1. FCC ID
  2. XD6
  3. XD6B321MH

FCC ID XD6B321MH

Weymouth

by Shenzhen Tinno Mobile Technology Corp

Grantee Code: XD6   Product Code: B321MH
Latest application date: 2025-05-20

FCC ID Device Details

FCC IDXD6B321MH
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeXD6
Product CodeB321MH
Applicant BusinessShenzhen Tinno Mobile Technology Corp 🇨🇳
Related Domains tinno.com
Equipment ClassWeymouth
Test FirmTelecommunication Technology Labs, CAICT

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
665.5-695.5 MHzOriginal Equipment2025-05-20
5180-5240 MHzOriginal Equipment2025-05-20
2412-2462 MHzOriginal Equipment2025-05-20
617-652 MHzOriginal Equipment2025-05-20

Exhibits

DocumentTypeAvailableFile
TempConfidential_TMO_Weymouth_UG_EN_V2_250519 Part1Users Manual2025-11-17PDF 5.4 MB
TempConfidential_TMO_Weymouth_UG_EN_V2_250519 Part2Users Manual2025-11-17PDF 2.2 MB
TempConfidential_InternalInternal Photos2025-11-17PDF 1.1 MB
TempConfidential_ExternalExternal Photos2025-11-17PDF 1.6 MB
Label LocationID Label/Location Info2025-05-20PDF 122 KB
TempConfidential_Test Setup PhotosTest Setup Photos2025-11-17PDF 1.8 MB
TempConfidential_The Photos of SAR test -25T04Z100481_006Test Setup Photos2025-11-17PDF 767.6 KB
25T04Z100481-001-LTE Part1Test Report2025-05-20PDF 3.3 MB
25T04Z100481-001-LTE Part2Test Report2025-05-20PDF 3.3 MB
25T04Z100481-002-NR Part1Test Report2025-05-20PDF 5.1 MB
25T04Z100481-002-NR Part2Test Report2025-05-20PDF 5.3 MB
25T04Z100481-003_FCC_Report_WLAN_2.4G_Rev0 Part1Test Report2025-05-20PDF 4.9 MB
25T04Z100481-003_FCC_Report_WLAN_2.4G_Rev0 Part2Test Report2025-05-20PDF 2.4 MB
25T04Z100481-004_FCC_Report_WLAN 5.0G_Rev1Test Report2025-05-20PDF 3.7 MB
25T04Z100481-005_FCC_Report_WLAN 5.8G_Rev1Test Report2025-05-20PDF 3.1 MB
25T04Z100481-007 FCC 15B Rev0 r1Test Report2025-05-20PDF 1.1 MB
B321_Antenna_data_sheet_20250520Test Report2025-05-20PDF 1.3 MB
7.ACB-FORM-FCC-Application-Letters Rev 17 R2 - U.S. Agent Letter for Service ofAttestation Statements2025-05-20PDF 247.9 KB
ACB-FORM-FCC-Application-Letters-Covered-List-Attestation-0429Attestation Statements2025-05-20PDF 248 KB
ACB-FORM-FCC-Application-Letters-Agency-Letter-0429Cover Letter(s)2025-05-20PDF 178.4 KB
ACB-FORM-FCC-Application-Letters-Confidentiality-Letter-0429Cover Letter(s)2025-05-20PDF 184.8 KB
Declaration of Frequency Stability__HW-0429Cover Letter(s)2025-05-20PDF 189.5 KB
25T04Z100481_006_SAR_Rev0RF Exposure Info2025-05-20PDF 3.6 MB
ANNEX-25T04Z100481_006_part1RF Exposure Info2025-05-20PDF 5.4 MB
ANNEX-25T04Z100481_006_part2RF Exposure Info2025-05-20PDF 5.5 MB
ANNEX-25T04Z100481_006_part3RF Exposure Info2025-05-20PDF 2.1 MB
Confidential_B321MH_MIFI_Block diagram_V0.1_20250227 Metadata onlyBlock DiagramPDF 195.8 KB
Confidential_B321MH_MB_V0D2_20250208_1717 Metadata onlySchematicsPDF 670.5 KB
Confidential_Antenna Gain location B321MH_0520 Metadata onlyOperational DescriptionPDF 93.6 KB
Confidential_B321MH Operation description_20250520_rev Metadata onlyOperational DescriptionPDF 1 MB
Confidential_B321MH SAR Principle Metadata onlyOperational DescriptionPDF 97.8 KB
Confidential_B321MH_Device SW security statement letter-SW-0429 Metadata onlyOperational DescriptionPDF 190.2 KB
Confidential_B321MH-Main EBOM-20250213 Metadata onlyParts List/Tune Up InfoPDF 106.6 KB
Confidential_B321MH_Tune-up__20250520 Metadata onlyParts List/Tune Up InfoPDF 356.4 KB

Application Information

Application IDy3ht3CBRf3h+oZI1IvBq9A==
Final Action Date2025-05-20
Application PurposeOriginal Equipment
Applicant FRN0018783100
ModelB321MH
Equipment ClassJBP - Part 15 Class B Computing Device Peripheral
Device DescriptionWeymouth
Responsible Partyxiaoping LI, Manager, xiaoping.li@tinno.com , (86) 755-86095550
AgentBo Bo Bo, CTTL, Telecommunication Technology Labs, CAICT, libo@caict.ac.cn , 86-10-62304633-2513
Technical ContactXue Zhen, CTTL, Telecommunication Technology Labs, CAICT, xuezhen@caict.ac.cn , 86-10-62304633
Test FirmJiyang Zhu, Telecommunication Technology Labs, CAICT, zhujiyang@caict.ac.cn , 008601062305048
TCB Emailhotline@acbcert.com
TCB ScopeA1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices
Short-Term ConfidentialityYes
Short-Term Confidentiality Date11/17/2025
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 CommentsThis device contains 2.4GHz WLAN, 5GHz WLAN and LTE/5G NR transmitters.

Applications

Application IDDatePurpose
y3ht3CBRf3h+oZI1IvBq9A==2025-05-20Original Equipment
P766f1/y0+qB/kXIvlxaFQ==2025-05-20Original Equipment
P1T2pVktMCYFLz990iTFuQ==2025-05-20Original Equipment
DxJTRepHB+zo+jxndAk56Q==2025-05-20Original Equipment
+NUMfU5S+W1S8UJhyJQR2g==2025-05-20Original Equipment

Equipment Authorization

FrequencyOutputToleranceGrant Notes
CC
617-652 MHzCC
665.5-695.5 MHz0.0750.1ppm
665.5-695.5 MHz0.04490.1ppm
668-693 MHz0.03560.1ppm
673-688 MHz0.07330.1ppm
673-688 MHz0.06790.1ppm
673-688 MHz0.04190.1ppm
673-688 MHz0.0330.1ppm
701.5-713.5 MHz0.04360.1ppm
701.5-713.5 MHz0.03480.1ppm
704-711 MHz0.0430.1ppm
704-711 MHz0.03410.1ppm
729-746 MHzCC
1712.5-1777.5 MHz0.13180.1ppm
1715-1775 MHz0.13710.1ppm
1720-1770 MHz0.12880.1ppm
1720-1770 MHz0.11910.1ppm
1720-1770 MHz0.17060.1ppm
1730-1760 MHz0.16560.1ppm
1730-1760 MHz0.13340.1ppm
1852.5-1912.5 MHz0.09330.1ppm
1852.5-1912.5 MHz0.07310.1ppm
1852.5-1912.5 MHz0.10540.1ppm
1860-1905 MHz0.09570.1ppm
1860-1905 MHz0.09040.1ppm
1860-1905 MHz0.07130.1ppm
1860-1905 MHz0.1030.1ppm
2412-2462 MHz0.3304000CC
2511-2674.98 MHz0.32730.1ppm
2521.02-2664.99 MHz0.25880.1ppm
2546.01-2640 MHz0.29650.1ppm
2546.01-2640 MHz0.23930.1ppm
5180-5240 MHz0.0733CC
5745-5825 MHz0.0604CC

Grants

TCB Grant - Application y3ht3CBRf3h+oZI1IvBq9A==

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

  ACB, Inc.
313 Park Avenue Suite 300
Falls Church, VA 22046
Date of Grant: 05/20/2025

Application Dated: 05/20/2025
Shenzhen Tinno Mobile Technology Corp
27-001, South side of Tianlong mobile HQ Building,
Tongfa South Road, Xili Street, Nanshan District
Shenzhen,Guangdong Province, 518000
China
 
Attention: xiaoping LI , 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:  XD6B321MH
Name of Grantee:  Shenzhen Tinno Mobile Technology Corp
Equipment Class: Part 15 Class B Computing Device Peripheral
Notes: Weymouth
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15B  - 

This device contains 2.4GHz WLAN, 5GHz WLAN and LTE/5G NR transmitters.

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

TCB Grant - Application P766f1/y0+qB/kXIvlxaFQ==

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

  ACB, Inc.
313 Park Avenue Suite 300
Falls Church, VA 22046
Date of Grant: 05/20/2025

Application Dated: 05/20/2025
Shenzhen Tinno Mobile Technology Corp
27-001, South side of Tianlong mobile HQ Building,
Tongfa South Road, Xili Street, Nanshan District
Shenzhen,Guangdong Province, 518000
China
 
Attention: xiaoping LI , 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:  XD6B321MH
Name of Grantee:  Shenzhen Tinno Mobile Technology Corp
Equipment Class: PCS Licensed Transmitter
Notes: Weymouth
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
24E 1852.5  -  1907.5 0.1459 0.1  PM 4M50G7D
24E 1860.0  -  1900.0 0.1442 0.1  PM 18M0G7D
24E 1860.0  -  1900.0 0.1337 0.1  PM 17M9W7D
27 701.5  -  713.5 0.0436 0.1  PM 4M50G7D
27 704.0  -  711.0 0.043 0.1  PM 9M00G7D
27 701.5  -  713.5 0.0348 0.1  PM 4M48W7D
27 704.0  -  711.0 0.0341 0.1  PM 8M95W7D
24E 1852.5  -  1912.5 0.1054 0.1  PM 4M50G7D
24E 1860.0  -  1905.0 0.103 0.1  PM 18M0G7D
24E 1860.0  -  1905.0 0.0957 0.1  PM 18M0W7D
27 1712.5  -  1777.5 0.1318 0.1  PM 4M50G7D
27 1720.0  -  1770.0 0.1288 0.1  PM 17M9G7D
27 1720.0  -  1770.0 0.1191 0.1  PM 18M0W7D
27 665.5  -  695.5 0.075 0.1  PM 4M50G7D
27 673.0  -  688.0 0.0733 0.1  PM 17M9G7D
27 673.0  -  688.0 0.0679 0.1  PM 18M0W7D
24E 1860.0  -  1905.0 0.0904 0.1  PM 18M0G7D
24E 1852.5  -  1912.5 0.0933 0.1  PM 4M54G7D
24E 1852.5  -  1912.5 0.0731 0.1  PM 4M51W7D
24E 1860.0  -  1905.0 0.0713 0.1  PM 18M0W7D
27 2511.0  -  2674.98 0.3273 0.1  PM 27M0G7D
27 2546.01  -  2640.0 0.2965 0.1  PM 97M4G7D
27 2521.02  -  2664.99 0.2588 0.1  PM 46M0W7D
27 2546.01  -  2640.0 0.2393 0.1  PM 97M0W7D
27 1720.0  -  1770.0 0.1706 0.1  PM 18M0G7D
27 1730.0  -  1760.0 0.1656 0.1  PM 38M8G7D
27 1715.0  -  1775.0 0.1371 0.1  PM 9M00W7D
27 1730.0  -  1760.0 0.1334 0.1  PM 38M9W7D
27 665.5  -  695.5 0.0449 0.1  PM 4M53G7D
27 673.0  -  688.0 0.0419 0.1  PM 18M0G7D
27 668.0  -  693.0 0.0356 0.1  PM 9M01W7D
27 673.0  -  688.0 0.033 0.1  PM 18M0W7D

Power output is ERP for Part 27 and EIRP for Part 24/27. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and which provide at least 5 mm separation between the device and the user's body. End users must be informed of the body worn requirements for satisfying RF Exposure compliance. The highest reported SAR for body-worn accessory, product specific (wireless router) and simultaneous transmission exposure conditions are 1.19 W/kg, 1.31 W/kg and 1.49W/kg, respectively.

This filing is only applicable for 600 MHz, 700 MHz MBS, 1700 MHz AWS, 1900 MHz PCS and 2500 MHz BRS/EBS operations.

This device has 1.4/3/5/10/15/20 MHz bandwidth modes for LTE Band 2/4/25/66; 1.4/3/5/10 MHz bandwidth modes for LTE Band 12 and 5/10/15/20 MHz bandwidth modes for LTE Band 17.

This device also has 5/10/15/20 MHz bandwidth modes for 5G NR n25/n71; 5/10/15/20/25/30/40 MHz bandwidth modes for 5G NR n66 and 10/15/20/30/40/50/60/80/90/100 MHz bandwidth modes for 5G NR n41.

This device also contains 2.4GHz WLAN and 5GHz WLAN transmitters.


TCB Grant - Application P1T2pVktMCYFLz990iTFuQ==

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

  ACB, Inc.
313 Park Avenue Suite 300
Falls Church, VA 22046
Date of Grant: 05/20/2025

Application Dated: 05/20/2025
Shenzhen Tinno Mobile Technology Corp
27-001, South side of Tianlong mobile HQ Building,
Tongfa South Road, Xili Street, Nanshan District
Shenzhen,Guangdong Province, 518000
China
 
Attention: xiaoping LI , 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:  XD6B321MH
Name of Grantee:  Shenzhen Tinno Mobile Technology Corp
Equipment Class: Unlicensed National Information Infrastructure TX
Notes: Weymouth
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15E 5180.0  -  5240.0 0.0733  
CC 15E 5745.0  -  5825.0 0.0604  

Power output is conducted. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and which provide at least 5 mm separation between the device and the user's body. End users must be informed of the body worn requirements for satisfying RF Exposure compliance. The highest reported SAR for product specific (wireless router) and simultaneous transmission exposure conditions are 1.27 W/kg and 1.49 W/kg, respectively.

This device supports 20 MHz, 40 MHz and 80 MHz BW modes in 5G WLAN transmitter and it also contains 2.4GHz WLAN and LTE/5G NR transmitters.


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

TCB Grant - Application DxJTRepHB+zo+jxndAk56Q==

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

  ACB, Inc.
313 Park Avenue Suite 300
Falls Church, VA 22046
Date of Grant: 05/20/2025

Application Dated: 05/20/2025
Shenzhen Tinno Mobile Technology Corp
27-001, South side of Tianlong mobile HQ Building,
Tongfa South Road, Xili Street, Nanshan District
Shenzhen,Guangdong Province, 518000
China
 
Attention: xiaoping LI , 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:  XD6B321MH
Name of Grantee:  Shenzhen Tinno Mobile Technology Corp
Equipment Class: Digital Transmission System
Notes: Weymouth
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15C 2412.0  -  2462.0 0.3304  

Power output is conducted. Body-worn operations are restricted to belt-clips, holsters or similar accessories that have no metallic component in the assembly and which provide at least 5 mm separation between the device and the user's body. End users must be informed of the body worn requirements for satisfying RF Exposure compliance. The highest reported SAR for product specific (wireless router) and simultaneous transmission exposure conditions are 0.68 W/kg and 1.49 W/kg, respectively.

This device supports 20 MHz BW mode in 2.4G WLAN transmitter and it also contains 5GHz WLAN and LTE/5G NR transmitters.


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

TCB Grant - Application +NUMfU5S+W1S8UJhyJQR2g==

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

  ACB, Inc.
313 Park Avenue Suite 300
Falls Church, VA 22046
Date of Grant: 05/20/2025

Application Dated: 05/20/2025
Shenzhen Tinno Mobile Technology Corp
27-001, South side of Tianlong mobile HQ Building,
Tongfa South Road, Xili Street, Nanshan District
Shenzhen,Guangdong Province, 518000
China
 
Attention: xiaoping LI , 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:  XD6B321MH
Name of Grantee:  Shenzhen Tinno Mobile Technology Corp
Equipment Class: Communications Rcvr for use w/ licensed Tx and CBs
Notes: Weymouth
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
CC 15B 729.0  -  746.0
CC 15B 617.0  -  652.0

This device contains 2.4GHz WLAN, 5GHz WLAN and LTE/5G NR transmitters.

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