FCC ID PFR-F1CS43752HP
Wireless Module
by Vieworks Co., Ltd.
Grantee Code: PFR Product Code: F1CS43752HP
Latest application date: 2025-12-23
FCC ID Device Details
| FCC ID | PFR-F1CS43752HP |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | PFR |
| Product Code | F1CS43752HP |
| Applicant Business | Vieworks Co., Ltd. 🇰🇷 |
| Related Domains |  vieworks.com |
| Equipment Class | Wireless Module |
| Test Firm | KES Co., Ltd |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 5745-5825 MHz | Original Equipment | 2025-12-23 |
| 2402-2480 MHz | Original Equipment | 2025-12-23 |
| 2412-2462 MHz | Original Equipment | 2025-12-23 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2025-12-23 | PDF 666.8 KB |
| Internal Photos | Internal Photos | 2025-12-23 | PDF 284.1 KB |
| External Photos | External Photos | 2025-12-23 | PDF 345 KB |
| Label Info and Location | ID Label/Location Info | 2025-12-23 | PDF 302.5 KB |
| TSUP | Test Setup Photos | 2025-12-23 | PDF 386.4 KB |
| Antenna Specifications | Test Report | 2025-12-23 | PDF 1.4 MB |
| Test Report | Test Report | 2025-12-23 | PDF 4.2 MB |
| Test Report pt. 1 | Test Report | 2025-12-23 | PDF 5.4 MB |
| Test Report pt. 1 | Test Report | 2025-12-23 | PDF 4.4 MB |
| Test Report pt. 2 | Test Report | 2025-12-23 | PDF 5.9 MB |
| Test Report pt. 2 | Test Report | 2025-12-23 | PDF 3 MB |
| Test Report pt. 3 | Test Report | 2025-12-23 | PDF 5 MB |
| Test Report pt. 3 | Test Report | 2025-12-23 | PDF 5.8 MB |
| Test Report pt. 4 | Test Report | 2025-12-23 | PDF 5.4 MB |
| Test Report pt. 5 | Test Report | 2025-12-23 | PDF 5.2 MB |
| Test Report pt. 6 | Test Report | 2025-12-23 | PDF 2.6 MB |
| Test Report pt. 7 | Test Report | 2025-12-23 | PDF 4.5 MB |
| Test Report pt. 8 | Test Report | 2025-12-23 | PDF 5.9 MB |
| Test Report pt. 9 | Test Report | 2025-12-23 | PDF 5.3 MB |
| Att Statements 2.911(d)(5)(7) | Attestation Statements | 2025-12-23 | PDF 241 KB |
| Att Statements 2.911(d)(5)(i)&(ii) | Attestation Statements | 2025-12-23 | PDF 110 KB |
| WiFi Attestation Letter | Attestation Statements | 2025-12-23 | PDF 45.7 KB |
| Authorization Letter | Cover Letter(s) | 2025-12-23 | PDF 51.9 KB |
| Confidentiality Letter | Cover Letter(s) | 2025-12-23 | PDF 47.6 KB |
| Family Letter | Cover Letter(s) | 2025-12-23 | PDF 46.7 KB |
| Modular Approval Letter | Cover Letter(s) | 2025-12-23 | PDF 61 KB |
| RF Exposure | RF Exposure Info | 2025-12-23 | PDF 81 KB |
| Block Diagram Metadata only | Block Diagram | PDF 53.3 KB | |
| Schematics Metadata only | Schematics | PDF 173.2 KB | |
| Operational Description Metadata only | Operational Description | PDF 328.8 KB | |
| OpDes Software Security Metadata only | SDR Software/Security Info. | PDF 107.4 KB | |
| Parts List Metadata only | Parts List/Tune Up Info | PDF 210.5 KB |
Application Information
| Application ID | kDFYheqYyi03Z7/KKKTUCQ== |
|---|---|
| Final Action Date | 2025-12-23 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0021983614 |
| Model | F1CS43752HP |
| Frequency Range | 5745-5825 MHz |
| Equipment Class | NII - Unlicensed National Information Infrastructure TX |
| Device Description | Wireless Module |
| Responsible Party | Seonghwan Park, shparki@vieworks.com , +82-70-7751-9602 |
| Non-Technical Contact | Peter Lee, Vieworks America, regulatory.us@vieworks.com , (847) 613-4338 |
| Test Firm | Insung Ryu, KES Co., Ltd, kes@kes.co.kr  , 82-31-425-6200 |
| TCB Email | tei@timcoengr.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| 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 |
|---|---|---|
| kDFYheqYyi03Z7/KKKTUCQ== | 2025-12-23 | Original Equipment |
| EbmsReXY1T8MVhrm7U4saQ== | 2025-12-23 | Original Equipment |
| 7hH298mqnjDniDD6k5Zt4Q== | 2025-12-23 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application kDFYheqYyi03Z7/KKKTUCQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 12/23/2025 Application Dated: 12/23/2025 |
| Vieworks Co., Ltd. |
| 41-3, Burim-ro170beon-gil, Dongan-gu |
| Anyang-si, 14055 South Korea |
| Attention: Seonghwan Park , Assistant 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: | PFR-F1CS43752HP |
| Name of Grantee: | Vieworks Co., Ltd. |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Wireless Module |
| 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 | 0.01294 | ||
| CC MO | 15E | 5745.0 - 5825.0 | 0.01069 |
| Output power listed is conducted. Single Modular Approval for mobile RF Exposure conditions. The module antennas must be installed to meet the RF exposure compliance separation distance of 20 cm from all persons and any additional testing and authorization process as required. Co-location of this module with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. Approved for OEM integration only. The grantee must provide OEM integrators with installation and operating instructions for satisfying FCC multi-transmitter product guidelines. 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. This device supports 20, 40 and 80 MHz modes. |
| 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 EbmsReXY1T8MVhrm7U4saQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 12/23/2025 Application Dated: 12/23/2025 |
| Vieworks Co., Ltd. |
| 41-3, Burim-ro170beon-gil, Dongan-gu |
| Anyang-si, 14055 South Korea |
| Attention: Seonghwan Park , Assistant 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: | PFR-F1CS43752HP |
| Name of Grantee: | Vieworks Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Wireless Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00406 |
| Output power listed is conducted. Single Modular Approval for mobile RF Exposure conditions. The module antenna must be installed to meet the RF exposure compliance separation distance of 20 cm from all persons and any additional testing and authorization process as required. Co-location of this module with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. Approved for OEM integration only. The grantee must provide OEM integrators with installation and operating instructions for satisfying FCC multi-transmitter product guidelines. 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. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 7hH298mqnjDniDD6k5Zt4Q==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 12/23/2025 Application Dated: 12/23/2025 |
| Vieworks Co., Ltd. |
| 41-3, Burim-ro170beon-gil, Dongan-gu |
| Anyang-si, 14055 South Korea |
| Attention: Seonghwan Park , Assistant 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: | PFR-F1CS43752HP |
| Name of Grantee: | Vieworks Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Wireless Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00641 | ||
| CC MO | 15C | 2412.0 - 2462.0 | 0.08433 |
| Output power listed is conducted. Single Modular Approval for mobile RF Exposure conditions. The module antennas must be installed to meet the RF exposure compliance separation distance of 20 cm from all persons and any additional testing and authorization process as required. Co-location of this module with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. Approved for OEM integration only. The grantee must provide OEM integrators with installation and operating instructions for satisfying FCC multi-transmitter product guidelines. 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. This device supports 20 MHz modes. |
| 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. |