FCC ID V2R-TWIG2

V2RTWIG2, V2R TWIG2, V2R-TWIG2, V2R-TW1G2

Cresyn Co., Ltd. True Wireless Earphones TWIG2

An FCC ID is the product ID assigned by the FCC to identify wireless products in the market. The FCC chooses 3 or 5 character "Grantee" codes to identify the business that created the product. For example, the grantee code for FCC ID: V2R-TWIG2 is V2R. The remaining characters of the FCC ID, -TWIG2, are often associated with the product model, but they can be random. These letters are chosen by the applicant. In addition to the application, the FCC also publishes internal images, external images, user manuals, and test results for wireless devices. They can be under the "exhibits" tab below.

Purchase on Amazon: True Wireless Earphones

Application: True Wireless Earphones
Equipment Class: DTS - Digital Transmission System
Short Link: fcc.id/V2R-TWIG2
Sources: FCC.gov | FCC.report
Registered By: Cresyn Co., Ltd. - V2R (South Korea)

App #	Purpose	Date	Unique ID
1	Original Equipment	2023-09-11	EmwcQFVt4+2wwO+SaRuNMg==

Operating Frequencies

Frequency Range	Power Output	Rule Parts	Line Entry
2.402-2.48 GHz	7 mW	15C	1

Exhibits

Document	Type	Submitted Available
SAR Report 2 of 2	RF Exposure Info Adobe Acrobat PDF (4275 kB)	2023-09-11 2023-09-11
SAR Report 1 of 2	RF Exposure Info Adobe Acrobat PDF (3344 kB)	2023-09-11 2023-09-11
Label Photo	ID Label/Location Info Adobe Acrobat PDF (117 kB)	2023-09-11 2023-09-11
Attestation Statements Part 2.911(d)(7)	Attestation Statements Adobe Acrobat PDF (96 kB)	2023-09-11 2023-09-11
Attstn Stmt Part 2.911(d)(5)(i)&(ii)	Attestation Statements Adobe Acrobat PDF (20 kB)	2023-09-11 2023-09-11
Test Report BLE	Test Report Adobe Acrobat PDF (4708 kB)	2023-09-11 2023-09-11
Letter POA	Cover Letter(s) Adobe Acrobat PDF (23 kB)	2023-09-11 2023-09-11
Attestation Statement Label	Cover Letter(s) Adobe Acrobat PDF (90 kB)	2023-09-11 2023-09-11
Confidentiality Request Letter	Cover Letter(s) Adobe Acrobat PDF (27 kB)	2023-09-11 2023-09-11
Attestation Statement Charge Mode	Cover Letter(s) Adobe Acrobat PDF (90 kB)	2023-09-11 2023-09-11
Antenna Specification	Test Report Adobe Acrobat PDF (951 kB)	2023-09-11 2023-09-11
External Photos	External Photos Adobe Acrobat PDF (542 kB)	2023-09-11 2024-03-09
Schematics PCB Layout	Schematics Adobe Acrobat PDF (922 kB)	2023-09-11
Test Setup Photos	Test Setup Photos Adobe Acrobat PDF (691 kB)	2023-09-11 2024-03-09
Parts List	Parts List/Tune Up Info Adobe Acrobat PDF (497 kB)	2023-09-11
Antenna Diagram & SAR Test Photo	Test Setup Photos Adobe Acrobat PDF (1740 kB)	2023-09-11 2024-03-09
Schematics	Schematics Adobe Acrobat PDF (1435 kB)	2023-09-11
Internal Photos	Internal Photos Adobe Acrobat PDF (3172 kB)	2023-09-11 2024-03-09
Operational Description	Operational Description Adobe Acrobat PDF (250 kB)	2023-09-11
User Manual	Users Manual Adobe Acrobat PDF (1017 kB)	2023-09-11 2024-03-09
Block Diagram	Block Diagram Adobe Acrobat PDF (1400 kB)	2023-09-11

Application Forms

Application for Equipment Authorization FCC Form 731 TCB Version

Applicant Information

Applicant's complete, legal business name:	Cresyn Co., Ltd.
FCC Registration Number (FRN):	0026267948
Alphanumeric FCC ID:	V2RTWIG2
Unique Application Identifier:	EmwcQFVt4+2wwO+SaRuNMg==
Line one:	5 Gangnam-dearo 107-gil, Seocho-gu
City:	Seoul
State:	N/A
Country:	South Korea
Zip Code:	06524

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:	V2R
Product Code:	-TWIG2

Person at the applicant's address to receive grant or for contact

Name:	Hyeongil Jang
Title:	Manager

Telephone Number:

+82-2-2041-2730

Extension:

Fax Number:	+82-2-2041-2787
Email:	hgjang@cresyn.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?: Yes

Short-Term Confidentiality

Does short-term confidentiality apply to this application?: Yes

If so, specify the short-term confidentiality release date (MM/DD/YYYY format): 03/09/2024
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: DTS - Digital Transmission System
Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant):	True Wireless Earphones

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: Original Equipment

Composite/Related Equipment

Is the equipment in this application a composite device subject to an additional equipment authorization? Yes

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

Test Firm Information

Name of test firm and contact person on file with the FCC:

Firm Name: CTK Co., Ltd.

First Name: Young-Joon

Last Name: Park

Telephone Number:

82-31-339-9871

Extension:

Fax Number: 82-31-624-9501

E-mail: joonpak@e-ctk.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 the maximum conducted output power. The highest reported SAR for head (in the ear), body and product specific (10g SAR) exposure conditions are 0.22 W/kg, 0.31 W/kg and 0.12 W/kg, respectively.

Set the grant of this application to be deferred to a specified date:
No

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: Hyeongil Jang

Title of authorized signature: Manager

Grants

TCB	GRANT OF EQUIPMENT AUTHORIZATION	TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

Timco Engineering, Inc.
849 NW State Road 45
Newberry, FL 32669

Date of Grant: 09/11/2023

Application Dated: 09/11/2023

Cresyn Co., Ltd.

5 Gangnam-dearo 107-gil, Seocho-gu

Seoul, 06524
South Korea

Attention: Hyeongil Jang , 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:	V2R-TWIG2

Name of Grantee:	Cresyn Co., Ltd.

Equipment Class:	Digital Transmission System
Notes:	True Wireless Earphones

Grant Notes	FCC Rule Parts	Frequency Range (MHZ)	Output Watts	Frequency Tolerance	Emission Designator
	15C	2402.0 - 2480.0	0.007

Output Power listed is the maximum conducted output power. The highest reported SAR for head (in the ear), body and product specific (10g SAR) exposure conditions are 0.22 W/kg, 0.31 W/kg and 0.12 W/kg, respectively.

COPY	FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION	COPY
Certification

Cresyn Co., Ltd.
5 Gangnam-dearo 107-gil, Seocho-gu
Seoul, 06524
South Korea