| Brand | Device Name | Model | Type | Certification Date |
|---|---|---|---|---|
| KO-STAR DEVELOPMENT CO.,LTD | Bluetooth headphones | NB-1090B | FCC ID  |
2023-03-10 |
FCC Application Details
| Equipment | Bluetooth headphones |
| FRN | 0026354019 |
| Grantee Code | 2ALHZ |
| Product Code | NB-1090B |
| Applicant Business | KO-STAR DEVELOPMENT CO.,LTD |
| Business Address | No.3, Yicun Industrial Area, Xikeng, Henggang Town, Longgang Distict, Shenzhen, China, SHENZHEN, N/A China |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| TCB Email | [email protected] |
| Applicant | LING YAN – engineer assistant |
| Applicant Phone | |
| Applicant Fax | 0755-28371433-114 |
| Applicant Email | [email protected] |
| Applicant MailStop | |
| Test Firm | Attestation of Global Compliance (Shenzhen) Co., L |
| Test Firm Contact | Doris Li |
| Test Firm Phone | |
| Test Firm Fax | |
| Test Firm Email | [email protected] |
| Certified By | Doris Li – Manager |
Further Details May Be Available From: fcc.id/2ALHZNB1090B or 
fcc.report/FCC-ID/2ALHZNB1090B
| Description | Exhibit Type | File Type | Display Type | File Size | Submission Date | Date Available |
|---|---|---|---|---|---|---|
 Document 6404866 Mirror: FCCID.io - 6404866 User Manual | Users Manual | Adobe Acrobat PDF | 216 K | 2023-03-10 | 2023-03-10 | |
 Document 6404864 Mirror: FCCID.io - 6404864 Test Setup Photos | Test Setup Photos | Adobe Acrobat PDF | 1.04 M | 2023-03-10 | 2023-03-10 | |
 Document 6404863 Mirror: FCCID.io - 6404863 MZX870_FCC Test Report for BLE | Test Report | Adobe Acrobat PDF | 5.44 M | 2023-03-10 | 2023-03-10 | |
 Document 6404841 Mirror: FCCID.io - 6404841 MZX870_FCC Test Report for BR_EDR-2 | Test Report | Adobe Acrobat PDF | 805.71 K | 2023-03-10 | 2023-03-10 | |
 Document 6404840 Mirror: FCCID.io - 6404840 MZX870_FCC Test Report for BR_EDR-1 | Test Report | Adobe Acrobat PDF | 5.82 M | 2023-03-10 | 2023-03-10 | |
| Document 6404839 Mirror: FCCID.io - 6404839 User Manual | Users Manual | Adobe Acrobat PDF | 216 K | 2023-03-10 | 2023-03-10 | |
| Document 6404837 Mirror: FCCID.io - 6404837 Test Setup photo | Test Setup Photos | Adobe Acrobat PDF | 1.04 M | 2023-03-10 | 2023-03-10 | |
 Document 6404836 Mirror: FCCID.io - 6404836 Internal Photos | Internal Photos | Adobe Acrobat PDF | 1.66 M | 2023-03-10 | 2023-03-10 | |
 Document 6404835 Mirror: FCCID.io - 6404835 FCC_RF_Exposure | RF Exposure Info | Adobe Acrobat PDF | 670.29 K | 2023-03-10 | 2023-03-10 | |
 Document 6404834 Mirror: FCCID.io - 6404834 External Photos | External Photos | Adobe Acrobat PDF | 1.34 M | 2023-03-10 | 2023-03-10 | |
 Document 6404833 Mirror: FCCID.io - 6404833 FCC Short & Long Term Confidentiality Request | Cover Letter(s) | Adobe Acrobat PDF | 113.22 K | 2023-03-10 | 2023-03-10 | |
 Document 6404831 Mirror: FCCID.io - 6404831 Antenna Specification | Test Report | Adobe Acrobat PDF | 2.13 M | 2023-03-10 | 2023-03-10 | |
 Document 6404830 Mirror: FCCID.io - 6404830 Agent Authorization Rev | Cover Letter(s) | Adobe Acrobat PDF | 135.93 K | 2023-03-10 | 2023-03-10 | |
 Document 6404829 Mirror: FCCID.io - 6404829 2.911_(d)(5)(ii) Certificiation Applicant | Attestation Statements | Adobe Acrobat PDF | 69.59 K | 2023-03-10 | 2023-03-10 | |
 Document 6404828 Mirror: FCCID.io - 6404828 2.911_(d)(5)(i) Certification Equipment Type | Attestation Statements | Adobe Acrobat PDF | 77.83 K | 2023-03-10 | 2023-03-10 | |
 Document 6404826 Mirror: FCCID.io - 6404826 FCC ID Label Location | ID Label/Location Info | Adobe Acrobat PDF | 200.87 K | 2023-03-10 | 2023-03-10 | |
 Document 6404825 Mirror: FCCID.io - 6404825 Difference Description | Cover Letter(s) | Adobe Acrobat PDF | 147.94 K | 2023-03-10 | 2023-03-10 | |
 Document 6404824 Mirror: FCCID.io - 6404824 AMERICAN_REPRESENTATIVE_FCC_LETTER_OF_ATTESTATION | Attestation Statements | Adobe Acrobat PDF | 2.82 M | 2023-03-10 | 2023-03-10 | |
| Document 6404818 Mirror: FCCID.io - 6404818 Internal Photos | Internal Photos | Adobe Acrobat PDF | 1.66 M | 2023-03-10 | 2023-03-10 | |
| Document 6404817 Mirror: FCCID.io - 6404817 FCC_RF_Exposure | RF Exposure Info | Adobe Acrobat PDF | 670.29 K | 2023-03-10 | 2023-03-10 | |
| Document 6404816 Mirror: FCCID.io - 6404816 External Photos | External Photos | Adobe Acrobat PDF | 1.34 M | 2023-03-10 | 2023-03-10 | |
| Document 6404815 Mirror: FCCID.io - 6404815 FCC Short & Long Term Confidentiality Request | Cover Letter(s) | Adobe Acrobat PDF | 113.22 K | 2023-03-10 | 2023-03-10 | |
| Document 6404813 Mirror: FCCID.io - 6404813 Antenna Specification | Test Report | Adobe Acrobat PDF | 2.13 M | 2023-03-10 | 2023-03-10 | |
| Document 6404812 Mirror: FCCID.io - 6404812 Agent Authorization Rev | Cover Letter(s) | Adobe Acrobat PDF | 135.93 K | 2023-03-10 | 2023-03-10 | |
| Document 6404811 Mirror: FCCID.io - 6404811 2.911_(d)(5)(ii) Certificiation Applicant | Attestation Statements | Adobe Acrobat PDF | 69.59 K | 2023-03-10 | 2023-03-10 | |
| Document 6404810 Mirror: FCCID.io - 6404810 2.911_(d)(5)(i) Certification Equipment Type | Attestation Statements | Adobe Acrobat PDF | 77.83 K | 2023-03-10 | 2023-03-10 | |
| Document 6404808 Mirror: FCCID.io - 6404808 FCC ID Label Location | ID Label/Location Info | Adobe Acrobat PDF | 200.87 K | 2023-03-10 | 2023-03-10 | |
| Document 6404807 Mirror: FCCID.io - 6404807 Difference Description | Cover Letter(s) | Adobe Acrobat PDF | 147.94 K | 2023-03-10 | 2023-03-10 | |
| Document 6404806 Mirror: FCCID.io - 6404806 AMERICAN_REPRESENTATIVE_FCC_LETTER_OF_ATTESTATION | Attestation Statements | Adobe Acrobat PDF | 2.82 M | 2023-03-10 | 2023-03-10 | |
MZX870_FCC Test Report for BR_EDR-2 | Test Report | Adobe Acrobat PDF | 805.71 K | 2023-03-10 | 2023-03-10 | |
Internal Photos | Internal Photos | Adobe Acrobat PDF | 1.66 M | 2023-03-10 | 2023-03-10 | |
MZX870_FCC Test Report for BR_EDR-1 | Test Report | Adobe Acrobat PDF | 5.82 M | 2023-03-10 | 2023-03-10 | |
_Operational Description | Operational Description | Adobe Acrobat PDF | 163.07 K | 2023-03-10 | ||
Schematic Diagram | Schematics | Adobe Acrobat PDF | 119.23 K | 2023-03-10 | ||
Test Setup photo | Test Setup Photos | Adobe Acrobat PDF | 1.04 M | 2023-03-10 | 2023-03-10 | |
User Manual | Users Manual | Adobe Acrobat PDF | 216 K | 2023-03-10 | 2023-03-10 | |
FCC Short & Long Term Confidentiality Request | Cover Letter(s) | Adobe Acrobat PDF | 113.22 K | 2023-03-10 | 2023-03-10 | |
FCC_RF_Exposure | RF Exposure Info | Adobe Acrobat PDF | 670.29 K | 2023-03-10 | 2023-03-10 | |
2.911_(d)(5)(i) Certification Equipment Type | Attestation Statements | Adobe Acrobat PDF | 77.83 K | 2023-03-10 | 2023-03-10 | |
FCC ID Label Location | ID Label/Location Info | Adobe Acrobat PDF | 200.87 K | 2023-03-10 | 2023-03-10 | |
MZX870_FCC Test Report for BLE | Test Report | Adobe Acrobat PDF | 5.44 M | 2023-03-10 | 2023-03-10 | |
Agent Authorization Rev | Cover Letter(s) | Adobe Acrobat PDF | 135.93 K | 2023-03-10 | 2023-03-10 | |
AMERICAN_REPRESENTATIVE_FCC_LETTER_OF_ATTESTATION | Attestation Statements | Adobe Acrobat PDF | 2.82 M | 2023-03-10 | 2023-03-10 | |
Antenna Specification | Test Report | Adobe Acrobat PDF | 2.13 M | 2023-03-10 | 2023-03-10 | |
Block Diagram | Block Diagram | Adobe Acrobat PDF | 126.06 K | 2023-03-10 | ||
Difference Description | Cover Letter(s) | Adobe Acrobat PDF | 147.94 K | 2023-03-10 | 2023-03-10 | |
External Photos | External Photos | Adobe Acrobat PDF | 1.34 M | 2023-03-10 | 2023-03-10 | |
Test Setup Photos | Test Setup Photos | Adobe Acrobat PDF | 1.04 M | 2023-03-10 | 2023-03-10 | |
2.911_(d)(5)(ii) Certificiation Applicant | Attestation Statements | Adobe Acrobat PDF | 69.59 K | 2023-03-10 | 2023-03-10 |
Related FCC IDs:
- 2ALHZNB-1090B - KO-STAR DEVELOPMENT CO.,LTD Bluetooth headphones [NB-1090B]