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  2. Fuzhou Huiqixin Technology Co. , Ltd.
  3. 2A4RK-X6Q

FCC ID 2A4RK-X6Q

2A4RK-X6Q, 2A4RKX6Q, ZA4RK-X6Q, ZA4RKX6Q

Wireless Microphone -X6Q Fuzhou Huiqixin Technology Co. , Ltd.

An FCC ID is a unique identifier assigned by the Federal Communications Commission (FCC) to identify wireless radio frequency devices available on the market. The FCC assigns a 3- or 5-character Grantee Code to indicate the company responsible for manufacturing the device. For the current product, the FCC ID is 2A4RK-X6Q, where the Grantee Code is 2A4RK. The remaining portion of the ID, -X6Q, is typically associated with the product model, though it may also be a randomly chosen string determined by the applicant.

The current product (model -X6Q) is manufactured by Fuzhou Huiqixin Technology Co. , Ltd.. It complies with the Federal Communications Commission (FCC) requirements and is classified under the equipment class as DSS - Part 15 Spread Spectrum Transmitter, The equipment notes indicate that the product is a Wireless Microphone.

In addition to the application documents, the FCC also publishes internal and external photographs of the device, user manuals, and test reports. These materials can be viewed under the "Exhibits" tab below.

FCC Registration Number
0031998792
Manufactured By
Fuzhou Huiqixin Technology Co. , Ltd.
Tested By
BTL Inc. (Dongguan)
Equipment Class(es)
  • DSS - Part 15 Spread Spectrum Transmitter
Equipment Note(s)
  • Wireless Microphone
Original Data Source
FCC.gov Official

Applications

  • App #
    Purpose
    Product Type
    Date
    Application ID
  • 1
    Change in Identification
    Wireless Microphone
    07/15/2026
    vM11jjE2e2ajGZcgZLhtrg==

    • * total 1 application items

Frequencies

FCC ID 2A4RK-X6Q Frequencies List ALL

  • App #
    Frequency Range
    Power Output
    Tolerance
    Emission Designator
    Rule Parts
    Grant Notes
  • 1.1
    2402.0 - 2480.0
    0.0095000
    15C

    • * total 1 frequency items

FCC ID 2A4RK-X6Q Frequencies List #1

  • App #
    Frequency Range
    Power Output
    Tolerance
    Emission Designator
    Rule Parts
    Grant Notes
  • 1.1
    2402.0 - 2480.0
    0.0095000
    15C

    • * total 1 frequency items

Exhibits

FCC ID 2A4RK-X6Q Exhibits List ALL

FCC ID 2A4RK-X6Q Exhibits List #1

Application Forms

FCC ID 2A4RK-X6Q Application Forms #1

Application for Equipment Authorization FCC Form 731 TCB Version


Applicant Information
Applicant's complete, legal business name: Fuzhou Huiqixin Technology Co. , Ltd.
FCC Registration Number (FRN): 0031998792
Line one: Room 906,zone A,floor 9,yunzuo-3 building
Line two: no. 528 xihong road,gulou district
P.O. Box:
City: Fuzhou city, Fujian province
State: N/A
Country: China
Zip Code:

TCB Information
TCB Application Email Address: TEI@timcoengr.com
TCB Scope: A4: UNII devices & low power transmitters using spread spectrum techniques

FCC ID
Grantee Code: 2A4RK Product Code: -X6Q

Person at the applicant's address to receive grant or for contact
First Name: huacheng
Middle Name:
Last Name: Luo
Title: Manager
Telephone Number: +86 18820273110 Extension:
Fax Number: +86 18820273110
Email: huiqixin2018@sina.com
Mail Stop:


Technical Contact
Firm Name:
First Name:
Middle Name:
Last Name:
Line 1:
Line 2:
P.O. Box:
City:
State:
Country:
Zip Code:
Telephone Number: Extension:
Fax Number:
E-Mail:

Non Technical Contact
Firm Name: FCC US Agent, LLC
First Name: Tim
Middle Name:
Last Name: Payne
Line 1: 3722 Illinois Avenue
Line 2:
P.O. Box:
City: Saint Charles
State: Illinois
Country: United States
Zip Code: 60174
Telephone Number: 708-571-3148 Extension:
Fax Number:
E-Mail: Support@FCCUSAgent.com

Long-Term Confidentiality
Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?:   No

Short-Term Confidentiality
Does short-term confidentiality apply to this application?:   No
If so, specify the short-term confidentiality release date (MM/DD/YYYY format):  
Note: If no date is supplied, the release date will be set to 45 calendar days past the date of grant.

Software Defined/Cognitive Radio
Is this application for software defined/cognitive radio authorization?   No

Equipment Class
Equipment Class:   DSS - Part 15 Spread Spectrum Transmitter
Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant): Wireless Microphone

Related OET KnowledgeDataBase Inquiry
Is there a KDB inquiry associated with this application?  No

Modular Equipment
Modular Type:  Does not apply

Application Purpose
Application is for:   Change in identification of presently authorized equipment. Original FCC ID: 2AX6O-M3Q Grant Date: 05/12/2026

Composite/Related Equipment
Is the equipment in this application a composite device subject to an additional equipment authorization?   No
Is the equipment in this application part of a system that operates with, or is marketed with, another device that requires an equipment authorization?   No

Equipment Specifications
Line
Entry		 Lower
Frequency		 Upper
Frequency		 Power
Output		 Tolerance Emission
Designator		 Microprocessor
Number		 Rule
Parts		 Grant
Notes
1 2402.00000000 2480.00000000 0.0095000 15C

Test Firm Information
Name of test firm and contact person on file with the FCC:
Firm Name:   BTL Inc. (Dongguan)
First Name:   Sophia
Last Name:   Huang
Telephone Number: 86-769-83183000 Extension:
Fax Number: 
E-mail:  sophia.huang@newbtl.com

Grant Comments
Enter any text that you would like to appear at the bottom of the Grant of Equipment Authorization:
Output Power listed is conducted.

Equipment Authorization Waiver
Is there an equipment authorization waiver associated with this application?  No
If there is an equipment authorization waiver associated with this application, has the associated waiver been approved and all information uploaded?:  No

WILLFUL FALSE STATEMENTS MADE ON THIS FORM ARE PUNISHABLE BY FINE AND IMPRISONMENT (U.S. CODE, TITLE 18, SECTION 1001), AND/OR REVOCATION OF ANY STATION LICENSE OR CONSTRUCTION PERMIT (U.S. CODE, TITLE 47, SECTION 312(a)(1)), AND/OR FORFEITURE (U.S. CODE, TITLE 47, SECTION 503).

SECTION 5301 (ANTI-DRUG ABUSE) CERTIFICATION:
The applicant must certify that neither the applicant nor any party to the application is subject to a denial of Federal benefits, that include FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. See 47 CFR 1.2002(b) for the definition of a "party" for these purposes.

Does the applicant or authorized agent so certify?  Yes

Applicant/Agent Certification:

I certify that I am authorized to sign this application. All of the statements herein and the exhibits attached hereto, are true and correct to the best of my knowledge and belief. In accepting a Grant of Equipment Authorization as a result of the representations made in this application, the applicant is responsible for (1) labeling the equipment with the exact FCC ID specified in this application, (2) compliance statement labeling pursuant to the applicable rules, and (3) compliance of the equipment with the applicable technical rules. If the applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC's technical requirements.

Authorizing an agent to sign this application, is done solely at the applicant's discretion; however, the applicant remains responsible for all statements in this application.

If an agent has signed this application on behalf of the applicant, a written letter of authorization which includes information to enable the agent to respond to the above section 5301 (Anti-Drug Abuse) Certification statement has been provided by the applicant. It is understood that the letter of authorization must be submitted to the FCC upon request, and that the FCC reserves the right to contact the applicant directly at any time.

Signature of Authorized Person Filing:  Rose Liu
Title of authorized signature: 

Complete items below if agent signs the application:

Firm Name: 
First Name: 
Middle Name: 
Last Name: 
Line 1: 
Line 2: 
P.O. Box: 
City: 
State: 
Country: 
Zip Code: 
Telephone Number:  Extension: 
Fax Number: 
E-mail: 

Grants

FCC ID 2A4RK-X6Q EAS Grant #1

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION		 COPY
Certification

Fuzhou Huiqixin Technology Co. , Ltd.
Room 906,zone A,floor 9,yunzuo-3 building no. 528 xihong road,gulou district
Fuzhou city, Fujian province,
China 		  Date of Grant: 07/15/2026

Application Dated: 07/15/2026
 
Attention: huacheng Luo , 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:  2A4RK-X6Q
Name of Grantee:  Fuzhou Huiqixin Technology Co. , Ltd.
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Wireless Microphone
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0095  

Output Power listed is conducted.



Mail To:


EA141152

FCC ID 2A4RK-X6Q TCB Grant #1

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: 07/15/2026

Application Dated: 07/15/2026
Fuzhou Huiqixin Technology Co. , Ltd.
Room 906,zone A,floor 9,yunzuo-3 building
no. 528 xihong road,gulou district
Fuzhou city, Fujian province,
China
 
Attention: huacheng Luo , 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:  2A4RK-X6Q
Name of Grantee:  Fuzhou Huiqixin Technology Co. , Ltd.
Equipment Class: Part 15 Spread Spectrum Transmitter
Notes: Wireless Microphone
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 2402.0  -  2480.0 0.0095  

Output Power listed is conducted.