FCC ID A3LWCHA42M
WiFi BT Transceiver
by Samsung Electronics Co Ltd
Grantee Code: A3L Product Code: WCHA42M
Latest application date: 2025-12-24
FCC ID Device Details
| FCC ID | A3LWCHA42M |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | A3L |
| Product Code | WCHA42M |
| Applicant Business | Samsung Electronics Co Ltd 🇺🇸 |
| Related Domains |  samsung.com |
| Equipment Class | WiFi BT Transceiver |
| Test Firm | Underwriters Laboratories Taiwan Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-12-24 |
| 2412-2472 MHz | Original Equipment | 2025-12-24 |
| 5745-5825 MHz | Original Equipment | 2025-12-24 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| 03_User manual_A3LWCHA42M_20251211 | Users Manual | 2026-06-22 | PDF 679.7 KB |
| 11_Internal Photos_A3LWCHA42M_20251211 | Internal Photos | 2026-06-22 | PDF 1.1 MB |
| 10_External Photos_A3LWCHA42M_20251211 | External Photos | 2026-06-22 | PDF 2.1 MB |
| 02_Label and location_A3LWCHA42M | ID Label/Location Info | 2025-12-24 | PDF 203.4 KB |
| 08_Setup Photos_A3LWCHA42M | Test Setup Photos | 2026-06-22 | PDF 1.4 MB |
| 09_Test Report_2.4G WiFi_A3LWCHA42M_1 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_2.4G WiFi_A3LWCHA42M_2 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_2.4G WiFi_A3LWCHA42M_3 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_2.4G WiFi_A3LWCHA42M_4 | Test Report | 2025-12-24 | PDF 5.3 MB |
| 09_Test Report_2.4G WiFi_A3LWCHA42M_5 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_2.4G WiFi_A3LWCHA42M_6 | Test Report | 2025-12-24 | PDF 5.3 MB |
| 09_Test Report_2.4G WiFi_A3LWCHA42M_7 | Test Report | 2025-12-24 | PDF 3.1 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_1 | Test Report | 2025-12-24 | PDF 5.5 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_10 | Test Report | 2025-12-24 | PDF 5.3 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_11 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_12 | Test Report | 2025-12-24 | PDF 1.4 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_2 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_3 | Test Report | 2025-12-24 | PDF 5.3 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_4 | Test Report | 2025-12-24 | PDF 5.3 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_5 | Test Report | 2025-12-24 | PDF 5.5 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_6 | Test Report | 2025-12-24 | PDF 5.5 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_7 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_8 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_5G WiFi_A3LWCHA42M_9 | Test Report | 2025-12-24 | PDF 4.5 MB |
| 09_Test Report_BT EDR_A3LWCHA42M_20251211 | Test Report | 2025-12-24 | PDF 5.4 MB |
| 09_Test Report_BT LE_A3LWCHA42M_20251211 | Test Report | 2025-12-24 | PDF 4.9 MB |
| 09_Test Report_DFS Slave_A3LWCHA42M_20251211 | Test Report | 2025-12-24 | PDF 769.9 KB |
| 09_Test Report_MPE_A3LWCHA42M_20251216 | RF Exposure Info | 2025-12-24 | PDF 663.6 KB |
| 12_Antenna specification_A3LWCHA42M_20251211 | Test Report | 2025-12-24 | PDF 1.4 MB |
| 15_FCC 2.911[d][5] Attestation_A3LWCHA42M | Attestation Statements | 2025-12-24 | PDF 100.1 KB |
| 16_FCC Agent for service Attestation from Applicant-as-Agent_A3LWCHA42M | Attestation Statements | 2025-12-24 | PDF 95.8 KB |
| 17_6XD Attestation Letter_A3LWCHA42M_20251222 Metadata only | Attestation Statements | 2025-12-24 | PDF 100.2 KB |
| 18_Attestation Letter for Client devices without radar detection capability_A3LW | Attestation Statements | 2025-12-24 | PDF 86.6 KB |
| 19_Embedded Attestation letter_A3LWCHA42M | Attestation Statements | 2025-12-24 | PDF 72.9 KB |
| 01_Authorization Letter_A3LWCHA42M | Cover Letter(s) | 2025-12-24 | PDF 112.2 KB |
| 07_FCC Request for confidentiality letter (long term)_A3LWCHA42M | Cover Letter(s) | 2025-12-24 | PDF 115 KB |
| 07_FCC Request for confidentiality letter (short term)_A3LWCHA42M_20251211 | Cover Letter(s) | 2025-12-24 | PDF 148.9 KB |
| 14_Modular approval request letter_A3LWCHA42M_20251211 | Cover Letter(s) | 2025-12-24 | PDF 183.5 KB |
| 04_Block Diagram_A3LWCHA42M Metadata only | Block Diagram | PDF 138.4 KB | |
| 05_Schematics_A3LWCHA42M Metadata only | Schematics | PDF 143.4 KB | |
| 06_Operation Description_A3LWCHA42M_20251216 Metadata only | Operational Description | PDF 797.7 KB | |
| 06_Operation Description_A3LWCHA42M_20251222 Metadata only | Operational Description | PDF 2.1 MB | |
| 13_5G Software Security_A3LWCHA42M_20251211 Metadata only | SDR Software/Security Info. | PDF 136.7 KB | |
| 20_BOM List_A3LWCHA42M_20251211 Metadata only | Parts List/Tune Up Info | PDF 182.3 KB |
Application Information
| Application ID | fI81Gp7fjVScpq8jqsb3qA== |
|---|---|
| Final Action Date | 2025-12-24 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0027908797 |
| Model | WCHA42M |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | WiFi 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 | Roy Chen, Underwriters Laboratories Taiwan Co., Ltd., Roy.Chen@ul.com  , +886-2-7737-3450 |
| 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 | 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 |
|---|---|---|
| fI81Gp7fjVScpq8jqsb3qA== | 2025-12-24 | Original Equipment |
| TVx+GV15X0+X0eu6qD6JlQ== | 2025-12-24 | Original Equipment |
| SdCHXGE3e3V8/W+cV0MpzA== | 2025-12-24 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application TVx+GV15X0+X0eu6qD6JlQ==
| 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: 12/24/2025 Application Dated: 12/17/2025 |
| 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: | A3LWCHA42M |
| Name of Grantee: | Samsung Electronics Co Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | WiFi 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 | 0.019 | ||
| CC MO | 15C | 2412.0 - 2472.0 | 0.123 |
| Single Modular Approval. Power listed is conducted. Approval is limited to OEM installation only. This device has 20 MHz bandwidth mode. This module can only be used with the antenna design in strict compliance with the OEM instructions provided. The module antenna(s) must be installed to meet the RF exposure compliance separation distance of 20 cm and any additional testing and authorization process as required. Co-location of this module with other transmitters that operate simultaneously is required to be evaluated using the FCC multi-transmitter procedures. OEM integrators and end-Users must be provided with transmitter operating conditions for satisfying RF exposure compliance. This grant is valid only when the device is sold to OEM integrators and the OEM integrators are instructed to ensure that the end user has no manual instructions to remove or install the device. Separate approval is required for all other operating configurations. |
| 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 SdCHXGE3e3V8/W+cV0MpzA==
| 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: 12/24/2025 Application Dated: 12/17/2025 |
| 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: | A3LWCHA42M |
| Name of Grantee: | Samsung Electronics Co Ltd |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | WiFi 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 | 0.083 | ||
| CC MO | 15E | 5260.0 - 5320.0 | 0.135 | ||
| CC MO | 15E | 5500.0 - 5720.0 | 0.131 | ||
| CC MO | 15E | 5745.0 - 5825.0 | 0.17 |
| Single Modular Approval. Power listed is conducted. Approval is limited to OEM installation only. This device has 20 MHz, 40 MHz, and 80 MHz bandwidth modes. This module can only be used with the antenna design in strict compliance with the OEM instructions provided. The module antenna(s) must be installed to meet the RF exposure compliance separation distance of 20 cm and any additional testing and authorization process as required. Co-location of this module with other transmitters that operate simultaneously is required to be evaluated using the FCC multi-transmitter procedures. OEM integrators and end-Users must be provided with transmitter operating conditions for satisfying RF exposure compliance. This grant is valid only when the device is sold to OEM integrators and the OEM integrators are instructed to ensure that the end user has no manual instructions to remove or install the device. Separate approval is required for all other operating configurations. |
| 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 fI81Gp7fjVScpq8jqsb3qA==
| 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: 12/24/2025 Application Dated: 12/17/2025 |
| 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: | A3LWCHA42M |
| Name of Grantee: | Samsung Electronics Co Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | WiFi 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 | 0.019 |
| Single Modular Approval. Power listed is conducted. Approval is limited to OEM installation only. This module can only be used with the antenna design in strict compliance with the OEM instructions provided. The module antenna(s) must be installed to meet the RF exposure compliance separation distance of 20 cm and any additional testing and authorization process as required. Co-location of this module with other transmitters that operate simultaneously is required to be evaluated using the FCC multi-transmitter procedures. OEM integrators and end-Users must be provided with transmitter operating conditions for satisfying RF exposure compliance. This grant is valid only when the device is sold to OEM integrators and the OEM integrators are instructed to ensure that the end user has no manual instructions to remove or install the device. Separate approval is required for all other operating configurations. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |