Macaron Round Sugar Style In-Ear TWS Wireless Headphones

Guangzhou Xinchen Intelligent Technology Co., Ltd - Original Equipment

Room 499, Room A161, No. 89 Yanling Road, Tianhe District,


Listed Certified Devices

Brand Device Name Model Type Certification Date
Guangzhou Xinchen Intelligent Technology Co., Ltd Macaron Round Sugar Style In-Ear TWS Wireless Headphones S90 FCC ID 2025-05-28
FCC Application Details
EquipmentMacaron Round Sugar Style In-Ear TWS Wireless Headphones
FRN0033994245
Grantee Code2BB2Y
Product Code-S90
Applicant BusinessGuangzhou Xinchen Intelligent Technology Co., Ltd
Business AddressRoom 499, Room A161, No. 89 Yanling Road, Tianhe District,, Guangzhou, N/A China
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
TCB Email[email protected]
ApplicantMo yinan –
Applicant Phone
Applicant Fax13620440654
Applicant Email[email protected]
Applicant MailStop
Test FirmDongguan DN Testing Co., Ltd.
Test Firm ContactJoise Yang
Test Firm Phone
Test Firm Fax
Test Firm Email[email protected]
Certified ByMo yinan – Manager

Further Details May Be Available From: fcc.id/2BB2YS90 or fcc.report/FCC-ID/2BB2YS90


DescriptionExhibit TypeFile TypeDisplay TypeFile SizeSubmission DateDate Available

Document 8336602
Mirror: FCCID.io - 8336602
User manual
Users ManualAdobe Acrobat PDFpdf3.5 M2025-05-282025-05-28

Document 8336601
Mirror: FCCID.io - 8336601
USA-LocalRepLetter_V1.1-2BB2Y-S90
Attestation StatementsAdobe Acrobat PDFpdf84.35 K2025-05-282025-05-28

Document 8336599
Mirror: FCCID.io - 8336599
USA-CoveredEquipmentLetter-Combined_V1.1
Attestation StatementsAdobe Acrobat PDFpdf115.13 K2025-05-282025-05-28

Document 8336598
Mirror: FCCID.io - 8336598
USA-ConfidentialityRequestLetter_V0.1
Cover Letter(s)Adobe Acrobat PDFpdf100.25 K2025-05-282025-05-28

Document 8336597
Mirror: FCCID.io - 8336597
Test Setup photo
Test Setup PhotosAdobe Acrobat PDFpdf1.56 M2025-05-282025-05-28

Document 8336594
Mirror: FCCID.io - 8336594
Label and location
ID Label/Location InfoAdobe Acrobat PDFpdf159.84 K2025-05-282025-05-28

Document 8336593
Mirror: FCCID.io - 8336593
Internal Photos
Internal PhotosAdobe Acrobat PDFpdf1.87 M2025-05-282025-05-28

Document 8336592
Mirror: FCCID.io - 8336592
FCC Declaration Letter TWS left&Right
Cover Letter(s)Adobe Acrobat PDFpdf356.74 K2025-05-282025-05-28

Document 8336591
Mirror: FCCID.io - 8336591
External Photos
External PhotosAdobe Acrobat PDFpdf1.3 M2025-05-282025-05-28

Document 8336590
Mirror: FCCID.io - 8336590
DNT2503280804R2933-03316-S90-FCC BT Test Report_Part2
Test ReportAdobe Acrobat PDFpdf4.84 M2025-05-282025-05-28

Document 8336589
Mirror: FCCID.io - 8336589
DNT2503280804R2933-03316-S90-FCC BT Test Report_Part1
Test ReportAdobe Acrobat PDFpdf5.86 M2025-05-282025-05-28

Document 8336588
Mirror: FCCID.io - 8336588
DNT2503280804R2933-03315-S90- FCC MPE(Portable) Report
RF Exposure InfoAdobe Acrobat PDFpdf1 M2025-05-282025-05-28

Document 8336586
Mirror: FCCID.io - 8336586
Antenna Spec
Test ReportAdobe Acrobat PDFpdf615.08 K2025-05-282025-05-28

Block Diagram
Block DiagramAdobe Acrobat PDF14.16 K2025-05-28

USA-DueDigilenceLetter_V0.1
Operational DescriptionAdobe Acrobat PDF133.81 K2025-05-28

Schematic
SchematicsAdobe Acrobat PDF162.92 K2025-05-28

Operation Description
Operational DescriptionAdobe Acrobat PDF112.36 K2025-05-28

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