1. FCC ID
  2. 2BSUN
  3. 2BSUN-LR900-F

FCC ID 2BSUN-LR900-F

915M data transmission

by DH Research, LLC

Grantee Code: 2BSUN   Product Code: LR900F
Latest application date: 2026-01-31

FCC ID Device Details

FCC ID2BSUN-LR900-F
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BSUN
Product CodeLR900F
Applicant BusinessDH Research, LLC 🇺🇸
Related Domains dh-research.com
Equipment Class915M data transmission
Test FirmShenzhen HongBiao Certification& Testing Co., Ltd

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
915 MHzOriginal Equipment2026-01-31

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-07-30PDF 516.5 KB
Internal PhotosInternal Photos2026-07-30PDF 638 KB
External PhotosExternal Photos2026-07-30PDF 1.2 MB
Label and Label locationID Label/Location Info2026-01-31PDF 276.5 KB
Test Setup PhotoTest Setup Photos2026-07-30PDF 797.5 KB
Test ReportTest Report2026-01-31PDF 1.3 MB
Attestation Statements of US Agent for Service of Process, 2.911(d)(7)Attestation Statements2026-01-31PDF 128.1 KB
Attestation of Covered Equipment, 2.911(d)(5)(i)(ii)Attestation Statements2026-01-31PDF 119.5 KB
ANT ReportCover Letter(s)2026-01-31PDF 741.8 KB
Agent Authorization Letter TemplateCover Letter(s)2026-01-31PDF 141 KB
FCC Short & Long Term Confidentiality RequestCover Letter(s)2026-01-31PDF 82.3 KB
RF ExposureRF Exposure Info2026-01-31PDF 100.2 KB
Block Diagram Metadata onlyBlock DiagramPDF 39.7 KB
SCH Metadata onlySchematicsPDF 486.6 KB
OPS Metadata onlyOperational DescriptionPDF 85.5 KB

Application Information

Application IDbl9XK9F9T+LQZ9a8SlCVUA==
Final Action Date2026-01-31
Application PurposeOriginal Equipment
Applicant FRN0037604691
ModelLR900-F
Frequency Range915 MHz
Equipment ClassDTS - Digital Transmission System
Device Description915M data transmission
Responsible PartyDeng Huang, dhuang@dh-research.com , 6145964872
Technical ContactDH Research, LLC, dhuang@dh-research.com
Non-Technical ContactDH Research, LLC, dhuang@dh-research.com
Test FirmLeo Su, Shenzhen HongBiao Certification& Testing Co., Ltd, engineer01@sz-hongbiao.com , 13265750412
TCB Emailanezam@qai.org
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
bl9XK9F9T+LQZ9a8SlCVUA==2026-01-31Original Equipment

Equipment Authorization

FrequencyOutputRules
915 MHz0.35067115C

Grants

TCB Grant - Application bl9XK9F9T+LQZ9a8SlCVUA==

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

  QAI LABORATORIES LTD
3980 North Fraser Way
Burnaby, BC, V5J5K5
Canada 		Date of Grant: 01/31/2026

Application Dated: 02/02/2026
DH Research, LLC
440 Wyoming Avenue
Millburn, NJ 07041
 
Attention: Deng Huang , COO

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:  2BSUN-LR900-F
Name of Grantee:  DH Research, LLC
Equipment Class: Digital Transmission System
Notes: 915M data transmission
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 915.0  -  915.0 0.350671  

Power listed is the maximum conducted output power. The antennas used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance.