FCC ID 2A2AI-U4
Thermal printer
by Shenzhen Yinxiaoqian Technology Co., Ltd.
Grantee Code: 2A2AI Product Code: U4
Latest application date: 2026-07-27
FCC ID Device Details
| FCC ID | 2A2AI-U4 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2A2AI |
| Product Code | U4 |
| Applicant Business | Shenzhen Yinxiaoqian Technology Co., Ltd. 🇨🇳 |
| Related Domains |  dl-cert.com |
| Equipment Class | Thermal printer |
| Test Firm | Shenzhen LGT Test Service Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-07-27 |
| 2402-2480 MHz | Original Equipment | 2026-07-27 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-07-27 | PDF 2.2 MB |
| Internal Photos | Internal Photos | 2026-07-27 | PDF 1.5 MB |
| External Photos | External Photos | 2026-07-27 | PDF 1.4 MB |
| Label Information | ID Label/Location Info | 2026-07-27 | PDF 186.6 KB |
| Test Setup Photos | Test Setup Photos | 2026-07-27 | PDF 267.8 KB |
| Antenna Report | Test Report | 2026-07-27 | PDF 1.1 MB |
| Test Report | Test Report | 2026-07-27 | PDF 4.6 MB |
| Test Report | Test Report | 2026-07-27 | PDF 3.4 MB |
| Attestation Statements of US Agent for Service of Process, 2.911(d)(7) | Attestation Statements | 2026-07-27 | PDF 105.8 KB |
| Attestation of Covered Equipment, 2.911(d)(5)(i)(ii) | Attestation Statements | 2026-07-27 | PDF 119.5 KB |
| Agent Authorization Letter Template | Cover Letter(s) | 2026-07-27 | PDF 202.3 KB |
| Declaration Letter of Model Difference | Cover Letter(s) | 2026-07-27 | PDF 79.5 KB |
| Short & Long Term Confidentiality Request | Cover Letter(s) | 2026-07-27 | PDF 95.6 KB |
| RF Exposure Report | RF Exposure Info | 2026-07-27 | PDF 367.2 KB |
| BLOCK Metadata only | Block Diagram | PDF 126.4 KB | |
| SCH Metadata only | Schematics | PDF 1.3 MB | |
| Operational Description Metadata only | Operational Description | PDF 99.7 KB |
Application Information
| Application ID | fyjVQ5S1ZyZOt2b+lcazTw== |
|---|---|
| Final Action Date | 2026-07-27 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0031025356 |
| Model | U4 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Thermal printer |
| Responsible Party | Musk Zhang, musk@dl-cert.com , 15815526007 |
| Technical Contact | Shenzhen Yinxiaoqian Technology Co., Ltd., musk@dl-cert.com |
| Non-Technical Contact | Yangyang Xu, HOPEK CORPORATION INC, HopekPeter@gmail.com  |
| Test Firm | Wen Wen, Shenzhen LGT Test Service Co., Ltd., qa@lgt-cert.com  , 0755-89668180 |
| TCB Email | anezam@qai.org  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| 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 |
|---|---|---|
| fyjVQ5S1ZyZOt2b+lcazTw== | 2026-07-27 | Original Equipment |
| Z2cbQsuhkSELC8LzEXnLGw== | 2026-07-27 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application Z2cbQsuhkSELC8LzEXnLGw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
QAI LABORATORIES LTD 3980 North Fraser Way Burnaby, BC, V5J5K5 Canada |
Date of Grant: 07/27/2026 Application Dated: 07/27/2026 |
| Shenzhen Yinxiaoqian Technology Co., Ltd. |
| 202E, building A4, Hom Industrial Zone, 41 Wuhe |
| Avenue (South), Nankeng community, Bantian street, |
| Longgang District, Shenzhen, China |
| Attention: Musk Zhang , |
| 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: | 2A2AI-U4 |
| Name of Grantee: | Shenzhen Yinxiaoqian Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Thermal printer |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0005 |
| Power listed is the maximum conducted output power. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application fyjVQ5S1ZyZOt2b+lcazTw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
QAI LABORATORIES LTD 3980 North Fraser Way Burnaby, BC, V5J5K5 Canada |
Date of Grant: 07/27/2026 Application Dated: 07/27/2026 |
| Shenzhen Yinxiaoqian Technology Co., Ltd. |
| 202E, building A4, Hom Industrial Zone, 41 Wuhe |
| Avenue (South), Nankeng community, Bantian street, |
| Longgang District, Shenzhen, China |
| Attention: Musk Zhang , |
| 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: | 2A2AI-U4 |
| Name of Grantee: | Shenzhen Yinxiaoqian Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Thermal printer |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0029 |
| Power listed is the maximum conducted output power. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |