FCC ID: 2ACP4BT999 WIRE-FREE EADBUDS

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

- Reorient or relocate the receiving antenna.

- Increase the separation between the equipment and receiver.

-Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

-Consult the dealer or an experienced radio/TV technician for help Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

Internal Photos OPEN VIEW OF EUT INTERNAL VIEW OF EUT-1 INTERNAL VIEW OF EUT-2 Antenna INTERNAL VIEW OF EUT-3

External Photos TOP VIEW OF EUT BOTTOM VIEW OF EUT FRONT VIEW OF EUT BACK VIEW OF EUT LEFT VIEW OF EUT RIGHT VIEW OF EUT VIEW OF EUT (PORT)

FCC ID Label Location 10mm*5mm FCC ID: 2ACP4BT999

507 Houston Center, 63 Mody Road, Tst, Hong Kong, China Sentry Industries limited Jun. 28, 2017 Federal Communication Commission Authorization and Evaluation Division FCC ID:2ACP4BT999 Re: Confidentiality Request Pursuant to Sections 0.457 and 0.459 of the Commissions Rules, the applicant hereby requests confidential treatment of information applied this application as outlined below:

1: Block Diagram 2: Schematics 3: Operational Description The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rules 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Sentry Industries limited Contact person:PeetuMelwani Title: Manager

507 Houston Center, 63 Mody Road, Tst, Hong Kong, China Sentry Industries limited Limited Agency Agreement Sentry Industries limited FCC ID: 2ACP4BT999

[2017-06-28]

Federal Communications Commission 445 12th Street SW Washington, DC 20554 Subject:

To Whom It May Concern:

We, Sentry Industries limited hereby authorized Intertek Testing Services to act as our Agent for the purpose of preparing application for FCC ID number (2ACP4BT999) under all applicable parts of the FCC rules and regulations. The effective date of this limited agency agreement is (2017-06-28). The Limited Agency Agreement expires until further notice, unless sooner terminated or extended by written notice to Intertek Testing Services and the Federal Communications Commission. This is to advise that we are in full compliance with the Anti-Drug Abuse Act. The applicant is not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 U.S.C. 862, and no party to the application is subject to a denial of federal benefits pursuant to that section. If you have any questions or comments, please do not hesitate to contact me. Sincerely,

[Signature]

[Peetu Melwani]

[manager]