FCC ID C3K2147
Wireless input device
by Microsoft Corporation
Grantee Code: C3K Product Code: 2147
Latest application date: 2026-08-28
FCC ID Device Details
| FCC ID | C3K2147 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | C3K |
| Product Code | 2147 |
| Applicant Business | Microsoft Corporation 🇺🇸 |
| Related Domains |  microsoft.com |
| Equipment Class | Wireless input device |
| Test Firm | Bureau Veritas CPS(H.K.) Ltd., Taoyuan Branch |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 5865-5885 MHz | Original Equipment | 2026-08-28 |
| 2412-2462 MHz | Original Equipment | 2026-08-28 |
| 2402-2480 MHz | Original Equipment | 2026-08-28 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Model 2147 Label location_revised Metadata only | ID Label/Location Info | 2026-08-28 | PDF 120.6 KB |
| Model 2147 Label location_revised2 | ID Label/Location Info | 2026-08-28 | PDF 85.9 KB |
| Model 2147 Antenna exhibit [1] | Test Report | 2026-08-28 | PDF 699.7 KB |
| RFBEMX-WTW-P26040284-1_BT-LE_rev. 0821 | Test Report | 2026-08-28 | PDF 1.7 MB |
| RFBEMX-WTW-P26040284-2_WLAN 2.4G_rev. 0821 | Test Report | 2026-08-28 | PDF 2.2 MB |
| RFBEMX-WTW-P26040284-3_WLAN 5G_rev. 0821 | Test Report | 2026-08-28 | PDF 3.8 MB |
| RFBEMX-WTW-P26040284-4_5.9G_rev. 0821 | Test Report | 2026-08-28 | PDF 1.5 MB |
| RFBEMX-WTW-P26040284-5_DFS_rev. 0821 | Test Report | 2026-08-28 | PDF 728 KB |
| RFBEMX-WTW-P26040284_BT-EDR_rev. 0821 | Test Report | 2026-08-28 | PDF 1.3 MB |
| FCC 2.911[d][5] Covered-List-Attestation | Attestation Statements | 2026-08-28 | PDF 116.3 KB |
| FCC Agent for service Attestation from Applicant-as-Agent 03.23.2026 | Attestation Statements | 2026-08-28 | PDF 62.5 KB |
| Model 2147 UNII-4 FCC Attestation Letter | Attestation Statements | 2026-08-28 | PDF 109.7 KB |
| FCC LOA MS FTE 1-12-2026 | Cover Letter(s) | 2026-08-28 | PDF 289.9 KB |
| Model 2147 FCC Agent Authorization | Cover Letter(s) | 2026-08-28 | PDF 149.2 KB |
| Model 2147 FCC Combined Long and Short Term Confidentiality letter | Cover Letter(s) | 2026-08-28 | PDF 151.1 KB |
| SFBEMX-WTW-P26040284 R1_Foxlink [Microsoft]_2147_FCC_Appendix A-Z | RF Exposure Info | 2026-08-28 | PDF 4.8 MB |
| SFBEMX-WTW-P26040284 R1_Foxlink [Microsoft]_2147_US-FCC SAR_Report | RF Exposure Info | 2026-08-28 | PDF 1.1 MB |
| Model 2147 QSG_EN_FR Metadata only | Users Manual | 2027-02-24 | PDF 5.2 MB |
| STC_Model 2147 Internal photos Metadata only | Internal Photos | 2027-02-24 | PDF 1.1 MB |
| STC_Model 2147 External photos Metadata only | External Photos | 2027-02-24 | PDF 1.8 MB |
| RFBEMX-WTW-P26040284_DFS_TSup Metadata only | Test Setup Photos | 2027-02-24 | PDF 1 MB |
| SFBEMX-WTW-P26040284 R1_Foxlink [Microsoft]_2147_FCC_Photographs of EUT Setup an Metadata only | Test Setup Photos | 2027-02-24 | PDF 1.4 MB |
| Model 2147 Block Diagram Metadata only | Block Diagram | PDF 364.6 KB | |
| confidential_Model 2147 Schematics Metadata only | Schematics | PDF 597.4 KB | |
| 2147 FCC SAR Inquiry Metadata only | Operational Description | PDF 1 MB | |
| EXTERNAL Response to Inquiry to FCC Metadata only | Operational Description | PDF 413.1 KB | |
| Model 2147 Operational Description. Metadata only | Operational Description | PDF 350 KB | |
| Region identification KDB 6-17-2025 Metadata only | Operational Description | PDF 334.9 KB | |
| Region identification KDB response 8-21-2025_V1 Metadata only | Operational Description | PDF 296.1 KB | |
| KDB 594280 D02 v01r03 U-NII Device SW Security Statement Metadata only | SDR Software/Security Info. | PDF 114.7 KB |
Application Information
| Application ID | erVNQlkQJhGZ9/YLgfwHig== |
|---|---|
| Final Action Date | 2026-08-28 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0006275291 |
| Model | 2147 |
| Frequency Range | 5865-5885 MHz |
| Equipment Class | NII - Unlicensed National Information Infrastructure TX |
| Device Description | Wireless input device |
| Responsible Party | Hasnain Syed, Hasnain.Syed@microsoft.com , +1(425)-707-1039 |
| Technical Contact | Hasnain Syed, Microsoft Corporation, hasnain.syed@microsoft.com , 4258828080 |
| Non-Technical Contact | Hasnain Syed, Microsoft Corporation, hasnain.syed@microsoft.com |
| Test Firm | Ken Liu, Bureau Veritas CPS(H.K.) Ltd., Taoyuan Branch, ken.liu@bureauveritas.com  , +886-3-260-0609 |
| TCB Email | LST.FRE.CertNotice@ul.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 |
|---|---|---|
| erVNQlkQJhGZ9/YLgfwHig== | 2026-08-28 | Original Equipment |
| WXdPoscjlHKDIbBVGY92og== | 2026-08-28 | Original Equipment |
| Ujbg6uL3T0vIztjDVAuQ6Q== | 2026-08-28 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application WXdPoscjlHKDIbBVGY92og==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 |
Date of Grant: 08/28/2026 Application Dated: 08/27/2026 |
| Microsoft Corporation |
| One Microsoft Way |
| Redmond, WA 98052-6399 |
| Attention: Hasnain Syed , SR. DIR EMC/SI&RF COMPLIANCE |
| 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: | C3K2147 |
| Name of Grantee: | Microsoft Corporation |
| Equipment Class: | Digital Transmission System |
| Notes: | Wireless input device |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.003 | ||
| CC | 15C | 2404.0 - 2478.0 | 0.003 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.215 |
| Output power listed is average conducted. This device supports 20MHz bandwidth for 2.4GHz WIFI. End-users must be provided with transmitter operation conditions for satisfying RF exposure compliance. The highest reported SAR for Extremity use condition is 0.39 W/Kg(10g). |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application Ujbg6uL3T0vIztjDVAuQ6Q==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 |
Date of Grant: 08/28/2026 Application Dated: 08/27/2026 |
| Microsoft Corporation |
| One Microsoft Way |
| Redmond, WA 98052-6399 |
| Attention: Hasnain Syed , SR. DIR EMC/SI&RF COMPLIANCE |
| 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: | C3K2147 |
| Name of Grantee: | Microsoft Corporation |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Wireless input device |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.003 |
| Output power listed is peak conducted. End-users must be provided with transmitter operation conditions for satisfying RF exposure compliance. The highest reported SAR for Extremity and simultaneous transmission use conditions are <0.01 W/Kg(10g) and 0.90 W/Kg (10g), respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application erVNQlkQJhGZ9/YLgfwHig==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 |
Date of Grant: 08/28/2026 Application Dated: 08/27/2026 |
| Microsoft Corporation |
| One Microsoft Way |
| Redmond, WA 98052-6399 |
| Attention: Hasnain Syed , SR. DIR EMC/SI&RF COMPLIANCE |
| 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: | C3K2147 |
| Name of Grantee: | Microsoft Corporation |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Wireless input device |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5180.0 - 5240.0 | 0.031 | ||
| CC | 15E | 5260.0 - 5320.0 | 0.03 | ||
| CC | 15E | 5500.0 - 5720.0 | 0.031 | ||
| CC | 15E | 5745.0 - 5825.0 | 0.031 | ||
| CC EP | 15E | 5865.0 - 5885.0 | 0.049 | ||
| CC EP | 15E | 5845.0 - 5845.0 | 0.053 |
| Power listed is conducted and EiRP for UNII-4 band. This device supports up to 20MHz bandwidth for 5GHz WLAN. End-users must be provided with transmitter operation conditions for satisfying RF exposure compliance. The highest reported SAR for Extremity and simultaneous transmission use conditions are 0.86 W/Kg(10g) and 0.90 W/Kg (10g), respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| EP: | Output power is Effective Isotropic Radiated Power (EIRP) |