FCC ID LDKUSBC2857
Cisco Headset USB-C Adapter
by Cisco Systems Inc
Grantee Code: LDK Product Code: USBC2857
Latest application date: 2024-07-23
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2024-07-23 |
| 2402-2480 MHz | Original Equipment | 2024-07-23 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual | Users Manual | 2025-01-20 | PDF 77.3 KB |
| Users Manual (Statement)-2_ rev Metadata only | Users Manual | 2025-01-20 | PDF 543.8 KB |
| Users Manual (Statement)_1 | Users Manual | 2025-01-20 | PDF 727.1 KB |
| Users Manual (Statement)_2 rev2 | Users Manual | 2025-01-20 | PDF 520.3 KB |
| Internal Photos rev | Internal Photos | 2025-01-20 | PDF 791.9 KB |
| External Photos | External Photos | 2025-01-20 | PDF 707 KB |
| Label Sample & Label Location | ID Label/Location Info | 2024-07-23 | PDF 50.5 KB |
| Test Set Up Photos | Test Setup Photos | 2025-01-20 | PDF 510.2 KB |
| Test Set Up Photos (SAR) | Test Setup Photos | 2025-01-20 | PDF 1.4 MB |
| Antenna Test Report | Test Report | 2024-07-23 | PDF 857.7 KB |
| Test Report (DSS) rev | Test Report | 2024-07-23 | PDF 1.2 MB |
| Test Report (DTS-BT LE) rev | Test Report | 2024-07-23 | PDF 1 MB |
| Attestation (Designated itself as U.S. local Agent Letter) | Attestation Statements | 2024-07-23 | PDF 95.2 KB |
| Attestation (Statements of part 2.911(d)(5)) | Attestation Statements | 2024-07-23 | PDF 85.5 KB |
| Confidentiality Request (Long term) | Cover Letter(s) | 2024-07-23 | PDF 107.8 KB |
| Confidentiality Request (Short term) | Cover Letter(s) | 2024-07-23 | PDF 111.9 KB |
| Cover Letter (Agent Authorization) | Cover Letter(s) | 2024-07-23 | PDF 87 KB |
| RF Exposure Info (SAR) rev | RF Exposure Info | 2024-07-23 | PDF 1.1 MB |
| RF Exposure Info (SAR)_Appendix A-Z rev | RF Exposure Info | 2024-07-23 | PDF 4.4 MB |
| Block Diagram Metadata only | Block Diagram | PDF 42.8 KB | |
| Schematics Metadata only | Schematics | PDF 48.5 KB | |
| Operational Description rev Metadata only | Operational Description | PDF 125.1 KB |
Application Information
| Application ID | xfLIs/v3T/ExDU79rWLxeA== |
|---|---|
| Final Action Date | 2024-07-23 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0004968939 |
| Model | USBC2857 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Cisco Headset USB-C Adapter |
| Responsible Party | Samuel Kim, Manager, Engineering, samukim@cisco.com  , 408-527-1446 |
| Agent | Andrea Andrea Andrea, Bureau Veritas CPS (H.K.) Taoyuan Branch, andrea.hsia@bureauveritas.com  , 886-3-318-3232 |
| Test Firm | Liu Ken, Bureau Veritas CPS(H.K.) Ltd., Taoyuan Branch, ken.liu@bureauveritas.com , +886-3-2600609 |
| TCB Email | certification@nacsemc.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 01/20/2025 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Power listed is maximum conducted output power. The transmitter must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with transmitter operating conditions for satisfying RF exposure compliance. The highest reported SAR value for body exposure condition is 0.13 W/kg. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| xfLIs/v3T/ExDU79rWLxeA== | 2024-07-23 | Original Equipment |
| 9r/lzuu83ZbqNwhSTc3Fgw== | 2024-07-23 | Original Equipment |
Grants
TCB Grant - Application xfLIs/v3T/ExDU79rWLxeA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
North American EMC Certification Services Inc 24889 Ferguson Ave Maple Ridge, BC, Canada |
Date of Grant: 07/23/2024 Application Dated: 07/23/2024 |
| Cisco Systems Inc |
| 125 West Tasman Drive |
| San Jose, CA 95134-1706 |
| Attention: Samuel Kim , Manager, Engineering |
| 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: | LDKUSBC2857 |
| Name of Grantee: | Cisco Systems Inc |
| Equipment Class: | Digital Transmission System |
| Notes: | Cisco Headset USB-C Adapter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.006 |
| Power listed is maximum conducted output power. The transmitter must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with transmitter operating conditions for satisfying RF exposure compliance. The highest reported SAR value for body exposure condition is 0.13 W/kg. |
EAS Grant - Application xfLIs/v3T/ExDU79rWLxeA==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Cisco Systems Inc 125 West Tasman Drive San Jose, CA 95134-1706 United States |
Date of Grant: 07/23/2024 Application Dated: 07/23/2024 |
| Attention: Samuel Kim , Manager, Engineering |
| 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: | LDKUSBC2857 |
| Name of Grantee: | Cisco Systems Inc |
| Equipment Class: | Digital Transmission System |
| Notes: | Cisco Headset USB-C Adapter |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.006 |
| Power listed is maximum conducted output power. The transmitter must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with transmitter operating conditions for satisfying RF exposure compliance. The highest reported SAR value for body exposure condition is 0.13 W/kg. |
| Mail To: | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
North American EMC Certification Services Inc 24889 Ferguson Ave Maple Ridge, BC, Canada |
Date of Grant: 07/23/2024 Application Dated: 07/23/2024 |
| Cisco Systems Inc |
| 125 West Tasman Drive |
| San Jose, CA 95134-1706 |
| Attention: Samuel Kim , Manager, Engineering |
| 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: | LDKUSBC2857 |
| Name of Grantee: | Cisco Systems Inc |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Cisco Headset USB-C Adapter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.02 |
| Power listed is maximum conducted output power. The transmitter must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with transmitter operating conditions for satisfying RF exposure compliance. The highest reported SAR value for body exposure condition is 0.13 W/kg. |
EAS Grant - Application 9r/lzuu83ZbqNwhSTc3Fgw==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Cisco Systems Inc 125 West Tasman Drive San Jose, CA 95134-1706 United States |
Date of Grant: 07/23/2024 Application Dated: 07/23/2024 |
| Attention: Samuel Kim , Manager, Engineering |
| 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: | LDKUSBC2857 |
| Name of Grantee: | Cisco Systems Inc |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Cisco Headset USB-C Adapter |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.02 |
| Power listed is maximum conducted output power. The transmitter must not transmit simultaneously with any other transmitter, except in accordance with FCC multi-transmitter product procedures or as described in this filing. End-users and installers must be provided with transmitter operating conditions for satisfying RF exposure compliance. The highest reported SAR value for body exposure condition is 0.13 W/kg. |
| Mail To: |