FCC ID: BV2-AH-C840NCW TRUE WIRELESS IN-EAR HEADPHONES

by: D&M Holdings Inc. latest update: 2024-12-17 model: AH-C840NCW

Two grants have been issued under this FCC ID on 12/17/2024 (this is one of six releases in 2024 for this grantee). Public details available include internal & external photos, manuals, and frequency information. some products also feature user submitted or linked instructions, drivers, warrantee terms, password defaults, & troubleshooting guides.

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product lifecycle: new release

search for: Repair details

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all exhibits 0
1 ~ 2024-12-17 0
2 ~ 2024-12-17 0

app s						submitted / available

		frequency	equipment class	purpose
1	2024-12-17	2402 ~ 2480	DTS - Digital Transmission System	Original Equipment
2		2402 ~ 2480	DSS - Part 15 Spread Spectrum Transmitter

Application Forms

app s	Applicant Information
1 2	Effective	2024-12-17
1 2	Applicant's complete, legal business name	D&M Holdings Inc.
1 2	FCC Registration Number (FRN)	0021869714
1 2	Physical Address	2-1 Nisshin-cho, Kawasaki-ku
1 2		Kawasaki, N/A 210-8569
1 2		Japan

app s	TCB Information
1 2	TCB Application Email Address	d******@compliancetesting.com
1 2	TCB Scope	A4: UNII devices & low power transmitters using spread spectrum techniques

app s	FCC ID
1 2	Grantee Code	BV2
1 2	Equipment Product Code	AH-C840NCW

app s	Person at the applicant's address to receive grant or for contact
1 2	Name	A****** Y******
1 2	Title	Professional
1 2	Telephone Number	+81-4******** Extension:
1 2	Fax Number	+81-4********
1 2	E-mail	a******@dmh-global.com

app s	Technical Contact
		n/a

app s	Non Technical Contact
		n/a

app s	Confidentiality (long or short term)
1 2	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
1 2	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
	if no date is supplied, the release date will be set to 45 calendar days past the date of grant.

app s	Cognitive Radio & Software Defined Radio, Class, etc
1 2	Is this application for software defined/cognitive radio authorization?	No
1 2	Equipment Class	DTS - Digital Transmission System
1 2	Equipment Class	DSS - Part 15 Spread Spectrum Transmitter
1 2	Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant)	TRUE WIRELESS IN-EAR HEADPHONES
1 2	Related OET KnowledgeDataBase Inquiry: Is there a KDB inquiry associated with this application?	No
1 2	Modular Equipment Type	Does not apply
1 2	Purpose / Application is for	Original Equipment
1 2	Composite Equipment: Is the equipment in this application a composite device subject to an additional equipment authorization?	Yes
1 2	Related Equipment: 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
1 2	Grant Comments	Output power listed is conducted. The highest reported SAR for stand-alone transmission exposure conditions is 0.25 W/kg.
1 2	Is there an equipment authorization waiver associated with this application?	No
1 2	If there is an equipment authorization waiver associated with this application, has the associated waiver been approved and all information uploaded?	No

app s	Test Firm Name and Contact Information
1 2	Firm Name	EST Technology Co., Ltd.
1 2	Name	I** H****
1 2	Telephone Number	+86 0******** Extension:
1 2	E-mail	i******@gdest.cn

Equipment Specifications
	Line	Rule Parts	Grant Notes	Lower Frequency	Upper Frequency	Power Output	Tolerance	Emission Designator	Microprocessor Number
1	1	15C		2402.00000000	2480.00000000	0.0048978
	Line	Rule Parts	Grant Notes	Lower Frequency	Upper Frequency	Power Output	Tolerance	Emission Designator	Microprocessor Number
2	1	15C		2402.00000000	2480.00000000	0.0049091

some individual PII (Personally Identifiable Information) available on the public forms may be redacted, original source may include additional details

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