1. FCC ID
  2. 2AZI3
  3. 2AZI3-F55-V11

FCC ID 2AZI3-F55-V11

Wireless Doorbell Transmitter

by SHENZHEN KERUI SMART TECHNOLOGY CO., LTD

Grantee Code: 2AZI3   Product Code: F55V11
Latest application date: 2026-05-06

FCC ID Device Details

FCC ID2AZI3-F55-V11
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2AZI3
Product CodeF55V11
Applicant BusinessSHENZHEN KERUI SMART TECHNOLOGY CO., LTD 🇨🇳
Related Domains secrui.com act-lab.com
Equipment ClassWireless Doorbell Transmitter
Test FirmShenzhen Toby Technology Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
433.92 MHzOriginal Equipment2026-05-06

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-05-06PDF 4.9 MB
Internal PhotosInternal Photos2026-05-06PDF 1 MB
External PhotosExternal Photos2026-05-06PDF 1.1 MB
Label&LocationID Label/Location Info2026-05-06PDF 793.5 KB
Test Setup PhotosTest Setup Photos2026-05-06PDF 857.1 KB
Antenna Spec.Test Report2026-05-06PDF 874.4 KB
TBR-C-202505-0076-1 Test Report (15.231a)Test Report2026-05-06PDF 1.7 MB
USA-CoveredEquipmentLetter-Combined_V1.1Attestation Statements2026-05-06PDF 5.4 MB
USA-LocalRepLetter_V1.1Attestation Statements2026-05-06PDF 309.3 KB
Declaration Letter of Model DifferenceCover Letter(s)2026-05-06PDF 4 MB
USA-ConfidentialityRequestLetter_V0.1Cover Letter(s)2026-05-06PDF 4.3 MB
TBR-C-202505-0076-2 RF Exposure (Portable FCC)RF Exposure Info2026-05-06PDF 928 KB
Block diagram Metadata onlyBlock DiagramPDF 118 KB
Schematic Metadata onlySchematicsPDF 46.1 KB
Operation Description Metadata onlyOperational DescriptionPDF 88 KB
USA-DueDigilenceLetter_V0.1 Metadata onlyOperational DescriptionPDF 141 KB

Application Information

Application IDW6yMLGA6db+uw6LpTy7c7w==
Final Action Date2026-05-06
Application PurposeOriginal Equipment
Applicant FRN0030777775
ModelF55-V11
Frequency Range433.92 MHz
Equipment ClassDSC - Part 15 Security/Remote Control Transmitter
Device DescriptionWireless Doorbell Transmitter
Responsible PartyLi Gui, support@secrui.com , 18688736545
Non-Technical ContactScott Huber, ACT Lab LLC, shuber@act-lab.com , (562) 470-7215
Test FirmRay Lai, Shenzhen Toby Technology Co., Ltd., Ray.LAI@cotecna.com.cn , 086-075526509301
TCB Emailo.kneip@kl-certification.de
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
W6yMLGA6db+uw6LpTy7c7w==2026-05-06Original Equipment

Equipment Authorization

FrequencyRules
433.92 MHz15.231

Grants

TCB Grant - Application W6yMLGA6db+uw6LpTy7c7w==

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

  KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany 		Date of Grant: 05/06/2026

Application Dated: 05/06/2026
SHENZHEN KERUI SMART TECHNOLOGY CO., LTD
Room 1501, T2, Jinlitong Building, No. 1100,
Xingye Road, Xin'an Street, Bao'an District,
Shenzhen, Guangdong, China,
China
 
Attention: Li Gui , Marketing Manager

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:  2AZI3-F55-V11
Name of Grantee:  SHENZHEN KERUI SMART TECHNOLOGY CO., LTD
Equipment Class: Part 15 Security/Remote Control Transmitter
Notes: Wireless Doorbell Transmitter
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15.231 433.92  -  433.92