Applicant BusinessDongguan Langchen Technology Co.,Ltd.
Business AddressRoom 704, No. 27 East, Wusha Xingfa South Road, Chang'an Town,, Dongguan City, Guangdong Province, N/A China
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
TCB Email[email protected]
ApplicantLan Zhou –
Applicant Phone
Applicant Fax/
Applicant Email[email protected]
Applicant MailStop
Test FirmSHENZHEN CTA TESTING TECHNOLOGY CO., LTD.
Test Firm ContactEric Wang
Test Firm Phone
Test Firm Fax
Test Firm Email[email protected]
Certified ByLan Zhou – Manager

Further Details May Be Available From: fcc.id/2BC3XL20 or fcc.report/FCC-ID/2BC3XL20


DescriptionExhibit TypeFile TypeDisplay TypeFile SizeSubmission DateDate Available

Document 7020597
Mirror: FCCID.io - 7020597
User Manual
Users ManualAdobe Acrobat PDFpdf1.67 M2023-12-292023-12-29

Document 7020596
Mirror: FCCID.io - 7020596
US_Agent_2.911(d)(7)-U_V05
Attestation StatementsAdobe Acrobat PDFpdf30.89 K2023-12-292023-12-29

Document 7020595
Mirror: FCCID.io - 7020595
Test Setup Photos
Test Setup PhotosAdobe Acrobat PDFpdf199.45 K2023-12-292023-12-29

Document 7020593
Mirror: FCCID.io - 7020593
RF Exposure info
RF Exposure InfoAdobe Acrobat PDFpdf139.53 K2023-12-292023-12-29

Document 7020591
Mirror: FCCID.io - 7020591
Label and Label Location
ID Label/Location InfoAdobe Acrobat PDFpdf68.5 K2023-12-292023-12-29

Document 7020590
Mirror: FCCID.io - 7020590
Internal Photos
Internal PhotosAdobe Acrobat PDFpdf424.18 K2023-12-292023-12-29

Document 7020582
Mirror: FCCID.io - 7020582
FCC Confidentiality request letter
Cover Letter(s)Adobe Acrobat PDFpdf151.07 K2023-12-292023-12-29

Document 7020581
Mirror: FCCID.io - 7020581
FCC POA
Cover Letter(s)Adobe Acrobat PDFpdf108.3 K2023-12-292023-12-29

Document 7020580
Mirror: FCCID.io - 7020580
External Photos
External PhotosAdobe Acrobat PDFpdf495.34 K2023-12-292023-12-29

Document 7020579
Mirror: FCCID.io - 7020579
Test Report-BLE
Test ReportAdobe Acrobat PDFpdf3.92 M2023-12-292023-12-29

Document 7020578
Mirror: FCCID.io - 7020578
Covered Equipment Attestation_2.911(d)(5)(i) and (ii)
Attestation StatementsAdobe Acrobat PDFpdf92.13 K2023-12-292023-12-29

Document 7020576
Mirror: FCCID.io - 7020576
Antenna specification
Test ReportAdobe Acrobat PDFpdf545.7 K2023-12-292023-12-29

User Manual
Users ManualAdobe Acrobat PDF1.67 M2023-12-292023-12-29

US_Agent_2.911(d)(7)-U_V05
Attestation StatementsAdobe Acrobat PDF30.89 K2023-12-292023-12-29

Covered Equipment Attestation_2.911(d)(5)(i) and (ii)
Attestation StatementsAdobe Acrobat PDF92.13 K2023-12-292023-12-29

Antenna specification
Test ReportAdobe Acrobat PDF545.7 K2023-12-292023-12-29

Test Report-BLE
Test ReportAdobe Acrobat PDF3.92 M2023-12-292023-12-29

schematic
SchematicsAdobe Acrobat PDF63.36 K2023-12-29

RF Exposure info
RF Exposure InfoAdobe Acrobat PDF139.53 K2023-12-292023-12-29

Operation Description
Operational DescriptionAdobe Acrobat PDF98.06 K2023-12-29

Internal Photos
Internal PhotosAdobe Acrobat PDF424.18 K2023-12-292023-12-29

Label and Label Location
ID Label/Location InfoAdobe Acrobat PDF68.5 K2023-12-292023-12-29

External Photos
External PhotosAdobe Acrobat PDF495.34 K2023-12-292023-12-29

FCC Confidentiality request letter
Cover Letter(s)Adobe Acrobat PDF151.07 K2023-12-292023-12-29

FCC POA
Cover Letter(s)Adobe Acrobat PDF108.3 K2023-12-292023-12-29

Block Diagram
Block DiagramAdobe Acrobat PDF61.57 K2023-12-29

Test Setup Photos
Test Setup PhotosAdobe Acrobat PDF199.45 K2023-12-292023-12-29

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