1. FCC ID
  2. 2A9SC
  3. 2A9SC-ACD3531

FCC ID 2A9SC-ACD3531

Wireless Earphones

by SHENZHEN MARVO TECHNOLOGY CO., LTD

Grantee Code: 2A9SC   Product Code: ACD3531
Latest application date: 2026-08-14

FCC ID Device Details

FCC ID2A9SC-ACD3531
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2A9SC
Product CodeACD3531
Applicant BusinessSHENZHEN MARVO TECHNOLOGY CO., LTD 🇨🇳
Related Domains marvo-tech.com kiigoo-hot.org
Equipment ClassWireless Earphones
Test FirmShenzhen HUAK Testing Technology Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2026-08-14

Exhibits

DocumentTypeAvailableFile
Label-and-Label-LocationID Label/Location Info2026-08-14PDF 144.1 KB
Test-Setup-Photo-DSSTest Setup Photos2026-08-14PDF 1.8 MB
ANTTest Report2026-08-14PDF 2 MB
L-FCC-ID-15-247-Test-Report-BT-EDR 1Test Report2026-08-14PDF 3.1 MB
L-FCC-ID-15-247-Test-Report-BT-EDR 2Test Report2026-08-14PDF 5 MB
R-FCC-ID-15-247-Test-Report-BT-EDR 1Test Report2026-08-14PDF 3.1 MB
R-FCC-ID-15-247-Test-Report-BT-EDR 2Test Report2026-08-14PDF 5 MB
2-911 -d--5--i--Certificiation-Applicant-v1-3Attestation Statements2026-08-14PDF 100.5 KB
2-911 -d--5--ii--Certification-Attestation-StatementsAttestation Statements2026-08-14PDF 95.9 KB
2.911 (d)(7) U.S. Agent Letter of AttestationAttestation Statements2026-08-14PDF 1.1 MB
Agent-Authorization-Rev-1-0Cover Letter(s)2026-08-14PDF 13.6 KB
FCC Short & Long Term Confidentiality Request Rev4.1Cover Letter(s)2026-08-14PDF 16.3 KB
MPERF Exposure Info2026-08-14PDF 122.2 KB
MPERF Exposure Info2026-08-14PDF 82.4 KB
User-manual Metadata onlyUsers Manual2027-02-10PDF 1.3 MB
internal-photos Metadata onlyInternal Photos2027-02-10PDF 3.5 MB
external-photos Metadata onlyExternal Photos2027-02-10PDF 4.2 MB
BLOCKD Metadata onlyBlock DiagramPDF 11 KB
SCH Metadata onlySchematicsPDF 27.4 KB
Operation Description Metadata onlyOperational DescriptionPDF 61 KB

Application Information

Application IDqWqxDZqmGyqzfVVA6K43hw==
Final Action Date2026-08-14
Application PurposeOriginal Equipment
Applicant FRN0033191164
ModelACD3531
Frequency Range2402-2480 MHz
Equipment ClassDSS - Part 15 Spread Spectrum Transmitter
Device DescriptionWireless Earphones
Responsible PartyLiao Fancy, sales17@marvo-tech.com , 86 755 29709391
Technical ContactSHENZHEN MARVO TECHNOLOGY CO., LTD, sales17@marvo-tech.com
Non-Technical ContactEthan Liao, KIIGOO.HOT INC, Ethan@kiigoo-hot.org , 00 1 (337) 446-9522
Test FirmJason Zhou, Shenzhen HUAK Testing Technology Co., Ltd., jason@cer-mark.com , 86-755-23029901
TCB Emailcertification@micomlabs.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityYes
Long-Term ConfidentialityYes
Modular EquipmentDoes not apply
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
qWqxDZqmGyqzfVVA6K43hw==2026-08-14Original Equipment

Equipment Authorization

FrequencyOutputRules
2402-2480 MHz0.0013915C

Grants

TCB Grant - Application qWqxDZqmGyqzfVVA6K43hw==

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: 08/14/2026

Application Dated: 08/14/2026
SHENZHEN MARVO TECHNOLOGY CO., LTD
6thFloor,BuildingA,DongFangYaYuan,
ChenTiancommunities, Xixiang
Bao'anDistrict,Shenzhen,,
China
 
Attention: Liao Fancy ,

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:  2A9SC-ACD3531
Name of Grantee:  SHENZHEN MARVO TECHNOLOGY CO., LTD
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Wireless Earphones
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.00139  

Power listed is conducted power