1. FCC ID
  2. YZZ
  3. YZZGSC3502

FCC ID YZZGSC3502

Compact Multicast Paging Speaker

by Grandstream Networks, Inc.

Grantee Code: YZZ   Product Code: GSC3502
Latest application date: 2026-10-16

FCC ID Device Details

FCC IDYZZGSC3502
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeYZZ
Product CodeGSC3502
Applicant BusinessGrandstream Networks, Inc. 🇺🇸
Related Domains grandstream.com
Equipment ClassCompact Multicast Paging Speaker
Test FirmShenzhen UnionTrust Quality and Technology Co., Lt

Exhibits

DocumentTypeAvailableFile
ID labelID Label/Location Info2026-10-16PDF 562.9 KB
ID label locationID Label/Location Info2026-10-16PDF 160.4 KB
Test reportTest Report2026-10-16PDF 1.6 MB
Attestation StatementAttestation Statements2026-10-16PDF 186.3 KB
Kaspersky StatementAttestation Statements2026-10-16PDF 365.4 KB
TCB_validation_US_agent_processAttestation Statements2026-10-16PDF 1.4 MB
Us_AgentAttestation Statements2026-10-16PDF 88.9 KB
ConfidentialityCover Letter(s)2026-10-16PDF 515.7 KB
Letter AuthorizationCover Letter(s)2026-10-16PDF 58.3 KB
User manual part1 Metadata onlyUsers Manual2027-04-14PDF 1.2 MB
User manual part2 Metadata onlyUsers Manual2027-04-14PDF 1.2 MB
Internal photos Metadata onlyInternal Photos2027-04-14PDF 927.9 KB
External photos Metadata onlyExternal Photos2027-04-14PDF 730.2 KB
Test Setup photo Metadata onlyTest Setup Photos2027-04-14PDF 598.2 KB
Block Diagram Metadata onlyBlock DiagramPDF 3.3 MB
Schematics Metadata onlySchematicsPDF 3.6 MB
Operational Description Metadata onlyOperational DescriptionPDF 362.4 KB
BOM Metadata onlyParts List/Tune Up InfoPDF 51 KB

Application Information

Application IDBAYadiNJqRudFtQm2j19+w==
Final Action Date2026-10-16
Application PurposeOriginal Equipment
Applicant FRN0020352431
ModelGSC3502
Equipment ClassJBP - Part 15 Class B Computing Device Peripheral
Device DescriptionCompact Multicast Paging Speaker
Responsible PartyJunwei Wang, pwang@grandstream.com , 1-617-5669300
Technical ContactBilly li, Shenzhen UnionTrust Quality and Technology Co., Lt, billy.li@uttlab.com , 0755-28230888
Non-Technical ContactJunwei, Grandstream Networks, Inc., pwang@grandstream.com , +1 617-566-9300
Test FirmGeorge Luo, Shenzhen UnionTrust Quality and Technology Co., Lt, quality@uttlab.com , 86-755-28230888
TCB Emailelabscert@applus.com
TCB ScopeA1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices
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
BAYadiNJqRudFtQm2j19+w==2026-10-16Original Equipment

Grants

TCB Grant - Application BAYadiNJqRudFtQm2j19+w==

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

  LGAI Technological Center S.A. (APPLUS)
Ronda de la Font del Carme, s/n <BR>P.O. Box 08193,
Barcelona,
Spain 		Date of Grant: 10/16/2026

Application Dated: 10/16/2026
Grandstream Networks, Inc.
126 Brookline Ave., 3rd Floor
Boston, MA 02215 USA
 
Attention: Junwei Wang ,

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:  YZZGSC3502
Name of Grantee:  Grandstream Networks, Inc.
Equipment Class: Part 15 Class B Computing Device Peripheral
Notes: Compact Multicast Paging Speaker
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15B  -