1. FCC ID
  2. 2AU4D
  3. 2AU4DDDI

FCC ID 2AU4DDDI

Mailbox Alarm

by X-Sense Innovations Co., Ltd.

Grantee Code: 2AU4D   Product Code: DDI
Latest application date: 2026-10-14

FCC ID Device Details

FCC ID2AU4DDDI
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2AU4D
Product CodeDDI
Applicant BusinessX-Sense Innovations Co., Ltd. 🇨🇳
Related Domains x-sense.com
Equipment ClassMailbox Alarm
Test FirmShenzhen UnionTrust Quality and Technology Co., Lt

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
912.375 MHzOriginal Equipment2026-10-14

Exhibits

DocumentTypeAvailableFile
UMUsers Manual2026-10-14PDF 3.1 MB
26073126363_Appendix 2_EUT Internal PhotosInternal Photos2026-10-14PDF 1.6 MB
26073126363_Appendix 2_EUT External PhotosExternal Photos2026-10-14PDF 2 MB
LabelID Label/Location Info2026-10-14PDF 578.2 KB
26073126363RFC-1_APPENDIX 1_TEST SETUPTest Setup Photos2026-10-14PDF 735 KB
26073126363RFC-1_Report Rev1Test Report2026-10-14PDF 1.4 MB
2AU4DDDI_Antenna Declaration Letter Rev1Test Report2026-10-14PDF 130.6 KB
ACB-FORM-FCC-Application-Letters-Covered-List-Attestation Rev1Attestation Statements2026-10-14PDF 156.3 KB
US Agent Rev1.pdfAttestation Statements2026-10-14PDF 147.5 KB
2AU4DDDI_Confidentiality-Letter Rev1Cover Letter(s)2026-10-14PDF 147.5 KB
Letters-Agency-Letter Rev2 Metadata onlyCover Letter(s)2026-10-14PDF 143.3 KB
Letters-Agency-Letter Rev4Cover Letter(s)2026-10-14PDF 136.5 KB
26073126363RFC-2_FCC RF ExposureRF Exposure Info2026-10-14PDF 697.6 KB
Block Rev1 Metadata onlyBlock DiagramPDF 212.5 KB
SCH Metadata onlySchematicsPDF 298.9 KB
SMA0A_Circuit Operation Metadata onlyOperational DescriptionPDF 133.8 KB

Application Information

Application ID2F5hSDG84yqlm5+S+gh5qw==
Final Action Date2026-10-14
Application PurposeOriginal Equipment
Applicant FRN0028970382
ModelDDI
Frequency Range912.375 MHz
Equipment ClassDXX - Part 15 Low Power Communication Device Transmitter
Device DescriptionMailbox Alarm
Responsible PartySam Liang, zhihao.liang@x-sense.com , 755 2267 0560
Technical ContactBilly Li, Shenzhen UnionTrust Quality and Technology Co., Lt, billy.li@uttlab.com , +86-755-28230888
Non-Technical ContactSam Liang, X-SENSE USA LLC, service@x-sense.com , +1(833)952-1880
Test FirmGeorge Luo, Shenzhen UnionTrust Quality and Technology Co., Lt, quality@uttlab.com , 86-755-28230888
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 ConfidentialityNo
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
2F5hSDG84yqlm5+S+gh5qw==2026-10-14Original Equipment

Equipment Authorization

FrequencyRules
912.375 MHz15C

Grants

TCB Grant - Application 2F5hSDG84yqlm5+S+gh5qw==

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

  ACB, Inc.
3060 Williams Drive Suite 300 #104
Fairfax, VA 22031
Date of Grant: 10/14/2026

Application Dated: 10/12/2026
X-Sense Innovations Co., Ltd.
Room 1701, Block 3, Shenzhen International
Innovation Valley,Dashi 1st Road,Xili Community,
Xili Subdistrict, Nanshan District, Shenzhen,, 518055
China
 
Attention: Sam Liang ,

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:  2AU4DDDI
Name of Grantee:  X-Sense Innovations Co., Ltd.
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Mailbox Alarm
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 912.375  -  912.375