1. FCC ID
  2. 2BCWN
  3. 2BCWN-RQZ-1
  4. Declaration Letter of Model Difference

RQZ1 Bluetooth Speakers Cover Letter(s) - FCC ID 2BCWN-RQZ-1

FCC ID 2BCWN-RQZ-1

Declaration Letter of Model Difference

Bluetooth Speakers

by SignalSphere Information Technology Inc.

Document preview loads when visible.

Document Details

FCC ID2BCWN-RQZ-1
Document ID6829275
Document TypeCover Letter(s)
DescriptionDeclaration Letter of Model Difference
ApplicantSignalSphere Information Technology Inc.
Equipment ClassBluetooth Speakers
Product CodeRQZ1
Application IDABvWxUVZJhgT3XS/5BCQaA==
Application PurposeOriginal Equipment
Application Date2023-09-26
Frequency Range2402-2480 MHz
FRN0034244921
Test FirmDongguan Yaxu (AiT) Technology Limited
Certified ByBAOSHENG ZHANG Manager
Short-Term ConfidentialityNo
Long-Term ConfidentialityNo
Grant DeferralNo
Modular EquipmentDoes not apply
Composite DeviceYes
Composite PartNo
Submitted2023-09-26
Available2023-09-26
Created2023-09-26
Modified0002-01-01
Pages1
File TypeAdobe Acrobat PDF
File Size81810
File SHA-256a133ffb65c55a3b4f2d43347dae2c169c8e0916a398d4e253d667e3809970159
PDF Metadata ProducerMicrosoft® Word 2019 Microsoft® Word 2019
FCC.gov SourcesFCC.gov 6829275, FCC.gov 6829258

Related FCC Exhibits

DocumentTypeAvailableFile
user manualUsers Manual2023-09-26PDF 1.5 MB
Internal PhotosInternal Photos2023-09-26PDF 2 MB
External PhotosExternal Photos2023-09-26PDF 3 MB
label and locationID Label/Location Info2023-09-26PDF 344.9 KB
Test Setup PhotosTest Setup Photos2023-09-26PDF 1.9 MB
Antenna SpecificationTest Report2023-09-26PDF 400.4 KB
Appendix A_RF Test Data for BT_part 1Test Report2023-09-26PDF 3.9 MB
Appendix A_RF Test Data for BT_part 2Test Report2023-09-26PDF 3.7 MB
Appendix B_RF Test Data for BLETest Report2023-09-26PDF 4.8 MB
BLE test reportTest Report2023-09-26PDF 1 MB
Test Report-BTTest Report2023-09-26PDF 1.1 MB
Covered Equipment Attestation_2.911(d)(5)(i) and (ii)Attestation Statements2023-09-26PDF 93.8 KB
US agentAttestation Statements2023-09-26PDF 208.2 KB
Declaration Letter of Model DifferenceCover Letter(s)2023-09-26PDF 79.9 KB
FCC Confidentiality request letterCover Letter(s)2023-09-26PDF 134.8 KB
FCC POACover Letter(s)2023-09-26PDF 107.8 KB
FCC RF Exposure-MPERF Exposure Info2023-09-26PDF 123.7 KB
Block diagram Metadata onlyBlock DiagramPDF 69.7 KB
Schematic Metadata onlySchematicsPDF 138.1 KB
Operation Description Metadata onlyOperational DescriptionPDF 146.7 KB