FCC ID 2AIZN-XE37
True Wireless Earbuds
by INFINIX MOBILITY LIMITED
Grantee Code: 2AIZN Product Code: XE37
Latest application date: 2025-12-12
FCC ID Device Details
| FCC ID | 2AIZN-XE37 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AIZN |
| Product Code | XE37 |
| Applicant Business | INFINIX MOBILITY LIMITED |
| Related Domains |  infinixmobility.com  wsct-cert.com |
| Equipment Class | True Wireless Earbuds |
| Test Firm | World Standardization Certification & Testing Grou |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-12-12 |
| 2402-2480 MHz | Original Equipment | 2025-12-12 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual 1 | Users Manual | 2026-06-10 | PDF 4.8 MB |
| Users Manual 2 | Users Manual | 2026-06-10 | PDF 3.3 MB |
| Internal Photos | Internal Photos | 2026-06-10 | PDF 1.2 MB |
| External Photos | External Photos | 2026-06-10 | PDF 1.3 MB |
| ID Label/Location Info | ID Label/Location Info | 2025-12-12 | PDF 118.4 KB |
| Test Setup Photos | Test Setup Photos | 2026-06-10 | PDF 250.6 KB |
| Test Setup Photos | Test Setup Photos | 2026-06-10 | PDF 490.3 KB |
| ANT Test Report | Test Report | 2025-12-12 | PDF 2.4 MB |
| Test Report | Test Report | 2025-12-12 | PDF 4.8 MB |
| Test Report | Test Report | 2025-12-12 | PDF 3.7 MB |
| Test Report | Test Report | 2025-12-12 | PDF 2.1 MB |
| Attestation Statements | Attestation Statements | 2025-12-12 | PDF 80.1 KB |
| US agent | Attestation Statements | 2025-12-12 | PDF 264.1 KB |
| Agent Authorization | Cover Letter(s) | 2025-12-12 | PDF 86.6 KB |
| Long term Confidentiality Letter | Cover Letter(s) | 2025-12-12 | PDF 90.3 KB |
| Short term Confidentiality Letter | Cover Letter(s) | 2025-12-12 | PDF 106.1 KB |
| RF Exposure Info | RF Exposure Info | 2025-12-12 | PDF 468.2 KB |
| Block Diagram Metadata only | Block Diagram | PDF 239 KB | |
| Schematics Metadata only | Schematics | PDF 92.5 KB | |
| Operational Description Metadata only | Operational Description | PDF 113 KB | |
| Reply FCC ID 2AIZN-XE37, TC509080 Metadata only | Operational Description | PDF 810.4 KB |
Application Information
| Application ID | ttp7IS1L/5cjE+7AlZVgcw== |
|---|---|
| Final Action Date | 2025-12-12 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0025707605 |
| Model | XE37 |
| Equipment Class | JAB - Part 15 Class B Digital Device |
| Device Description | True Wireless Earbuds |
| Responsible Party | Jerry Liu, jerry.liu@infinixmobility.com , +86-0755-61803856 |
| Technical Contact | Haifen Wen, World Standardization Certification & Testing Grou, haifen.wen@wsct-cert.com , 86-755-26996192 |
| Non-Technical Contact | Haifen Wen, World Standardization Certification & Testing Grou, haifen.wen@wsct-cert.com , 86-755-26996192 |
| Test Firm | Wang Fengbing, World Standardization Certification & Testing Grou, fengbing.wang@wsct-cert.com , 0086-13924678855 |
| TCB Email | tcb@metlabs.com  |
| TCB Scope | A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| 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 |
|---|---|---|
| ttp7IS1L/5cjE+7AlZVgcw== | 2025-12-12 | Original Equipment |
| CgcbdxIe/R0w3X8/TtddcQ== | 2025-12-12 | Original Equipment |
| +ujtrZ3+HRANuGtkq9u/YQ== | 2025-12-12 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application ttp7IS1L/5cjE+7AlZVgcw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 12/12/2025 Application Dated: 12/12/2025 |
| INFINIX MOBILITY LIMITED |
| FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL |
| CENTRE 19-25 SHAN MEI STREET FOTAN |
| NT, Hong Kong |
| Attention: Jerry Liu , |
| 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: | 2AIZN-XE37 |
| Name of Grantee: | INFINIX MOBILITY LIMITED |
| Equipment Class: | Part 15 Class B Digital Device |
| Notes: | True Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15B | - |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application CgcbdxIe/R0w3X8/TtddcQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 12/12/2025 Application Dated: 12/12/2025 |
| INFINIX MOBILITY LIMITED |
| FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL |
| CENTRE 19-25 SHAN MEI STREET FOTAN |
| NT, Hong Kong |
| Attention: Jerry Liu , |
| 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: | 2AIZN-XE37 |
| Name of Grantee: | INFINIX MOBILITY LIMITED |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | True Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0055 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application +ujtrZ3+HRANuGtkq9u/YQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 12/12/2025 Application Dated: 12/12/2025 |
| INFINIX MOBILITY LIMITED |
| FLAT N 16/F BLOCK B UNIVERSAL INDUSTRIAL |
| CENTRE 19-25 SHAN MEI STREET FOTAN |
| NT, Hong Kong |
| Attention: Jerry Liu , |
| 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: | 2AIZN-XE37 |
| Name of Grantee: | INFINIX MOBILITY LIMITED |
| Equipment Class: | Digital Transmission System |
| Notes: | True Wireless Earbuds |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0046 |
| Output power listed is conducted. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |