FCC ID A94638L
Wireless Earbuds
by Bose Corporation
Grantee Code: A94 Product Code: 638L
Latest application date: 2026-09-30
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2404-2478 MHz | Original Equipment | 2026-09-30 |
| 2402-2480 MHz | Original Equipment | 2026-09-30 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Package Label | ID Label/Location Info | 2026-09-30 | PDF 760.8 KB |
| Packaging label | ID Label/Location Info | 2026-09-30 | PDF 760.8 KB |
| BLE Test Report | Test Report | 2026-09-30 | PDF 3.9 MB |
| BT Left Earbud Updated_part1 | Test Report | 2026-09-30 | PDF 5.5 MB |
| BT Left Earbud Updated_part2 | Test Report | 2026-09-30 | PDF 510.7 KB |
| Bose_Antenna Test Report | Test Report | 2026-09-30 | PDF 1.3 MB |
| QHS Left Earbud Updated_part1 | Test Report | 2026-09-30 | PDF 5.4 MB |
| QHS Left Earbud Updated_part2 | Test Report | 2026-09-30 | PDF 1.2 MB |
| SAR Test Report | RF Exposure Info | 2026-09-30 | PDF 1.2 MB |
| Applicant_Declaration_Letter | Attestation Statements | 2026-09-30 | PDF 334.7 KB |
| CoverList-Attestation_Rev1.0 | Attestation Statements | 2026-09-30 | PDF 273.5 KB |
| US Agent Letter | Attestation Statements | 2026-09-30 | PDF 233.2 KB |
| Confidentiality Letter | Cover Letter(s) | 2026-09-30 | PDF 230.5 KB |
| FCC Authorization Letter | Cover Letter(s) | 2026-09-30 | PDF 209.6 KB |
| SAR Report Appendix A | RF Exposure Info | 2026-09-30 | PDF 276.7 KB |
| SAR Report Appendix B | RF Exposure Info | 2026-09-30 | PDF 262.7 KB |
| SAR Report Appendix C part-1 | RF Exposure Info | 2026-09-30 | PDF 5.5 MB |
| SAR Report Appendix C part-2 | RF Exposure Info | 2026-09-30 | PDF 1.5 MB |
| SAR Report Appendix C-2 | RF Exposure Info | 2026-09-30 | PDF 1.5 MB |
| Safety instruction Metadata only | Users Manual | 2027-03-29 | PDF 2.3 MB |
| User Manual Metadata only | Users Manual | 2027-03-29 | PDF 2.6 MB |
| InternalPhoto Metadata only | Internal Photos | 2027-03-29 | PDF 3.4 MB |
| ExternalPhoto Metadata only | External Photos | 2027-03-29 | PDF 1.4 MB |
| Appendix D Photographs Metadata only | Test Setup Photos | 2027-03-29 | PDF 503.1 KB |
| SetupPhoto Metadata only | Test Setup Photos | 2027-03-29 | PDF 1.2 MB |
| B05 Cuff Digram-638L Metadata only | Block Diagram | PDF 162.9 KB | |
| SCH Main board Metadata only | Schematics | PDF 1.7 MB | |
| SCH battery board Metadata only | Schematics | PDF 1.7 MB | |
| Operational Description Metadata only | Operational Description | PDF 27.8 KB | |
| Tune up Metadata only | Parts List/Tune Up Info | PDF 389.7 KB | |
| Tune up procedure Metadata only | Parts List/Tune Up Info | PDF 389.7 KB |
Application Information
| Application ID | UjTQGtuXYbXmZCK+jo/G0Q== |
|---|---|
| Final Action Date | 2026-09-30 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0006179345 |
| Model | 638L |
| Frequency Range | 2404-2478 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Wireless Earbuds |
| Responsible Party | John Yee, John_Yee@bose.com  , (508)766-1507 |
| Technical Contact | Powell Bao, Compliance Certification Services (Kunshan) Inc, Powell.Bao@sgs.com  , 86-755-25328600 |
| Non-Technical Contact | John Yee, Bose Corporation, John_Yee@bose.com , 1-508-766-1507 |
| Test Firm | Lina Ye, Compliance Certification Services (Kunshan) Inc, lina.ye@sgs.com , 8613798526121 |
| TCB Email | USCTS.TCB@SGS.COM |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| UjTQGtuXYbXmZCK+jo/G0Q== | 2026-09-30 | Original Equipment |
| /N9HS3DYw+07KPJYt/xULA== | 2026-09-30 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application UjTQGtuXYbXmZCK+jo/G0Q==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
SGS North America, Inc. 620 Old Peachtree Road NW Suite 100 Suwanee, GA 30024 |
Date of Grant: 09/30/2026 Application Dated: 09/30/2026 |
| Bose Corporation |
| 100 The Mountain Rd |
| Framingham, MA 01701 |
| Attention: John Yee , Manager, DCE-EMC |
| 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: | A94638L |
| Name of Grantee: | Bose Corporation |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0284 | |||
| 15C | 2404.0 - 2478.0 | 0.0347 |
| Power output listed is conducted. The antenna used for this transmitter must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures. SAR compliance for head operating conditions is limited to the specific configurations tested for this filing. End-users must be informed of the head operating requirements to satisfy RF exposure compliance. The highest reported SAR for head exposure condition is 1.35W/kg.
|
TCB Grant - Application /N9HS3DYw+07KPJYt/xULA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
SGS North America, Inc. 620 Old Peachtree Road NW Suite 100 Suwanee, GA 30024 |
Date of Grant: 09/30/2026 Application Dated: 09/30/2026 |
| Bose Corporation |
| 100 The Mountain Rd |
| Framingham, MA 01701 |
| Attention: John Yee , Manager, DCE-EMC |
| 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: | A94638L |
| Name of Grantee: | Bose Corporation |
| Equipment Class: | Digital Transmission System |
| Notes: | Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0097 |
| Power output listed is conducted. The antenna used for this transmitter must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures. SAR compliance for head operating conditions is limited to the specific configurations tested for this filing. End-users must be informed of the head operating requirements to satisfy RF exposure compliance. The highest reported SAR for head exposure condition is 1.35W/kg.
|