1. FCC ID
  2. 2BQJ4
  3. 2BQJ4-AC-DB-CHV1

FCC ID 2BQJ4-AC-DB-CHV1

Chime

by C.SA Electronics (Dong Guan) Co., Ltd

Grantee Code: 2BQJ4   Product Code: ACDBCHV1
Latest application date: 2025-07-22

FCC ID Device Details

FCC ID2BQJ4-AC-DB-CHV1
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BQJ4
Product CodeACDBCHV1
Applicant BusinessC.SA Electronics (Dong Guan) Co., Ltd 🇨🇳
Equipment ClassChime
Test FirmCTC Laboratories, Inc.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2402-2480 MHzOriginal Equipment2025-07-22

Exhibits

DocumentTypeAvailableFile
User Manual Regulatory StatementsUsers Manual2025-07-22PDF 1 MB
User Manual_QR CodeUsers Manual2025-07-22PDF 831.7 KB
Internal PhotosInternal Photos2025-07-22PDF 1.5 MB
External PhotosExternal Photos2025-07-22PDF 750.7 KB
Label LocationID Label/Location Info2025-07-22PDF 182.5 KB
Test Setup PhotosTest Setup Photos2025-07-22PDF 380.9 KB
Antenna SpecificationTest Report2025-07-22PDF 304.4 KB
BLE Test ReportTest Report2025-07-22PDF 3.8 MB
Attestation Statements 2.911 d 5Attestation Statements2025-07-22PDF 129 KB
US AGENT LetterAttestation Statements2025-07-22PDF 172.1 KB
Authority LetterCover Letter(s)2025-07-22PDF 122 KB
Confidentiality LetterCover Letter(s)2025-07-22PDF 121.5 KB
RF ExposureRF Exposure Info2025-07-22PDF 167.6 KB
Block Diagram Metadata onlyBlock DiagramPDF 234.1 KB
Schematic Diagram Metadata onlySchematicsPDF 299.7 KB
Operation Description Metadata onlyOperational DescriptionPDF 46 KB

Application Information

Application IDlC64VginQ2980V05Oix55g==
Final Action Date2025-07-22
Application PurposeOriginal Equipment
Applicant FRN0037214129
ModelAC-DB-CHV1
Frequency Range2402-2480 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionChime
Responsible PartyYan Yongsheng, Deputy General Manager, jony888@126.com , 0086-13714367832
Test FirmTotti Zhao, CTC Laboratories, Inc., totti.zhao@sz-ctc.com.cn , 8675527521059
TCB EmailTEI@timcoengr.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityNo
Long-Term ConfidentialityYes
Grant DeferralNo
Modular EquipmentDoes not apply
Composite DeviceNo
Composite PartNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo
Grant CommentsPower listed is conducted. This equipment must be installed and operated to provide a separation distance of at least 20cm between the radiator and any part of the human body.

Applications

Application IDDatePurpose
lC64VginQ2980V05Oix55g==2025-07-22Original Equipment

Equipment Authorization

FrequencyOutput
2402-2480 MHz0.0045200

Grants

TCB Grant - Application lC64VginQ2980V05Oix55g==

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

  IIA Lab Services, LLC
13146 NW 86th Drive Suite 400
Alachua, FL 32615
Date of Grant: 07/22/2025

Application Dated: 07/22/2025
C.SA Electronics (Dong Guan) Co., Ltd
A1 Block 801,802,803,The third building,Chang Ping
Jewelry culture industrial Park,Shang Keng,
DongGuan,
China
 
Attention: Yan Yongsheng , Deputy General 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:  2BQJ4-AC-DB-CHV1
Name of Grantee:  C.SA Electronics (Dong Guan) Co., Ltd
Equipment Class: Digital Transmission System
Notes: Chime
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.00452  

Power listed is conducted. This equipment must be installed and operated to provide a separation distance of at least 20cm between the radiator and any part of the human body.