1. FCC ID
  2. 2A4KZ
  3. 2A4KZ-K12

FCC ID 2A4KZ-K12

Smart Door Lock

by Zhongshan Kaisen Technology Co., Ltd

Grantee Code: 2A4KZ   Product Code: K12
Latest application date: 2026-09-03

FCC ID Device Details

FCC ID2A4KZ-K12
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2A4KZ
Product CodeK12
Applicant BusinessZhongshan Kaisen Technology Co., Ltd 🇨🇳
Equipment ClassSmart Door Lock
Test FirmShenzhen HTT Technology Co.,Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
13.56 MHzOriginal Equipment2026-09-03
2412-2462 MHzOriginal Equipment2026-09-03

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-09-03PDF 994.9 KB
appendix II EUT Internal photoInternal Photos2026-09-03PDF 2.6 MB
appendix II EUT External photoExternal Photos2026-09-03PDF 3.5 MB
Label and LocationID Label/Location Info2026-09-03PDF 199.3 KB
appendix I EUT Test Setup photoTest Setup Photos2026-09-03PDF 424.2 KB
Antenna Specification-NFCTest Report2026-09-03PDF 148.9 KB
Antenna Specification-WIFITest Report2026-09-03PDF 1.6 MB
Appendix RF Test Data for 2.4G WIFI_Part1Test Report2026-09-03PDF 5 MB
Appendix RF Test Data for 2.4G WIFI_Part2Test Report2026-09-03PDF 1.7 MB
HTT202606334F01_Test Report-2.4G WIFI_Part1Test Report2026-09-03PDF 5.9 MB
HTT202606334F01_Test Report-2.4G WIFI_Part2Test Report2026-09-03PDF 2.6 MB
HTT202606334F02-Test Report-DXX 13.56RFIDTest Report2026-09-03PDF 1.8 MB
USA-CoveredEquipmentLetter-Combined_V1.1Attestation Statements2026-09-03PDF 114.2 KB
USA-LocalRepLetter_V1.1 - 2A4KZ-K12Attestation Statements2026-09-03PDF 342.9 KB
Declaration Letter of Model DifferenceCover Letter(s)2026-09-03PDF 79 KB
FCC Declaration of Disable WLAN Channel 12 and 13Cover Letter(s)2026-09-03PDF 96.1 KB
USA-ConfidentialityRequestLetter_V0.1Cover Letter(s)2026-09-03PDF 101.4 KB
HTT202606334F03_RF Exposure-MPERF Exposure Info2026-09-03PDF 406.1 KB
Block Diagram Metadata onlyBlock DiagramPDF 144.4 KB
schematic Metadata onlySchematicsPDF 1 MB
Operation Description Metadata onlyOperational DescriptionPDF 210.9 KB
USA-DueDigilenceLetter_V0.1 Metadata onlyOperational DescriptionPDF 152.1 KB

Application Information

Application IDWLYWeWPfcvm33Ukv1kgI+w==
Final Action Date2026-09-03
Application PurposeOriginal Equipment
Applicant FRN0031977242
ModelK12
Frequency Range13.56 MHz
Equipment ClassDXX - Part 15 Low Power Communication Device Transmitter
Device DescriptionSmart Door Lock
Responsible Partybohao Yang, ybh133808858512021@163.com , 13380885851
Non-Technical ContactCindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com , (626) 910-5808
Test FirmKevin Yang, Shenzhen HTT Technology Co.,Ltd., info@httprc.com , 86-755-23595200
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 DeviceYes
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
WLYWeWPfcvm33Ukv1kgI+w==2026-09-03Original Equipment
SOl3/r6lTlPoisnIqoPHdQ==2026-09-03Original Equipment

Equipment Authorization

FrequencyOutputRules
13.56 MHz15C
2412-2462 MHz0.004315C

Grants

TCB Grant - Application WLYWeWPfcvm33Ukv1kgI+w==

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: 09/03/2026

Application Dated: 09/03/2026
Zhongshan Kaisen Technology Co., Ltd
Room 301, No.30, Wansheng Road, Xiaolan Town,
Zhongshan City,
China
 
Attention: bohao Yang , 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:  2A4KZ-K12
Name of Grantee:  Zhongshan Kaisen Technology Co., Ltd
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Smart Door Lock
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 13.56  -  13.56  

RF exposure compliance is addressed for 1.1310 and 2.1091 MPE limits. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. End Users must be provided with transmitter operation conditions for satisfying RF exposure compliance.

TCB Grant - Application SOl3/r6lTlPoisnIqoPHdQ==

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: 09/03/2026

Application Dated: 09/03/2026
Zhongshan Kaisen Technology Co., Ltd
Room 301, No.30, Wansheng Road, Xiaolan Town,
Zhongshan City,
China
 
Attention: bohao Yang , 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:  2A4KZ-K12
Name of Grantee:  Zhongshan Kaisen Technology Co., Ltd
Equipment Class: Digital Transmission System
Notes: Smart Door Lock
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2412.0  -  2462.0 0.0043  

Output Power listed is peak conducted. This device supports 802.11b, 802.11g, 802.11n and 802.11ax with a 20 MHz and 40 MHz bandwidth mode. RF exposure compliance is addressed for 1.1310 and 2.1091 MPE limits. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. End Users must be provided with transmitter operation conditions for satisfying RF exposure compliance.