FCC ID A3LWCH731R
Wi-Fi/BT Transceiver
by Samsung Electronics Co Ltd
Grantee Code: A3L Product Code: WCH731R
Latest application date: 2025-12-16
FCC ID Device Details
| FCC ID | A3LWCH731R |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | A3L |
| Product Code | WCH731R |
| Applicant Business | Samsung Electronics Co Ltd 🇺🇸 |
| Related Domains |  samsung.com |
| Equipment Class | Wi-Fi/BT Transceiver |
| Test Firm | ONETECH Corp. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2472 MHz | Original Equipment | 2025-12-16 |
| 2402-2480 MHz | Original Equipment | 2025-12-16 |
| 5745-5825 MHz | Original Equipment | 2025-12-16 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-06-12 | PDF 404.2 KB |
| Internal Photos | Internal Photos | 2026-06-12 | PDF 1.1 MB |
| External Photos | External Photos | 2026-06-12 | PDF 762.6 KB |
| Label | ID Label/Location Info | 2025-12-16 | PDF 66.2 KB |
| Test Setup Photos | Test Setup Photos | 2026-06-12 | PDF 401.7 KB |
| Antenna Info | Test Report | 2025-12-16 | PDF 1.5 MB |
| BLE Test Report | Test Report | 2025-12-16 | PDF 981.2 KB |
| BLE Test Report Appendix Part 1 | Test Report | 2025-12-16 | PDF 5.4 MB |
| BLE Test Report Appendix Part 2 | Test Report | 2025-12-16 | PDF 1.1 MB |
| Test Report | Test Report | 2025-12-16 | PDF 4.5 MB |
| Test Report | Test Report | 2025-12-16 | PDF 1.3 MB |
| Test Report Appendix Part 1 | Test Report | 2025-12-16 | PDF 5.3 MB |
| Test Report Appendix Part 1 | Test Report | 2025-12-16 | PDF 5.2 MB |
| Test Report Appendix Part 10 | Test Report | 2025-12-16 | PDF 3.4 MB |
| Test Report Appendix Part 2 | Test Report | 2025-12-16 | PDF 5.7 MB |
| Test Report Appendix Part 2 | Test Report | 2025-12-16 | PDF 5.5 MB |
| Test Report Appendix Part 3 | Test Report | 2025-12-16 | PDF 5.7 MB |
| Test Report Appendix Part 4 | Test Report | 2025-12-16 | PDF 5.8 MB |
| Test Report Appendix Part 5 | Test Report | 2025-12-16 | PDF 5.6 MB |
| Test Report Appendix Part 6 | Test Report | 2025-12-16 | PDF 5.4 MB |
| Test Report Appendix Part 7 | Test Report | 2025-12-16 | PDF 5.6 MB |
| Test Report Appendix Part 8 | Test Report | 2025-12-16 | PDF 5.8 MB |
| Test Report Appendix Part 9 | Test Report | 2025-12-16 | PDF 4.3 MB |
| WLAN Test Report | Test Report | 2025-12-16 | PDF 1.8 MB |
| WLAN Test Report Appendix Part 1 | Test Report | 2025-12-16 | PDF 5.8 MB |
| WLAN Test Report Appendix Part 2 | Test Report | 2025-12-16 | PDF 5.4 MB |
| WLAN Test Report Appendix Part 3 | Test Report | 2025-12-16 | PDF 5.5 MB |
| WLAN Test Report Appendix Part 4 | Test Report | 2025-12-16 | PDF 5.5 MB |
| WLAN Test Report Appendix Part 5 | Test Report | 2025-12-16 | PDF 5.8 MB |
| Covered Equipment Attestation | Attestation Statements | 2025-12-16 | PDF 71.6 KB |
| US Agent for Service of Process | Attestation Statements | 2025-12-16 | PDF 74.7 KB |
| Agent Authorization Letter | Cover Letter(s) | 2025-12-16 | PDF 39.6 KB |
| Confidentiality Letter | Cover Letter(s) | 2025-12-16 | PDF 132.8 KB |
| Modular Approval Letter | Cover Letter(s) | 2025-12-16 | PDF 76 KB |
| SW Security Letter | Cover Letter(s) | 2025-12-16 | PDF 140.4 KB |
| WiFi Channel Plan Letter | Cover Letter(s) | 2025-12-16 | PDF 163.1 KB |
| RF Exposure Report | RF Exposure Info | 2025-12-16 | PDF 320.8 KB |
| Block Diagram Metadata only | Block Diagram | PDF 92.5 KB | |
| Schematics Metadata only | Schematics | PDF 125.4 KB | |
| Operational Description Metadata only | Operational Description | PDF 250.8 KB |
Application Information
| Application ID | rA8ycaL08Ado8BOFE+n/Ng== |
|---|---|
| Final Action Date | 2025-12-16 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0027908797 |
| Model | WCH731R |
| Frequency Range | 2412-2472 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Wi-Fi/BT Transceiver |
| Responsible Party | Jenni Chun, j1.chun@samsung.com , 973-808-6375 |
| Non-Technical Contact | Jenni Chun, Samsung Electronics Co Ltd, j1.chun@samsung.com |
| Test Firm | Ki Hong Nam, ONETECH Corp., kihong.nam@onetech.co.kr  , 82-31-799-9580 |
| TCB Email | tcb@nemko.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Single Modular Approval |
| 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 |
|---|---|---|
| rA8ycaL08Ado8BOFE+n/Ng== | 2025-12-16 | Original Equipment |
| jX0f5DE6Jr47ju/wyPW0nA== | 2025-12-16 | Original Equipment |
| 3ojKPFokkenRlzuvM+hGtg== | 2025-12-16 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application rA8ycaL08Ado8BOFE+n/Ng==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 12/16/2025 Application Dated: 12/15/2025 |
| Samsung Electronics Co Ltd |
| 19 Chapin Rd., Building D |
| Pine Brook, NJ 07058 |
| Attention: Jenni Chun , General Manager |
| 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: | A3LWCH731R |
| Name of Grantee: | Samsung Electronics Co Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Wi-Fi/BT Transceiver |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.01641 | ||
| CC MO | 15C | 2412.0 - 2472.0 | 0.08356 |
| Single Modular Approval. Output power is conducted. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
TCB Grant - Application jX0f5DE6Jr47ju/wyPW0nA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 12/16/2025 Application Dated: 12/15/2025 |
| Samsung Electronics Co Ltd |
| 19 Chapin Rd., Building D |
| Pine Brook, NJ 07058 |
| Attention: Jenni Chun , General Manager |
| 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: | A3LWCH731R |
| Name of Grantee: | Samsung Electronics Co Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Wi-Fi/BT Transceiver |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.01703 |
| Single Modular Approval. Output power is conducted. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 3ojKPFokkenRlzuvM+hGtg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 12/16/2025 Application Dated: 12/15/2025 |
| Samsung Electronics Co Ltd |
| 19 Chapin Rd., Building D |
| Pine Brook, NJ 07058 |
| Attention: Jenni Chun , General Manager |
| 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: | A3LWCH731R |
| Name of Grantee: | Samsung Electronics Co Ltd |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Wi-Fi/BT Transceiver |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC MO | 15E | 5180.0 - 5240.0 | 0.04944 | ||
| CC MO ND | 15E | 5260.0 - 5320.0 | 0.07245 | ||
| CC MO ND | 15E | 5500.0 - 5720.0 | 0.07245 | ||
| CC MO | 15E | 5745.0 - 5825.0 | 0.07047 |
| Single Modular Approval. Output power is conducted. End-users and installers must be provided with antenna installation and transmitter operating conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |
| ND: | This UNII device complies with the Transmit Power Control (TPC) and Dynamic Frequency Selection (DFS) requirements in Section 15.407(h). |