1. FCC ID
  2. A5M
  3. A5MLB310NC

FCC ID A5MLB310NC

Lenovo Dual-Mode Wireless ANC Headset 6550

by Lenovo (Beijing) Limited

Grantee Code: A5M   Product Code: LB310NC
Latest application date: 2025-09-08

FCC ID Device Details

FCC IDA5MLB310NC
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeA5M
Product CodeLB310NC
Applicant BusinessLenovo (Beijing) Limited 🇨🇳
Related Domains lenovo.com
Equipment ClassLenovo Dual-Mode Wireless ANC Headset 6550
Test FirmTUV Rheinland (Shenzhen) Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402 MHzOriginal Equipment2025-09-08

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-03-05PDF 1.4 MB
User Manual_Complicance InfoUsers Manual2026-03-05PDF 1.3 MB
Internal PhotosInternal Photos2026-03-05PDF 483.9 KB
External PhotosExternal Photos2026-03-05PDF 308.8 KB
Product Label and LocationID Label/Location Info2025-09-08PDF 1.7 MB
SAR Test Setup PhotosTest Setup Photos2026-03-05PDF 426.9 KB
Test Setup PhotosTest Setup Photos2026-03-05PDF 435.3 KB
Antenna Gain InfoTest Report2025-09-08PDF 3.6 MB
SAR Test ReportRF Exposure Info2025-09-08PDF 1.9 MB
SAR Test Report_Appendix ARF Exposure Info2025-09-08PDF 215.6 KB
SAR Test Report_Appendix BRF Exposure Info2025-09-08PDF 204.6 KB
SAR Test Report_Appendix CRF Exposure Info2025-09-08PDF 1.7 MB
Test ReportTest Report2025-09-08PDF 1.2 MB
Test Report_Appendix A_BR&EDR_RTest Report2025-09-08PDF 3.4 MB
Test Report_Appendix B_2.4G SRDTest Report2025-09-08PDF 3.6 MB
Attestation of US AgentAttestation Statements2025-09-08PDF 142.1 KB
Not Covered Entity Applicant AttestationAttestation Statements2025-09-08PDF 115.9 KB
Not Covered Equipment AttestationAttestation Statements2025-09-08PDF 120.8 KB
Agency LetterCover Letter(s)2025-09-08PDF 197.7 KB
Confidentiality LetterCover Letter(s)2025-09-08PDF 171 KB
Block Diagram Metadata onlyBlock DiagramPDF 339.4 KB
Schematics Metadata onlySchematicsPDF 1.3 MB
Operational Description Metadata onlyOperational DescriptionPDF 229.2 KB

Application Information

Application IDuV3vWP59QtbpIvyUxAagGw==
Final Action Date2025-09-08
Application PurposeOriginal Equipment
Applicant FRN0021340799
ModelLB310NC
Frequency Range2402 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionLenovo Dual-Mode Wireless ANC Headset 6550
Responsible PartyYang Liu, Compliance Engineer, liuyangs@lenovo.com , (86)10-58867473
Technical ContactLiu Yang, Lenovo (Beijing) Limited, liuyangs@lenovo.com , +86-10-58861975
Test FirmGina Yang, TUV Rheinland (Shenzhen) Co., Ltd., Gina.Yang@tuv.com , 8675582681497
TCB Emailtcb-hotline@tuv.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityYes
Short-Term Confidentiality Date03/05/2026
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 CommentsPower output listed is peak conducted. The highest reported SAR for head is 0.53W/kg.

Applications

Application IDDatePurpose
uV3vWP59QtbpIvyUxAagGw==2025-09-08Original Equipment

Equipment Authorization

FrequencyOutput
2402 MHz0.0163000

Grants

TCB Grant - Application uV3vWP59QtbpIvyUxAagGw==

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

  TUV Rheinland of North America, Inc.
1279 Quarry Lane Suite A
Pleasanton, CA 94566
Date of Grant: 09/08/2025

Application Dated: 09/08/2025
Lenovo (Beijing) Limited
201-H2-6, Floor2, Building 2,
No. 6 Shangdi West Road, Haidian District,
Beijing,
China
 
Attention: Yang Liu , Compliance Engineer

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:  A5MLB310NC
Name of Grantee:  Lenovo (Beijing) Limited
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Lenovo Dual-Mode Wireless ANC Headset 6550
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2402.0 0.0163  

Power output listed is peak conducted. The highest reported SAR for head is 0.53W/kg.