FCC ID 2BYE5-X-CARTUNEX
CarTuneX Bluetooth Adapter
by Guangzhou Yifei Technology Co., Ltd
Grantee Code: 2BYE5 Product Code: XCARTUNEX
Latest application date: 2026-09-29
FCC ID Device Details
| FCC ID | 2BYE5-X-CARTUNEX |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BYE5 |
| Product Code | XCARTUNEX |
| Applicant Business | Guangzhou Yifei Technology Co., Ltd 🇨🇳 |
| Related Domains |  nowd.com.cn |
| Equipment Class | CarTuneX Bluetooth Adapter |
| Test Firm | Shenzhen ATA Testing Lab. Inc |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-09-29 |
| 2402-2480 MHz | Original Equipment | 2026-09-29 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Label and Information | ID Label/Location Info | 2026-09-29 | PDF 220 KB |
| Antenna Report | Test Report | 2026-09-29 | PDF 498.8 KB |
| Test Report | Test Report | 2026-09-29 | PDF 3.7 MB |
| Test Report | Test Report | 2026-09-29 | PDF 4.5 MB |
| Attestation Statements of US Agent for Service of Process, 2.911(d)(7) | Attestation Statements | 2026-09-29 | PDF 107.6 KB |
| Attestation of Covered Equipment, 2.911(d)(5)(i)(ii) | Attestation Statements | 2026-09-29 | PDF 107 KB |
| Agent Authorization Letter Template | Cover Letter(s) | 2026-09-29 | PDF 151.8 KB |
| Model Difference | Cover Letter(s) | 2026-09-29 | PDF 106.5 KB |
| Short & Long Term Confidentiality Request | Cover Letter(s) | 2026-09-29 | PDF 68 KB |
| RF Exposure Report | RF Exposure Info | 2026-09-29 | PDF 401 KB |
| User Manual Metadata only | Users Manual | 2026-11-13 | PDF 1.7 MB |
| Internal Photos Metadata only | Internal Photos | 2026-11-13 | PDF 573.8 KB |
| External Photos Metadata only | External Photos | 2026-11-13 | PDF 1.6 MB |
| Test Setup Photos Metadata only | Test Setup Photos | 2026-11-13 | PDF 333.5 KB |
| BLOCK Metadata only | Block Diagram | PDF 37.3 KB | |
| SCH Metadata only | Schematics | PDF 182.8 KB | |
| Operational Description Metadata only | Operational Description | PDF 164.8 KB |
Application Information
| Application ID | u19+AEW7iOdAgtjx12zKHA== |
|---|---|
| Final Action Date | 2026-09-29 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038915740 |
| Model | X-CARTUNEX |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | CarTuneX Bluetooth Adapter |
| Responsible Party | XIAO LU, service@nowd.com.cn , 18122050760 |
| Technical Contact | Guangzhou Yifei Technology Co., Ltd, service@nowd.com.cn |
| Non-Technical Contact | Ki Ki, XINNAISI INC, hukiki860@gmail.com  |
| Test Firm | Lily Li, Shenzhen ATA Testing Lab. Inc, ata@certata.com  , 86075582828582 |
| TCB Email | anezam@qai.org  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| 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 |
|---|---|---|
| u19+AEW7iOdAgtjx12zKHA== | 2026-09-29 | Original Equipment |
| QpclXKeJovf5pUhyggNG8g== | 2026-09-29 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application u19+AEW7iOdAgtjx12zKHA==
| 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: 09/29/2026 Application Dated: 09/29/2026 |
| Guangzhou Yifei Technology Co., Ltd |
| Unit 8307, Weimar Bldg, 8 Sanhua Rd, Xinhua St |
| Huadu Dist, Guangzhou, Guangdong 510800, China |
| Guangzhou, China |
| Attention: XIAO LU , |
| 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: | 2BYE5-X-CARTUNEX |
| Name of Grantee: | Guangzhou Yifei Technology Co., Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | CarTuneX Bluetooth Adapter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0016 |
| Power listed is the maximum conducted output power. The antennas used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application QpclXKeJovf5pUhyggNG8g==
| 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: 09/29/2026 Application Dated: 09/29/2026 |
| Guangzhou Yifei Technology Co., Ltd |
| Unit 8307, Weimar Bldg, 8 Sanhua Rd, Xinhua St |
| Huadu Dist, Guangzhou, Guangdong 510800, China |
| Guangzhou, China |
| Attention: XIAO LU , |
| 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: | 2BYE5-X-CARTUNEX |
| Name of Grantee: | Guangzhou Yifei Technology Co., Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | CarTuneX Bluetooth Adapter |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00345 |
| Power listed is the maximum conducted output power. The antennas used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |