WiFi&BLE; Module

ShenZhen Doctors of Intelligence & Technology Co., Ltd - Class II Permissive Change

903, 904, Building A, Building 8, International Innovation Valley, Second Dashi Road


Listed Certified Devices

Brand Device Name Model Type Certification Date
ShenZhen Doctors of Intelligence & Technology Co., Ltd WiFi&BLE; Module ESP-C20 FCC ID 2024-08-29
FCC Application Details
EquipmentWiFi&BLE; Module
FRN0034047670
Grantee Code2BB77
Product Code-ESP-C20
Applicant BusinessShenZhen Doctors of Intelligence & Technology Co., Ltd
Business Address903, 904, Building A, Building 8, International Innovation Valley, Second Dashi Road, Xili, Nanshan District, Shenzhen, N/A China
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
TCB Email[email protected]
ApplicantWanxing Zhang –
Applicant Phone
Applicant Fax/
Applicant Email[email protected]
Applicant MailStop
Test FirmShenzhen HTT Technology Co.,Ltd.
Test Firm ContactKevin Yang
Test Firm Phone
Test Firm Fax
Test Firm Email[email protected]
Certified ByWanxing Zhang – Manager
ShenZhen Doctors of Intelligence & Technology Co., Ltd WiFi&BLE; Module ESP-C20 FCC ID 2023-08-08
FCC Application Details
EquipmentWiFi&BLE; Module
FRN0034047670
Grantee Code2BB77
Product Code-ESP-C20
Applicant BusinessShenZhen Doctors of Intelligence & Technology Co., Ltd
Business Address903, 904, Building A, Building 8, International Innovation Valley, Second Dashi Road, Xili, Nanshan District, Shenzhen, N/A China
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
TCB Email[email protected]
ApplicantWanxing Zhang –
Applicant Phone
Applicant Fax/
Applicant Email[email protected]
Applicant MailStop
Test FirmShenzhen HTT Technology Co.,Ltd.
Test Firm ContactKevin Yang
Test Firm Phone
Test Firm Fax
Test Firm Email[email protected]
Certified ByWanxing Zhang – Manager

Further Details May Be Available From: fcc.id/2BB77ESPC20 or fcc.report/FCC-ID/2BB77ESPC20


DescriptionExhibit TypeFile TypeDisplay TypeFile SizeSubmission DateDate Available

Document 7615271
Mirror: FCCID.io - 7615271
User_Manual
Users ManualAdobe Acrobat PDFpdf745.71 K2024-08-292024-08-29

Document 7615270
Mirror: FCCID.io - 7615270
US_Agent_2.911(d)(7) V05
Attestation StatementsAdobe Acrobat PDFpdf1004.06 K2024-08-292024-08-29

Document 7615269
Mirror: FCCID.io - 7615269
Request Single Modular Transmitter Approval
Cover Letter(s)Adobe Acrobat PDFpdf93.51 K2024-08-292024-08-29

Document 7615267
Mirror: FCCID.io - 7615267
Label and Label Location
ID Label/Location InfoAdobe Acrobat PDFpdf89.4 K2024-08-292024-08-29

Document 7615266
Mirror: FCCID.io - 7615266
Test Report 2.4GWIFI
Test ReportAdobe Acrobat PDFpdf577.74 K2024-08-292024-08-29

Document 7615216
Mirror: FCCID.io - 7615216
Test Report-BLE
Test ReportAdobe Acrobat PDFpdf587.99 K2024-08-292024-08-29

Document 7615215
Mirror: FCCID.io - 7615215
FCC RF Exposure-MPE
RF Exposure InfoAdobe Acrobat PDFpdf170.04 K2024-08-292024-08-29

Document 7615214
Mirror: FCCID.io - 7615214
FCC POA
Cover Letter(s)Adobe Acrobat PDFpdf124.36 K2024-08-292024-08-29

Document 7615213
Mirror: FCCID.io - 7615213
FCC Declaration of Disable WLAN Channel 12 and 13
Cover Letter(s)Adobe Acrobat PDFpdf127.91 K2024-08-292024-08-29

Document 7615212
Mirror: FCCID.io - 7615212
FCC Confidentiality request letter
Cover Letter(s)Adobe Acrobat PDFpdf119.55 K2024-08-292024-08-29

Document 7615211
Mirror: FCCID.io - 7615211
Declaration Letter of Model Difference
Cover Letter(s)Adobe Acrobat PDFpdf81.33 K2024-08-292024-08-29

Document 7615210
Mirror: FCCID.io - 7615210
Covered Equipment Attestation_2.911(d)(5)(i) and (ii)
Attestation StatementsAdobe Acrobat PDFpdf74 K2024-08-292024-08-29

Document 7615205
Mirror: FCCID.io - 7615205
Class II Permissive Change Justification Letter
Cover Letter(s)Adobe Acrobat PDFpdf245.57 K2024-08-292024-08-29

Document 7615204
Mirror: FCCID.io - 7615204
appendix II EUT Internal photo
Internal PhotosAdobe Acrobat PDFpdf191.82 K2024-08-292024-08-29

Document 7615203
Mirror: FCCID.io - 7615203
appendix II EUT External photo
External PhotosAdobe Acrobat PDFpdf586.91 K2024-08-292024-08-29

Document 7615202
Mirror: FCCID.io - 7615202
appendix I EUT Test Setup photo
Test Setup PhotosAdobe Acrobat PDFpdf133.56 K2024-08-292024-08-29

Document 7615201
Mirror: FCCID.io - 7615201
Antenna specification
Test ReportAdobe Acrobat PDFpdf862.32 K2024-08-292024-08-29

Document 6716973
Mirror: FCCID.io - 6716973
User_Manual
Users ManualAdobe Acrobat PDFpdf702.82 K2023-08-082023-08-08

Document 6716972
Mirror: FCCID.io - 6716972
US_Agent_2.911(d)(7) V05
Attestation StatementsAdobe Acrobat PDFpdf1004.06 K2023-08-082023-08-08

Document 6716970
Mirror: FCCID.io - 6716970
Request Single Modular Transmitter Approval
Cover Letter(s)Adobe Acrobat PDFpdf203.4 K2023-08-082023-08-08

Document 6716968
Mirror: FCCID.io - 6716968
Label and Label Location
ID Label/Location InfoAdobe Acrobat PDFpdf80.68 K2023-08-082023-08-08

Document 6716967
Mirror: FCCID.io - 6716967
Test Report 2.4GWIFI
Test ReportAdobe Acrobat PDFpdf2.89 M2023-08-082023-08-08

Document 6716966
Mirror: FCCID.io - 6716966
Test Report-BLE
Test ReportAdobe Acrobat PDFpdf1.42 M2023-08-082023-08-08

Document 6716965
Mirror: FCCID.io - 6716965
FCC RF Exposure-MPE
RF Exposure InfoAdobe Acrobat PDFpdf169.89 K2023-08-082023-08-08

Document 6716964
Mirror: FCCID.io - 6716964
FCC POA
Cover Letter(s)Adobe Acrobat PDFpdf116.03 K2023-08-082023-08-08

Document 6716963
Mirror: FCCID.io - 6716963
FCC Declaration of Disable WLAN Channel 12 and 13
Cover Letter(s)Adobe Acrobat PDFpdf111.76 K2023-08-082023-08-08

Document 6716962
Mirror: FCCID.io - 6716962
FCC Confidentiality request letter
Cover Letter(s)Adobe Acrobat PDFpdf163.05 K2023-08-082023-08-08

Document 6716961
Mirror: FCCID.io - 6716961
Declaration Letter of Model Difference
Cover Letter(s)Adobe Acrobat PDFpdf93.15 K2023-08-082023-08-08

Document 6716960
Mirror: FCCID.io - 6716960
Covered Equipment Attestation_2.911(d)(5)(i) and (ii)
Attestation StatementsAdobe Acrobat PDFpdf100.86 K2023-08-082023-08-08

Document 6716958
Mirror: FCCID.io - 6716958
appendix II EUT Internal photo
Internal PhotosAdobe Acrobat PDFpdf199.06 K2023-08-082023-08-08

Document 6716957
Mirror: FCCID.io - 6716957
appendix II EUT External photo
External PhotosAdobe Acrobat PDFpdf410.76 K2023-08-082023-08-08

Document 6716956
Mirror: FCCID.io - 6716956
appendix I EUT Test setup photo
Test Setup PhotosAdobe Acrobat PDFpdf192.79 K2023-08-082023-08-08

Document 6716955
Mirror: FCCID.io - 6716955
Antenna specification
Test ReportAdobe Acrobat PDFpdf788.87 K2023-08-082023-08-08

appendix II EUT Internal photo
Internal PhotosAdobe Acrobat PDF191.82 K2024-08-292024-08-29

Request Single Modular Transmitter Approval
Cover Letter(s)Adobe Acrobat PDF93.51 K2024-08-292024-08-29

Label and Label Location
ID Label/Location InfoAdobe Acrobat PDF89.4 K2024-08-292024-08-29

appendix II EUT External photo
External PhotosAdobe Acrobat PDF586.91 K2024-08-292024-08-29

FCC Declaration of Disable WLAN Channel 12 and 13
Cover Letter(s)Adobe Acrobat PDF127.91 K2024-08-292024-08-29

appendix I EUT Test Setup photo
Test Setup PhotosAdobe Acrobat PDF133.56 K2024-08-292024-08-29

Class II Permissive Change Justification Letter
Cover Letter(s)Adobe Acrobat PDF245.57 K2024-08-292024-08-29

FCC POA
Cover Letter(s)Adobe Acrobat PDF124.36 K2024-08-292024-08-29

Declaration Letter of Model Difference
Cover Letter(s)Adobe Acrobat PDF81.33 K2024-08-292024-08-29

Antenna specification
Test ReportAdobe Acrobat PDF862.32 K2024-08-292024-08-29

FCC Confidentiality request letter
Cover Letter(s)Adobe Acrobat PDF119.55 K2024-08-292024-08-29

Test Report 2.4GWIFI
Test ReportAdobe Acrobat PDF577.74 K2024-08-292024-08-29

Covered Equipment Attestation_2.911(d)(5)(i) and (ii)
Attestation StatementsAdobe Acrobat PDF74 K2024-08-292024-08-29

US_Agent_2.911(d)(7) V05
Attestation StatementsAdobe Acrobat PDF1004.06 K2024-08-292024-08-29

Test Report-BLE
Test ReportAdobe Acrobat PDF587.99 K2024-08-292024-08-29

FCC RF Exposure-MPE
RF Exposure InfoAdobe Acrobat PDF170.04 K2024-08-292024-08-29

Operation Description
Operational DescriptionAdobe Acrobat PDF124.87 K2024-08-29

Block Diagram
Block DiagramAdobe Acrobat PDF86.38 K2023-08-08

appendix I EUT Test setup photo
Test Setup PhotosAdobe Acrobat PDF192.79 K2023-08-082023-08-08

schematic
SchematicsAdobe Acrobat PDF59.24 K2023-08-08

User_Manual
Users ManualAdobe Acrobat PDF702.82 K2023-08-082023-08-08

Related FCC IDs: