FCC ID DV8DSX1
DS-X Series ECG, Respiration and SpO2 Transmitter
by Fukuda Denshi Co Ltd
Grantee Code: DV8 Product Code: DSX1
Latest application date: 2026-01-15
FCC ID Device Details
| FCC ID | DV8DSX1 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | DV8 |
| Product Code | DSX1 |
| Applicant Business | Fukuda Denshi Co Ltd 🇯🇵 |
| Related Domains |  fukuda.co.jp  fukudaamerica.com |
| Equipment Class | DS-X Series ECG, Respiration and SpO2 Transmitter |
| Test Firm | SGS Taiwan Ltd. Central RF Lab |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2422-2452 MHz | Class II permissive change or modification of presently authorized equipment | 2026-01-15 |
| 5745-5825 MHz | Class II permissive change or modification of presently authorized equipment | 2026-01-15 |
| 5745-5825 MHz | Change in identification of presently authorized equipment. Original FCC ID: XPYJODYW263 Grant Date: 04/28/2021 | 2025-12-01 |
| 2422-2452 MHz | Change in identification of presently authorized equipment. Original FCC ID: XPYJODYW263 Grant Date: 04/28/2021 | 2025-12-01 |
| 2402-2480 MHz | Change in identification of presently authorized equipment. Original FCC ID: XPYJODYW263 Grant Date: 04/28/2021 | 2025-12-01 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-01-15 | PDF 1.9 MB |
| Installation Instructions | Users Manual | 2025-12-01 | PDF 1.5 MB |
| Internal Photos | Internal Photos | 2026-01-15 | PDF 3.3 MB |
| External Photos | External Photos | 2026-01-15 | PDF 673.7 KB |
| External Photos | External Photos | 2025-12-01 | PDF 138.9 KB |
| Label Info & Location | ID Label/Location Info | 2026-01-15 | PDF 521.7 KB |
| Label Info and Location | ID Label/Location Info | 2025-12-01 | PDF 207.5 KB |
| Tsup | Test Setup Photos | 2026-01-15 | PDF 562.3 KB |
| Tsup SAR App A | Test Setup Photos | 2026-01-15 | PDF 901.6 KB |
| Antenna Report | Test Report | 2026-01-15 | PDF 1.7 MB |
| Test Report 15.247 BLE | Test Report | 2026-01-15 | PDF 1.8 MB |
| Test Report 15.247 WLAN 2.4GHz | Test Report | 2026-01-15 | PDF 3.8 MB |
| Test Report 15.407 WLAN 5GHz | Test Report | 2026-01-15 | PDF 3.1 MB |
| Attestation Statement part 2.911(d)(7) | Attestation Statements | 2026-01-15 | PDF 484.2 KB |
| Attstn Stmts parts 2.911(d)(5)(i)&(ii) | Attestation Statements | 2026-01-15 | PDF 540.4 KB |
| Att Statements 2.911(d)(5)(7) | Attestation Statements | 2025-12-01 | PDF 484.2 KB |
| Att Statements 2.911(d)(5)(i)&(ii) | Attestation Statements | 2025-12-01 | PDF 540.4 KB |
| Agent Authorization | Cover Letter(s) | 2026-01-15 | PDF 48.8 KB |
| C2PC | Cover Letter(s) | 2026-01-15 | PDF 147 KB |
| Authorization Letter | Cover Letter(s) | 2025-12-01 | PDF 48.3 KB |
| Change in ID - New Applicant | Cover Letter(s) | 2025-12-01 | PDF 397.8 KB |
| Change in ID - Original Applicant | Cover Letter(s) | 2025-12-01 | PDF 67.1 KB |
| SAR App B DAE & Probe Cal -1 | RF Exposure Info | 2026-01-15 | PDF 5.3 MB |
| SAR App B DAE & Probe Cal -2 | RF Exposure Info | 2026-01-15 | PDF 2.3 MB |
| SAR App C Phantom & Dipole Cal | RF Exposure Info | 2026-01-15 | PDF 2.5 MB |
| SAR App C Phantom Desc & Dipole Cal | RF Exposure Info | 2026-01-15 | PDF 2.5 MB |
| SAR App D Dipole Extended Cal | RF Exposure Info | 2026-01-15 | PDF 713.5 KB |
| SAR Report | RF Exposure Info | 2026-01-15 | PDF 2.4 MB |
Application Information
| Application ID | Q6c1E3HolQMHPuGHaQ8aFg== |
|---|---|
| Final Action Date | 2026-01-15 |
| Application Purpose | Class II permissive change or modification of presently authorized equipment |
| Applicant FRN | 0007498769 |
| Model | DSX1 |
| Frequency Range | 2422-2452 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | DS-X Series ECG, Respiration and SpO2 Transmitter |
| Responsible Party | Takashi Nomura, takashi.nomura@fukuda.co.jp , 81-3-5684-1540 |
| Non-Technical Contact | Douglas W Blakely, Fukuda Denshi USA, Inc., dblakely@fukudaamerica.com , +1 (210) 240-4521 |
| Test Firm | Ryan WANG, SGS Taiwan Ltd. Central RF Lab, ryan-ec.wang@sgs.com  , 886222993279 |
| TCB Email | tei@timcoengr.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | No |
| 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 |
|---|---|---|
| Q6c1E3HolQMHPuGHaQ8aFg== | 2026-01-15 | Class II permissive change or modification of presently authorized equipment |
| 0IpZu9/y6MdT1IiD+aXq9Q== | 2026-01-15 | Class II permissive change or modification of presently authorized equipment |
| V2VzgXHLLFu6fbpaCiSv4g== | 2025-12-01 | Change in identification of presently authorized equipment. Original FCC ID: XPYJODYW263 Grant Date: 04/28/2021 |
| IXh4xMlA3nDo6On6KUdJug== | 2025-12-01 | Change in identification of presently authorized equipment. Original FCC ID: XPYJODYW263 Grant Date: 04/28/2021 |
| 3vEKFNXO1le/8n7whMj/kQ== | 2025-12-01 | Change in identification of presently authorized equipment. Original FCC ID: XPYJODYW263 Grant Date: 04/28/2021 |
Equipment Authorization
Grants
TCB Grant - Application V2VzgXHLLFu6fbpaCiSv4g==
| 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: 12/01/2025 Application Dated: 11/21/2025 |
| Fukuda Denshi Co Ltd |
| 3-39-4 Hongo Bunkyo-Ku |
| Tokyo, 113-8483 Japan |
| Attention: Takashi Nomura , 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: | DV8DSX1 |
| Name of Grantee: | Fukuda Denshi Co Ltd |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Host-based module with Wi-Fi and Bluetooth 5.0 |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5180.0 - 5240.0 | 0.026 | ||
| CC | 15E | 5260.0 - 5320.0 | 0.027 | ||
| CC | 15E | 5500.0 - 5720.0 | 0.025 | ||
| CC | 15E | 5745.0 - 5825.0 | 0.032 |
| Power output listed is conducted. Single modular approval. The antenna(s) used for this transmitter must not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. Grantee must provide installation and operating instructions for complying with FCC multi-transmitter product procedures and RF exposure compliance. This filing meets the KDB publication 447498 requirements for mobile RF exposure conditions. The Grantee is responsible for providing the documentation required for modular use. The module can only be used with a host antenna circuit trace layout design in strict compliance with the OEM instructions provided. The responsibility for the use of this module, in all configurations used or contemplated, remains with the Grantee. This device has 20 MHz, 40 MHz and 80 MHz bandwidth modes. This device also contains Bluetooth, BLE and 2.4 GHz WLAN transmitters. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application Q6c1E3HolQMHPuGHaQ8aFg==
| 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: 01/15/2026 Application Dated: 01/09/2026 |
| Fukuda Denshi Co Ltd |
| 3-39-4 Hongo Bunkyo-Ku |
| Tokyo, 113-8483 Japan |
| Attention: Takashi Nomura , 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: | DV8DSX1 |
| Name of Grantee: | Fukuda Denshi Co Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | DS-X Series ECG, Respiration and SpO2 Transmitter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0025 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.037 | ||
| CC | 15C | 2422.0 - 2452.0 | 0.012 |
| Power output listed is conducted. Single modular approval. The antenna(s) used for this transmitter must not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. Grantee must provide installation and operating instructions for complying with FCC multi-transmitter product procedures and RF exposure compliance. This filing meets the KDB publication 447498 requirements for mobile RF exposure conditions. The Grantee is responsible for providing the documentation required for modular use. The module can only be used with a host antenna circuit trace layout design in strict compliance with the OEM instructions provided. The responsibility for the use of this module, in all configurations used or contemplated, remains with the Grantee. This device has 20 MHz and 40 MHz bandwidth modes. This device also contains Bluetooth and U-NII transmitters. Class II Permissive Change: Authorizes the integration of this device into the Fukuda Denshi DS-X Series ECG, Respiration and SpO2 Transmitter, Models DS-X1F, DS-X1M and DS-X1N. The highest reported SAR for body, simultaneous transmission and product-specific (10g extremity SAR) exposure conditions are 0.61 W/kg, 0.67 W/kg and 0.26 W/kg, respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application IXh4xMlA3nDo6On6KUdJug==
| 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: 12/01/2025 Application Dated: 11/21/2025 |
| Fukuda Denshi Co Ltd |
| 3-39-4 Hongo Bunkyo-Ku |
| Tokyo, 113-8483 Japan |
| Attention: Takashi Nomura , 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: | DV8DSX1 |
| Name of Grantee: | Fukuda Denshi Co Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Host-based module with Wi-Fi and Bluetooth 5.0 |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0025 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.037 | ||
| CC | 15C | 2422.0 - 2452.0 | 0.012 |
| Power output listed is conducted. Single modular approval. The antenna(s) used for this transmitter must not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. Grantee must provide installation and operating instructions for complying with FCC multi-transmitter product procedures and RF exposure compliance. This filing meets the KDB publication 447498 requirements for mobile RF exposure conditions. The Grantee is responsible for providing the documentation required for modular use. The module can only be used with a host antenna circuit trace layout design in strict compliance with the OEM instructions provided. The responsibility for the use of this module, in all configurations used or contemplated, remains with the Grantee. This device has 20 MHz and 40 MHz bandwidth modes. This device also contains Bluetooth and U-NII transmitters. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 3vEKFNXO1le/8n7whMj/kQ==
| 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: 12/01/2025 Application Dated: 11/21/2025 |
| Fukuda Denshi Co Ltd |
| 3-39-4 Hongo Bunkyo-Ku |
| Tokyo, 113-8483 Japan |
| Attention: Takashi Nomura , 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: | DV8DSX1 |
| Name of Grantee: | Fukuda Denshi Co Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Host-based module with Wi-Fi and Bluetooth 5.0 |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.012 |
| Power output listed is conducted. Single modular approval The antenna(s) used for this transmitter must not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. Grantee must provide installation and operating instructions for complying with FCC multi-transmitter product procedures and RF exposure compliance. This filing meets the KDB publication 447498 requirements for mobile RF exposure conditions. The Grantee is responsible for providing the documentation required for modular use. The module can only be used with a host antenna circuit trace layout design in strict compliance with the OEM instructions provided. The responsibility for the use of this module, in all configurations used or contemplated, remains with the Grantee. This device also contains BLE, 2.4 GHz WLAN and U-NII transmitters. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 0IpZu9/y6MdT1IiD+aXq9Q==
| 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: 01/15/2026 Application Dated: 01/09/2026 |
| Fukuda Denshi Co Ltd |
| 3-39-4 Hongo Bunkyo-Ku |
| Tokyo, 113-8483 Japan |
| Attention: Takashi Nomura , 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: | DV8DSX1 |
| Name of Grantee: | Fukuda Denshi Co Ltd |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | DS-X Series ECG, Respiration and SpO2 Transmitter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5180.0 - 5240.0 | 0.026 | ||
| CC | 15E | 5260.0 - 5320.0 | 0.027 | ||
| CC | 15E | 5500.0 - 5720.0 | 0.025 | ||
| CC | 15E | 5745.0 - 5825.0 | 0.032 |
| Power output listed is conducted. Single modular approval. The antenna(s) used for this transmitter must not be co-located with any other transmitters except in accordance with FCC multi-transmitter product procedures. Grantee must provide installation and operating instructions for complying with FCC multi-transmitter product procedures and RF exposure compliance. This filing meets the KDB publication 447498 requirements for mobile RF exposure conditions. The Grantee is responsible for providing the documentation required for modular use. The module can only be used with a host antenna circuit trace layout design in strict compliance with the OEM instructions provided. The responsibility for the use of this module, in all configurations used or contemplated, remains with the Grantee. This device has 20 MHz, 40 MHz and 80 MHz bandwidth modes. This device also contains Bluetooth, BLE and 2.4 GHz WLAN transmitters. Class II Permissive Change: Authorizes the integration of this device into the Fukuda Denshi DS-X Series ECG, Respiration and SpO2 Transmitter, Models DS-X1F, DS-X1M and DS-X1N. The highest reported SAR for body, simultaneous transmission and product-specific (10g extremity SAR) exposure conditions are 1.02 W/kg, 1.08 W/kg and 0.33 W/kg, respectively. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |