FCC ID 2AFBP-AT18G
Zio AT Gateway
by iRhythm Technologies, Inc.
Grantee Code: 2AFBP Product Code: AT18G
Latest application date: 2025-02-17
FCC ID Device Details
| FCC ID | 2AFBP-AT18G |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AFBP |
| Product Code | AT18G |
| Applicant Business | iRhythm Technologies, Inc. 🇺🇸 |
| Related Domains |  irhythmtech.com |
| Equipment Class | Zio AT Gateway |
| Test Firm | Element Materials Technology San Jose, CA |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 777-788 MHz | Class II permissive change or modification of presently authorized equipment | 2025-02-17 |
| 2402-2480 MHz | Class II permissive change or modification of presently authorized equipment | 2025-02-17 |
| 777-787 MHz | Original Equipment | 2018-06-06 |
| 2402-2480 MHz | Original Equipment | 2018-06-04 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2018-12-01 | PDF 1.6 MB |
| User Manual 1 | Users Manual | 2018-12-01 | PDF 1.6 MB |
| User Manual 2 | Users Manual | 2018-12-01 | PDF 765.8 KB |
| User Manual 3 | Users Manual | 2018-12-01 | PDF 237.3 KB |
| Internal Photographs | Internal Photos | 2018-12-01 | PDF 813.8 KB |
| External Photographs | External Photos | 2018-12-01 | PDF 500.8 KB |
| Label Information | ID Label/Location Info | 2018-06-06 | PDF 143 KB |
| Label | ID Label/Location Info | 2018-06-04 | PDF 143 KB |
| SAR Test Set-up Photographs | Test Setup Photos | 2025-02-17 | PDF 303.3 KB |
| Test Set-up Photographs | Test Setup Photos | 2025-02-17 | PDF 963.7 KB |
| SAR Appendix B | Test Setup Photos | 2018-12-01 | PDF 699.9 KB |
| SAR Appendix B - Photos | Test Setup Photos | 2018-12-01 | PDF 699.9 KB |
| Test Setup Photographs | Test Setup Photos | 2018-12-01 | PDF 2.3 MB |
| Test Setup Photos | Test Setup Photos | 2018-12-01 | PDF 1,020.5 KB |
| Part 27 Test Report | Test Report | 2025-02-17 | PDF 1.8 MB |
| SAR Test Report | RF Exposure Info | 2025-02-17 | PDF 593.5 KB |
| Module Cellular Report | Test Report | 2018-06-06 | PDF 5.5 MB |
| Test Report | Test Report | 2018-06-06 | PDF 1.1 MB |
| DTS Test Report | Test Report | 2018-06-04 | PDF 1.8 MB |
| Authorization Letter | Attestation Statements | 2025-02-17 | PDF 276.9 KB |
| FCC 2.911(d)(5) Covered List Attestation | Attestation Statements | 2025-02-17 | PDF 283.5 KB |
| FCC 2.911(d)(7) Agent for Service Attestation | Attestation Statements | 2025-02-17 | PDF 280.7 KB |
| Agent Authorization Form | Attestation Statements | 2018-06-06 | PDF 271.2 KB |
| Declaration of Module Validity | Attestation Statements | 2018-06-06 | PDF 338.5 KB |
| Declartion of Band Utilization | Attestation Statements | 2018-06-06 | PDF 238.1 KB |
| Declration of Module Validity | Attestation Statements | 2018-06-06 | PDF 314.6 KB |
| LoA and Anti Drug Statement | Attestation Statements | 2018-06-04 | PDF 426 KB |
| Class II Cover Letter | Cover Letter(s) | 2025-02-17 | PDF 278.6 KB |
| Confidentiality Request Letter | Cover Letter(s) | 2025-02-17 | PDF 280.7 KB |
| LoA and Anti Drug Statement | Cover Letter(s) | 2018-06-06 | PDF 426 KB |
| Long Term Confidentiality | Cover Letter(s) | 2018-06-06 | PDF 325.9 KB |
| Short Term Confidentiality | Cover Letter(s) | 2018-06-06 | PDF 374.7 KB |
| SAR Appendix A Test Plots | RF Exposure Info | 2025-02-17 | PDF 177.1 KB |
| SAR Appendix B Verification Plots | RF Exposure Info | 2025-02-17 | PDF 69.3 KB |
| SAR Appendix C Probe and Dipole Calibration Certificates | RF Exposure Info | 2025-02-17 | PDF 1.8 MB |
| SAR Appendix D Tissue Specifications | RF Exposure Info | 2025-02-17 | PDF 505.4 KB |
| SAR Appendix E SAR System Validation | RF Exposure Info | 2025-02-17 | PDF 98.5 KB |
| SAR Appendix A | RF Exposure Info | 2018-06-06 | PDF 575.5 KB |
| SAR Appendix C | RF Exposure Info | 2018-06-06 | PDF 5.6 MB |
| SAR Report | RF Exposure Info | 2018-06-06 | PDF 848.7 KB |
| Block Diagram Metadata only | Block Diagram | PDF 176.9 KB | |
| Schematics Metadata only | Schematics | PDF 4.4 MB | |
| Operational Description Metadata only | Operational Description | PDF 523.1 KB | |
| Operational Description Metadata only | Operational Description | PDF 735.2 KB | |
| Assembly Metadata only | Parts List/Tune Up Info | PDF 205.7 KB | |
| Bill of Materials Metadata only | Parts List/Tune Up Info | PDF 96.6 KB | |
| Part List Metadata only | Parts List/Tune Up Info | PDF 205.7 KB |
Application Information
| Application ID | ulQIe3QTFpGMv9QzxHM0Bg== |
|---|---|
| Final Action Date | 2025-02-17 |
| Application Purpose | Class II permissive change or modification of presently authorized equipment |
| Applicant FRN | 0024652950 |
| Model | AT18G |
| Frequency Range | 777-788 MHz |
| Equipment Class | TNB - Licensed Non-Broadcast Station Transmitter |
| Device Description | Zio AT Gateway |
| Responsible Party | David Nazzaro, VP, Product Development, david.nazzaro@irhythmtech.com , 4156325700 |
| Technical Contact | Jason Van Vliet, iRhythm Technologies, Inc., jvanvliet@irhythmtech.com , 216-570-3713 |
| Test Firm | Nima Molaei, Element Materials Technology San Jose, CA, nima.molaei@element.com  , 410-290-6652 |
| TCB Email | tcb@element.com |
| TCB Scope | B1: Commercial mobile radio services equipment in the following 47 CFR Parts 20, 22 (cellular), 24,25 (below 3 GHz) & 27 |
| Short-Term Confidentiality | No |
| 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 | Class II Permissive Change to add Band 4 operations. Output power listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. The highest reported SAR for body stand-alone and simultaneous transmission exposure conditions are 0.90 W/kg, and 0.98 W/kg respectively. This device supports a bandwidth of 1.4 MHz for LTE Band 4. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| ulQIe3QTFpGMv9QzxHM0Bg== | 2025-02-17 | Class II permissive change or modification of presently authorized equipment |
| RatWw5El5uOsLJ/c2Reykw== | 2025-02-17 | Class II permissive change or modification of presently authorized equipment |
| 3ERmAma2Wst+TfdcdUOvEg== | 2018-06-06 | Original Equipment |
| TXe8wxFJxaTJWR+iXQ6Ohg== | 2018-06-04 | Original Equipment |
Equipment Authorization
| Frequency | Output | Tolerance | Emission | Rules |
|---|---|---|---|---|
| 777-787 MHz | 0.2127 | 1ppm | 1M13G7D | 27 |
| 777-788 MHz | 0.2127 | 1ppm | ||
| 777-787 MHz | 0.2174 | 1ppm | 1M21W7D | 27 |
| 777-788 MHz | 0.2174 | 1ppm | ||
| 777-787 MHz | 0.1154 | 1ppm | 134KF7W | 27 |
| 777-788 MHz | 0.1154 | 1ppm | ||
| 777-787 MHz | 0.1803 | 1ppm | 190KF7W | 27 |
| 777-788 MHz | 0.1803 | 1ppm | ||
| 1710-1755 MHz | 0.146 | 1ppm | ||
| 1710-1755 MHz | 0.09 | 1ppm | ||
| 2402-2480 MHz | 0.0032 | 15C | ||
| 2402-2480 MHz | 0.0032 | |||
| 2402-2480 MHz | 0.0041 | 15C | ||
| 2402-2480 MHz | 0.0041 |
Grants
TCB Grant - Application ulQIe3QTFpGMv9QzxHM0Bg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Element Materials Technology Washington DC LLC (formerly PCTEST) 7185 Oakland Mills Road Columbia, MD 21046 |
Date of Grant: 02/17/2025 Application Dated: 02/17/2025 |
| iRhythm Technologies, Inc. |
| 699 8th Street |
| Suite 600 |
| San Francisco, CA 94103 |
| Attention: David Nazzaro , VP, Product Development |
| 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: | 2AFBP-AT18G |
| Name of Grantee: | iRhythm Technologies, Inc. |
| Equipment Class: | Licensed Non-Broadcast Station Transmitter |
| Notes: | Zio AT Gateway |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 27 | 777.0 - 788.0 | 0.2127 | 1.0 PM | 1M13G7W | |
| 27 | 777.0 - 788.0 | 0.2174 | 1.0 PM | 1M21D7W | |
| 27 | 777.0 - 788.0 | 0.1154 | 1.0 PM | 134KF7W | |
| 27 | 777.0 - 788.0 | 0.1803 | 1.0 PM | 190KF7W | |
| 27 | 1710.0 - 1755.0 | 0.146 | 1.0 PM | 1M12G7W | |
| 27 | 1710.0 - 1755.0 | 0.09 | 1.0 PM | 943KD7W |
| Class II Permissive Change to add Band 4 operations. Output power listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. The highest reported SAR for body stand-alone and simultaneous transmission exposure conditions are 0.90 W/kg, and 0.98 W/kg respectively. This device supports a bandwidth of 1.4 MHz for LTE Band 4. |
TCB Grant - Application TXe8wxFJxaTJWR+iXQ6Ohg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
CETECOM Inc. 411 Dixon Landing Road Milpitas, CA 95035 |
Date of Grant: 06/04/2018 Application Dated: 06/04/2018 |
| iRhythm Technologies, Inc. |
| 650 Townsend St. Suite 500 |
| San Francisco, CA 94103 |
| Attention: Richard Laguna , Dir QA/RA |
| 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: | 2AFBP-AT18G |
| Name of Grantee: | iRhythm Technologies, Inc. |
| Equipment Class: | Digital Transmission System |
| Notes: | Zio AT Gateway |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0032 | |||
| 15C | 2402.0 - 2480.0 | 0.0041 |
| Powers listed are conducted. The highest reported SAR for body stand-alone and simultaneous transmission exposure conditions are 0.69 W/kg and 0.82 W/kg respectively. |
EAS Grant - Application TXe8wxFJxaTJWR+iXQ6Ohg==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
iRhythm Technologies, Inc. 650 Townsend St. Suite 500 San Francisco, CA 94103 United States |
Date of Grant: 06/04/2018 Application Dated: 06/04/2018 |
| Attention: Richard Laguna , Dir QA/RA |
| 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: | 2AFBP-AT18G |
| Name of Grantee: | iRhythm Technologies, Inc. |
| Equipment Class: | Digital Transmission System |
| Notes: | Zio AT Gateway |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0032 | |||
| 15C | 2402.0 - 2480.0 | 0.0041 |
| Powers listed are conducted. The highest reported SAR for body stand-alone and simultaneous transmission exposure conditions are 0.69 W/kg and 0.82 W/kg respectively. |
| Mail To: | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Element Materials Technology Washington DC LLC (formerly PCTEST) 7185 Oakland Mills Road Columbia, MD 21046 |
Date of Grant: 02/17/2025 Application Dated: 02/17/2025 |
| iRhythm Technologies, Inc. |
| 699 8th Street |
| Suite 600 |
| San Francisco, CA 94103 |
| Attention: David Nazzaro , VP, Product Development |
| 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: | 2AFBP-AT18G |
| Name of Grantee: | iRhythm Technologies, Inc. |
| Equipment Class: | Digital Transmission System |
| Notes: | Zio AT Gateway |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0032 | |||
| 15C | 2402.0 - 2480.0 | 0.0041 |
| Class II Permissive Change. Output power listed is peak conducted The highest reported SAR for body stand-alone and simultaneous transmission exposure conditions are 0.90 W/kg, and 0.98 W/kg respectively. |
TCB Grant - Application 3ERmAma2Wst+TfdcdUOvEg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
CETECOM Inc. 411 Dixon Landing Road Milpitas, CA 95035 |
Date of Grant: 06/06/2018 Application Dated: 06/04/2018 |
| iRhythm Technologies, Inc. |
| 650 Townsend St. Suite 500 |
| San Francisco, CA 94103 |
| Attention: Richard Laguna , Dir QA/RA |
| 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: | 2AFBP-AT18G |
| Name of Grantee: | iRhythm Technologies, Inc. |
| Equipment Class: | Licensed Non-Broadcast Station Transmitter |
| Notes: | Zio AT Gateway |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 27 | 777.0 - 787.0 | 0.2127 | 1.0 PM | 1M13G7D | |
| 27 | 777.0 - 787.0 | 0.2174 | 1.0 PM | 1M21W7D | |
| 27 | 777.0 - 787.0 | 0.1154 | 1.0 PM | 134KF7W | |
| 27 | 777.0 - 787.0 | 0.1803 | 1.0 PM | 190KF7W |
| Powers listed are ERP for below 1GHz. The highest reported SAR for body stand-alone and simultaneous transmission exposure conditions are 0.69 W/kg and 0.82 W/kg respectively. Note: TNB Equipment Class was selected because this device will not support Rule Parts 24E and 22H. The device will only support Channel 13 under Rule Part 27. All non-supported bands have been disabled. |
EAS Grant - Application 3ERmAma2Wst+TfdcdUOvEg==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
iRhythm Technologies, Inc. 650 Townsend St. Suite 500 San Francisco, CA 94103 United States |
Date of Grant: 06/06/2018 Application Dated: 06/04/2018 |
| Attention: Richard Laguna , Dir QA/RA |
| 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: | 2AFBP-AT18G |
| Name of Grantee: | iRhythm Technologies, Inc. |
| Equipment Class: | Licensed Non-Broadcast Station Transmitter |
| Notes: | Zio AT Gateway |
| Modular Type: | Does not apply |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 27 | 777.0 - 787.0 | 0.2127 | 1.0 PM | 1M13G7D | |
| 27 | 777.0 - 787.0 | 0.2174 | 1.0 PM | 1M21W7D | |
| 27 | 777.0 - 787.0 | 0.1154 | 1.0 PM | 134KF7W | |
| 27 | 777.0 - 787.0 | 0.1803 | 1.0 PM | 190KF7W |
| Powers listed are ERP for below 1GHz. The highest reported SAR for body stand-alone and simultaneous transmission exposure conditions are 0.69 W/kg and 0.82 W/kg respectively. Note: TNB Equipment Class was selected because this device will not support Rule Parts 24E and 22H. The device will only support Channel 13 under Rule Part 27. All non-supported bands have been disabled. |
| Mail To: |