FCC ID: 2A7SG-COLORWAV ColorWav Sound Bar

Label Location On EUT Label Product Name: ColorWav Sound Bar Model No.: ColorWav Sound Bar FCC ID: 2A7SG-COLORWAV This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and

(2) This device must accept any interference received, including interference that may cause undesired operation.

E-TRENDS ELECTRONIC CO.,LTD Declaration concerning Antenna Specification It is hereby declared that the product Model No.: ColorWav Sound Bar FCC ID : 2A7SG-COLORWAV fulfills the requirement in FCC test relating to the antenna type. The device specified above confirms to the FCC recommendations for internal antenna type(s) described below:

Model No. of antenna: ColorWav Sound Bar Type of antenna:

Gain of the antenna:

Frequency range:

PCB Antenna 1.7dBi 2402-2480MHz The mounting of the antenna is fixed to the radio module and no other antenna should be used. Company name:

Address:

City:

ZIP / Postal code:

Country:

Place:

Signature:

E-TRENDS ELECTRONIC CO.,LTD No.5 Floor, No.9 Building, Huixin Industrial Park, Yangwu village, Dalingshan Town, Dongguan, Guangdong, China Dongguan

China Dongguan Date: 4/12/2023 version01

Specifications Information on the equipment product name Brand ColorWav Sound Bar ColorWav Sound Bar Model No. Manufacturer ColorWav Sound Bar E-TRENDS ELECTRONIC CO.,LTD Equipment type Frequency of operation Type of modulation Channel spacing Channel number Receiver Transmitter Transceiver 2402MHz-2480MHz 1M 2M 3M 1MHz 79 Mode of operation Simplex Duplex Antenna type Antenna connector Operating voltage 1/4 IC 3.3V-4.3V Product specification Quick Reference Date Frequency Ant. Port Input Pwr. (dBm) Antenna module on the system board 2.45GHz*1 0 (Typ. BT class 2 output power) Tot. Rad. Pwr. (dBm)

-2.3 (Input pwr loss pwr) Peak EIRP(dBm) Directivity (dBi) Efficiency (dB) Gain (dBi) Maximum Power (dBm) 1.3 1 (all direction antenna)

-2.3 (58.5%) 1.7 (Peak Gain XY-plane) 1.3 (XY-plane) Minimum Power (dBm)

-4(XY-plane) Avg. Power (dBm) Max/Min Ratio (dB) Max/Avg Ratio (dB) Min/Avg Ratio (dB)

-0.5(XY-plane) 5.3(XY-plane) 1.8(XY-plane)

-3.5(XY-plane) Average Gain (dB) All the technical data and information contained herein are subject to change without prior notice

-0.5 (Avg Gain XY-plane) Antenna Layout & module on the system board Antenna Gain Gain Table Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module Board 1.3

-0.5 1.7

-3.8 1.1

-3.0 58.5%

Return Loss The Environment of Antenna Radiation Pattern 3D radiation pattern diagram XY-plane XZ-plane YZ-plane

E-TRENDS ELECTRONIC CO.,LTD Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 U.S. Agent Designation 4/12/23

[E-TRENDS ELECTRONIC CO.,LTD] acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: [2A7SG-COLORWAV]):

Name and company of U.S. agent:Wilson Tech Service LLC Physical U.S. address of agent:1312 17th Street Suite 692, Denver, CO, 80202, US FRN of U.S. agent:0033402033 Email address of U.S. agent:Wilson.Cheung.FDA@gmail.com

[Wilson Tech Service LLC] acknowledges their obligation to accept service of process on behalf of

[E-TRENDS ELECTRONIC CO.,LTD].

[E-TRENDS ELECTRONIC CO.,LTD] accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(d)(7). Sincerely, Signature

[Simone Wang]

[SALES MANAGER ]

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[E-TRENDS ELECTRONIC CO.,LTD]

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[Name of U.S. agent]Wilson chen The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC. E-TRENDS ELECTRONIC CO.,LTD

[Title of U.S. agent]Manager

[Company of U.S. agent]Wilson Tech Service LLC The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC.

E-TRENDS ELECTRONIC CO.,LTD Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 4/12/23 To whom it may concern:

We, [E-TRENDS ELECTRONIC CO.,LTD], hereby certify that the equipment for which authorization is sought (FCC ID: [2A7SG-COLORWAV]) is not covered equipment prohibited from receiving an equipment authorization pursuant to 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, we are not identified on the Covered List (https://www.fcc.gov/supplychain/coveredlist) as an entity producing covered equipment. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(b) and (d)(5) and (6). Sincerely, 2 0 V

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[Simone Wang]

[SALES MANAGER ]

[E-TRENDS ELECTRONIC CO.,LTD]

The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01.