FCC ID 2A7DX-MARINE2

4G Smartphone

by DOKE COMMUNICATION (HK) LIMITED

Grantee Code: 2A7DX   Product Code: MARINE2
Latest application date: 2025-07-31

FCC ID Device Details

FCC ID2A7DX-MARINE2
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2A7DX
Product CodeMARINE2
Applicant BusinessDOKE COMMUNICATION (HK) LIMITED 🇨🇳
Related Domains blackview.hk
Equipment Class4G Smartphone
Test FirmJianYan Testing Group Shenzhen Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
704-711 MHzOriginal Equipment2025-07-31
2402-2480 MHzOriginal Equipment2025-07-31
5180-5240 MHzOriginal Equipment2025-07-31
13.56 MHzOriginal Equipment2025-07-31
2402-2480 MHzOriginal Equipment2025-07-31

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-01-27PDF 466.8 KB
manualUsers Manual2026-01-27PDF 466.8 KB
Internal photosInternal Photos2026-01-27PDF 2.5 MB
External photosExternal Photos2026-01-27PDF 1,022.1 KB
FCC Label locationID Label/Location Info2025-07-31PDF 237.3 KB
FCC label locationID Label/Location Info2025-07-31PDF 237.3 KB
Setup Photos JBPTest Setup Photos2026-01-27PDF 366.5 KB
Setup Photos NFCTest Setup Photos2026-01-27PDF 345.4 KB
Test Setup PhotosTest Setup Photos2026-01-27PDF 425.4 KB
Test Setup Photos PCETest Setup Photos2026-01-27PDF 365.8 KB
test setup photos SARTest Setup Photos2026-01-27PDF 466 KB
Antenna Test Data ReportTest Report2025-07-31PDF 2.5 MB
Appendix 2.4G Wi-FiTest Report2025-07-31PDF 5.2 MB
Appendix 5.2G Wi-FiTest Report2025-07-31PDF 4.2 MB
Appendix 5.8G Wi-FiTest Report2025-07-31PDF 4.2 MB
Appendix A BLE 1M PHYTest Report2025-07-31PDF 1.5 MB
Appendix B BLE 2M PHYTest Report2025-07-31PDF 1.5 MB
Appendix BTTest Report2025-07-31PDF 4.9 MB
Appendix C BLE CODED PHYTest Report2025-07-31PDF 1.4 MB
Appendix D BLE CODED PHYTest Report2025-07-31PDF 1.4 MB
Appendix GSMTest Report2025-07-31PDF 4.2 MB
Appendix LTE(Page.1-Page.90)Test Report2025-07-31PDF 5.7 MB
Appendix LTE(Page.103-Page.114)Test Report2025-07-31PDF 5.2 MB
Appendix LTE(Page.115-Page.126)Test Report2025-07-31PDF 5.2 MB
Appendix LTE(Page.127-Page.138)Test Report2025-07-31PDF 5.2 MB
Appendix LTE(Page.139-Page.150)Test Report2025-07-31PDF 5.2 MB
Appendix LTE(Page.151-Page.172)Test Report2025-07-31PDF 5.4 MB
Appendix LTE(Page.173-Page.184)Test Report2025-07-31PDF 5.4 MB
Appendix LTE(Page.185-Page.196)Test Report2025-07-31PDF 5.8 MB
Appendix LTE(Page.197-Page.207)Test Report2025-07-31PDF 5.4 MB
Appendix LTE(Page.208-Page.218)Test Report2025-07-31PDF 5.2 MB
Appendix LTE(Page.219-Page.239)Test Report2025-07-31PDF 5.3 MB
Appendix LTE(Page.240-Page.257)Test Report2025-07-31PDF 5.5 MB
Appendix LTE(Page.258-Page.275)Test Report2025-07-31PDF 5.7 MB
Appendix LTE(Page.276-Page.293)Test Report2025-07-31PDF 5.8 MB
Appendix LTE(Page.294-Page.311)Test Report2025-07-31PDF 5.4 MB
Appendix LTE(Page.312-Page.338)Test Report2025-07-31PDF 2.2 MB
Appendix LTE(Page.339-Page.343)Test Report2025-07-31PDF 4.9 MB
Appendix LTE(Page.91-Page.102)Test Report2025-07-31PDF 5.2 MB
Appendix WCDMATest Report2025-07-31PDF 4.3 MB
FCC 15.225 NFCTest Report2025-07-31PDF 2.4 MB
FCC 15BTest Report2025-07-31PDF 1.6 MB
FCC 2.4G Wi-FiTest Report2025-07-31PDF 2.7 MB
FCC 5G Wi-FiTest Report2025-07-31PDF 1.8 MB
FCC BLETest Report2025-07-31PDF 2.8 MB
FCC BT ReportTest Report2025-07-31PDF 2.4 MB
FCC GSMTest Report2025-07-31PDF 689.9 KB
FCC LTETest Report2025-07-31PDF 998 KB
FCC WCDMATest Report2025-07-31PDF 717.2 KB
2.911 (d)(5)(i)CertificationEquipmentTypev1.2Attestation Statements2025-07-31PDF 131 KB
2.911 (d)(5)(ii)CertificationApplicantv1.3Attestation Statements2025-07-31PDF 131.3 KB
2.911 (d)(7)USAgentforServiceofProcessv1.3Attestation Statements2025-07-31PDF 104.9 KB
FCC Letter of Authorization Rev 1.0Cover Letter(s)2025-07-31PDF 88.9 KB
FCC Short & Long Term Confidentiality Request Rev4.1Cover Letter(s)2025-07-31PDF 19.3 KB
FCC Software Configuration Control Declaration Rev1.1Cover Letter(s)2025-07-31PDF 16.1 KB
FCC SAR Report(Page.1-Page.103)RF Exposure Info2025-07-31PDF 3.7 MB
FCC SAR Report(Page.104-Page.138)RF Exposure Info2025-07-31PDF 2.9 MB
FCC SAR System Calibration CertificateRF Exposure Info2025-07-31PDF 4.8 MB
Block Diagram Metadata onlyBlock DiagramPDF 3 MB
SCH Metadata onlySchematicsPDF 4.1 MB
OP Metadata onlyOperational DescriptionPDF 103.6 KB
FCC SW SECURITY DESCRIPTION Metadata onlySDR Software/Security Info.PDF 87.6 KB
BOM Metadata onlyParts List/Tune Up InfoPDF 426.7 KB
Tune up procedure Metadata onlyParts List/Tune Up InfoPDF 573.3 KB

Application Information

Application IDo3YGujNIxifyLAaUtlWpFQ==
Final Action Date2025-07-31
Application PurposeOriginal Equipment
Applicant FRN0032533945
ModelMARINE2
Frequency Range704-711 MHz
Equipment ClassPCE - PCS Licensed Transmitter held to ear
Device Description4G Smartphone
Responsible PartyLynne Chen, manager, lynne@blackview.hk , 18825230528
Technical ContactDOKE COMMUNICATION (HK) LIMITED, lynne@blackview.hk
Test FirmBruce Zhang, JianYan Testing Group Shenzhen Co., Ltd., Zhangyonggang.JYTsz@lets.com , +86 (0) 755 23118282
TCB Emailcertification@micomlabs.com
TCB ScopeB1: Commercial mobile radio services equipment in the following 47 CFR Parts 20, 22 (cellular), 24,25 (below 3 GHz) & 27
Short-Term ConfidentialityYes
Short-Term Confidentiality Date01/27/2026
Long-Term ConfidentialityYes
Grant DeferralNo
Modular EquipmentDoes not apply
Composite DeviceYes
Composite PartNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo
Grant CommentsPower output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. SAR compliance for body-worn operating configurations is limited to the specific configurations tested for this filing. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the body of the user. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn, hotspot and simultaneous SAR accessory is 0.34 W/kg, 0.94 W/kg, 0.94 W/kg and 1.29 W/kg respectively. This device also contains functions that are not operational in U.S. Territories. This filing is only applicable for US operations.

Applications

Application IDDatePurpose
o3YGujNIxifyLAaUtlWpFQ==2025-07-31Original Equipment
o+klb1ZOnc17XDugr+Bjkw==2025-07-31Original Equipment
ic5T21BGFVB6sotRtglMGA==2025-07-31Original Equipment
YZW1JQ5DKF1+PV18dSaMhQ==2025-07-31Original Equipment
U89icdQdCMfzc2J87UKubQ==2025-07-31Original Equipment
KHbj9a0IBHGkudd8Hiw3WQ==2025-07-31Original Equipment

Equipment Authorization

FrequencyOutputToleranceGrant Notes
CC
13.56 MHzCC
704-711 MHz0.1191240.015279ppm
704-711 MHz0.0859010.044ppm
709-711 MHz0.1276440.072169ppm
709-711 MHz0.0926830.062183ppm
779.5-784.5 MHz0.1104080.04977ppm
782 MHz0.1093960.04977ppm
782 MHz0.083560.044028ppm
816.5-821.5 MHz0.1694340.054237ppm
819 MHz0.1648160.054237ppm
819 MHz0.1361440.053626ppm
826.4-846.6 MHz0.1140250.003909ppm
829-844 MHz0.1761980.048858ppm
829-844 MHz0.1503140.056318ppm
829-844 MHz0.1258930.020968ppm
831.5-841.5 MHz0.1745820.048858ppm
831.5-841.5 MHz0.1552390.057513ppm
1712.4-1752.6 MHz0.228560.003936ppm
1720-1770 MHz0.4207270.025536ppm
1720-1770 MHz0.3475360.032309ppm
1720-1745 MHz0.3890450.022286ppm
1720-1745 MHz0.3531830.024935ppm
1850.2-1909.8 MHz0.5284450.008207ppm
1852.4-1907.6 MHz0.2147830.00491ppm
1860-1900 MHz0.344350.026426ppm
1860-1900 MHz0.2805430.015521ppm
2402-2480 MHz0.0064420CC
2402-2480 MHz0.002764CC
2412-2462 MHz0.041783CC
2501-2685 MHz0.2964830.011176ppm
2502.5-2567.5 MHz0.2766940.023846ppm
2506-2680 MHz0.2917430.011176ppm
2506-2680 MHz0.2851020.011419ppm
2510-2560 MHz0.2710190.023846ppm
2510-2560 MHz0.2582260.015976ppm
5180-5240 MHz0.005117CC
5745-5825 MHz0.008511CC

Grants

TCB Grant - Application YZW1JQ5DKF1+PV18dSaMhQ==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/31/2025

Application Dated: 07/31/2025
DOKE COMMUNICATION (HK) LIMITED
19H MAXGRAND PLAZA NO 3
TAI YAU STREET SAN PO KONG
KL,
China
 
Attention: Lynne Chen , manager

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:  2A7DX-MARINE2
Name of Grantee:  DOKE COMMUNICATION (HK) LIMITED
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: 4G Smartphone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 13.56  -  13.56  


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application U89icdQdCMfzc2J87UKubQ==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/31/2025

Application Dated: 07/31/2025
DOKE COMMUNICATION (HK) LIMITED
19H MAXGRAND PLAZA NO 3
TAI YAU STREET SAN PO KONG
KL,
China
 
Attention: Lynne Chen , manager

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:  2A7DX-MARINE2
Name of Grantee:  DOKE COMMUNICATION (HK) LIMITED
Equipment Class: Part 15 Class B Computing Device Peripheral
Notes: 4G Smartphone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15B  - 


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application o3YGujNIxifyLAaUtlWpFQ==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/31/2025

Application Dated: 07/31/2025
DOKE COMMUNICATION (HK) LIMITED
19H MAXGRAND PLAZA NO 3
TAI YAU STREET SAN PO KONG
KL,
China
 
Attention: Lynne Chen , manager

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:  2A7DX-MARINE2
Name of Grantee:  DOKE COMMUNICATION (HK) LIMITED
Equipment Class: PCS Licensed Transmitter held to ear
Notes: 4G Smartphone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
22H 824.2  -  848.8 0.968278 0.019101  PM 245KGXW
22H 824.2  -  848.8 0.186209 0.02246  PM 244KG7W
24E 1850.2  -  1909.8 1.042317 0.010372  PM 244KGXW
24E 1850.2  -  1909.8 0.528445 0.008207  PM 246KG7W
22H 826.4  -  846.6 0.114025 0.003909  PM 4M16F9W
27 1712.4  -  1752.6 0.22856 0.003936  PM 4M15F9W
24E 1852.4  -  1907.6 0.214783 0.00491  PM 4M14F9W
24E 1860.0  -  1900.0 0.34435 0.026426  PM 18M0G7D
24E 1860.0  -  1900.0 0.280543 0.015521  PM 18M0W7D
27 2502.5  -  2567.5 0.276694 0.023846  PM 4M53G7D
27 2510.0  -  2560.0 0.271019 0.023846  PM 18M0G7D
27 2510.0  -  2560.0 0.258226 0.015976  PM 18M0W7D
27 704.0  -  711.0 0.119124 0.015279  PM 9M03G7D
27 704.0  -  711.0 0.085901 0.044  PM 9M03W7D
27 779.5  -  784.5 0.110408 0.04977  PM 4M52G7D
27 782.0  -  782.0 0.109396 0.04977  PM 8M98G7D
27 782.0  -  782.0 0.08356 0.044028  PM 8M98W7D
22H 829.0  -  844.0 0.176198 0.048858  PM 9M01G7D
22H 831.5  -  841.5 0.174582 0.048858  PM 13M5G7D
22H 831.5  -  841.5 0.155239 0.057513  PM 13M5W7D
90 816.5  -  821.5 0.169434 0.054237  PM 4M52G7D
90 819.0  -  819.0 0.164816 0.054237  PM 9M00G7D
90 819.0  -  819.0 0.136144 0.053626  PM 8M99W7D
27 2501.0  -  2685.0 0.296483 0.011176  PM 9M01G7D
27 2506.0  -  2680.0 0.291743 0.011176  PM 18M0G7D
27 2506.0  -  2680.0 0.285102 0.011419  PM 18M0W7D
27 1720.0  -  1770.0 0.420727 0.025536  PM 18M1G7D
27 1720.0  -  1770.0 0.347536 0.032309  PM 18M1W7D
27 1720.0  -  1745.0 0.389045 0.022286  PM 18M0G7D
27 1720.0  -  1745.0 0.353183 0.024935  PM 18M0W7D
22H 829.0  -  844.0 0.150314 0.056318  PM 9M00G7D
22H 829.0  -  844.0 0.125893 0.020968  PM 9M00W7D
27 709.0  -  711.0 0.127644 0.072169  PM 9M00G7D
27 709.0  -  711.0 0.092683 0.062183  PM 8M99W7D

Power output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. SAR compliance for body-worn operating configurations is limited to the specific configurations tested for this filing. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the body of the user. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn, hotspot and simultaneous SAR accessory is 0.34 W/kg, 0.94 W/kg, 0.94 W/kg and 1.29 W/kg respectively. This device also contains functions that are not operational in U.S. Territories. This filing is only applicable for US operations.

TCB Grant - Application o+klb1ZOnc17XDugr+Bjkw==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/31/2025

Application Dated: 07/31/2025
DOKE COMMUNICATION (HK) LIMITED
19H MAXGRAND PLAZA NO 3
TAI YAU STREET SAN PO KONG
KL,
China
 
Attention: Lynne Chen , manager

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:  2A7DX-MARINE2
Name of Grantee:  DOKE COMMUNICATION (HK) LIMITED
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: 4G Smartphone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2402.0  -  2480.0 0.006442  

Output power listed is conducted power. SAR compliance for body-worn operating configurations is limited to the specific configurations tested for this filing. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the body of the user. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn, hotspot and simultaneous SAR accessory is 0.01 W/kg, 0.02 W/kg, 0.02 W/kg and 1.29 W/kg respectively.

CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application KHbj9a0IBHGkudd8Hiw3WQ==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/31/2025

Application Dated: 07/31/2025
DOKE COMMUNICATION (HK) LIMITED
19H MAXGRAND PLAZA NO 3
TAI YAU STREET SAN PO KONG
KL,
China
 
Attention: Lynne Chen , manager

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:  2A7DX-MARINE2
Name of Grantee:  DOKE COMMUNICATION (HK) LIMITED
Equipment Class: Digital Transmission System
Notes: 4G Smartphone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2412.0  -  2462.0 0.041783  
CC 15C 2402.0  -  2480.0 0.002764  

Output power listed is conducted power. This device contains 20 and 40 MHz signal bandwidth. SAR compliance for body-worn operating configurations is limited to the specific configurations tested for this filing. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the body of the user. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn, hotspot and simultaneous SAR accessory is 0.33 W/kg, 0.31 W/kg, 0.32 W/kg and 1.29 W/kg respectively.

CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application ic5T21BGFVB6sotRtglMGA==

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

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 07/31/2025

Application Dated: 07/31/2025
DOKE COMMUNICATION (HK) LIMITED
19H MAXGRAND PLAZA NO 3
TAI YAU STREET SAN PO KONG
KL,
China
 
Attention: Lynne Chen , manager

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:  2A7DX-MARINE2
Name of Grantee:  DOKE COMMUNICATION (HK) LIMITED
Equipment Class: Unlicensed National Information Infrastructure TX
Notes: 4G Smartphone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15E 5180.0  -  5240.0 0.005117  
CC 15E 5745.0  -  5825.0 0.008511  

Output power listed is conducted power. This device contains 20, 40 and 80 MHz signal bandwidth. SAR compliance for body-worn operating configurations is limited to the specific configurations tested for this filing. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and must provide at least 10 mm separation between the device and the body of the user. End-users must be informed of the body-worn operating requirements for satisfying RF exposure compliance. The highest reported SAR for head, body-worn, hotspot and simultaneous SAR accessory is 0.61 W/kg, 0.36 W/kg, 0.36 W/kg and 1.29 W/kg respectively.

CC: This device is certified pursuant to two different Part 15 rules sections.