FCC ID: 2AYBG-CHP02 CheerTok

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. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. 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. The device has been evaluated to meet general RF exposure requirement.

3.0cm FCC ID: 2AYBG-CHP02 Warning: This device complies with part 15 of the FCC Rules. Operation is subject to the following two 2cm 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. FCC ID: 2AYBG-CHP02 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.

SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 SHENZHEN ALPHA PRODUCT TESTING CO., LTD Building i, No.2, Lixin Road, Fuyong Street, Bao'an District Shenzhen, Guangdong, Peoples Republic of China, 518103 Mr. Simple Guan Phone: +86 755-29766001-8100 ELECTRICAL (EMC) Valid To: May 31, 2022 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following electromagnetic compatibility tests:

Certificate Number: 4762.01 Test Technology:

Emissions Radiated and Conducted Radio Communications Unlicensed Radio Licensed Radio Test Method(s)1,2 CFR 47, FCC Part 15B (using ANSI C63.4-2014);

CFR 47, FCC Part 18 (using FCC MP-5 (1986));

ICES-001, ICES-003, ICES-005; RSS-GEN CFR 47, FCC Part 15C (using ANSI C63.10-2013);

CFR 47, FCC Part 15E (using ANSI C63.10-2013 or FCC KDB 905462 D02 (v02));

RSS-210, RSS-247, RSS-216, RSS-310, RSS-GEN CFR 47, FCC Parts 22, 24, 25, 27, 30, 74, 90, 95, 97 and 101 (using ANSI/TIA-603-E and/or TIA-

102.CAAA-E);

RSS-GEN, RSS-130, RSS-132, RSS-133, RSS-139, RSS-199, RSS-119 SPR-002, RSS-102 (MPE only) RF Exposure On the following products or types of products:

Information Technology Equipment (ITE), Industrial, Scientific and Medical Equipment (ISM);

Household Appliances, Electric Tools and similar Apparatus; Electrical Lighting and similar Equipment; Unintentional Radiators; Intentional Radiators; Sound and Television Broadcast Receivers and associated Equipment. 1 When the date, revision or edition of a test method standard is not identified on the scope of accreditation, the laboratory is required to be using the current version within one year of the date of publication, per Part C., Section 1 of A2LA R101 - General Requirements - Accreditation of ISO-IEC 17025 Laboratories.

(A2LA Certificate No. 4762.01) 11/19/2020 Page 1 of 2 Testing Activities Performed in Support of FCC Certification in Accordance with 47 Code of Federal Regulations and FCC KDB 974614, Appendix A, Table A.12 Rule Subpart/Technology Test Method Unintentional Radiators Part 15B Industrial, Scientific, and Medical Equipment Part 18 Intentional Radiators Part 15C U-NIII without DFS Intentional Radiators Part 15E U-NIII with DFS International Radiators Part 15E Commercial Mobile Services (FCC Licensed Radio Service Equipment) Parts 22 (cellular), 24, 25 (below 3 GHz), and 27 General Mobile Radio Services (FCC Licensed Radio Service Equipment) Part 22 (non-cellular), 90 (below 3 GHz), 95 (below 3 GHz), 97 (below 3 GHz), 101

(below 3 GHz) Microwave and Millimeter Bands Radio Services Parts 25, 30, 74, 90 (above 3 GHz), Part 95

(above 3 GHz), Part 97 (above 3 GHz), and 101 ANSI C63.4:2014 FCC MP-5:1986 ANSI C63.10:2013 ANSI C63.10:2013 FCC KDB 905462 D02 (v02) ANSI/TIA-603-E; TIA-102.CAAA-E 40000 ANSI/TIA-603-E; TIA-102.CAAA-E 40000 ANSI/TIA-603-E; TIA-102.CAAA-E 40000 Maximum Frequency

(MHz) 40000 40000 40000 40000 40000 2 Accreditation does not imply acceptance to the FCC equipment authorization program. Please see the FCC website (https://apps.fcc.gov/oetcf/eas/) for a listing of FCC approved laboratories.

(A2LA Certificate No. 4762.01) 11/19/2020 Page 2 of 2 Accredited Laboratory A2LA has accredited SHENZHEN ALPHA PRODUCT TESTING CO., LTD. Shenzhen, Peoples Republic of China for technical competence in the field of Electrical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system

(refer to joint ISO-ILAC-IAF Communiqu dated April 2017). Presented this 19th day of November 2020. _______________________ Vice President, Accreditation Services For the Accreditation Council Certificate Number 4762.01 Valid to May 31, 2022 For the tests to which this accreditation applies, please refer to the laboratorys Electrical Scope of Accreditation.

CheerDots Co., Ltd LETTER OF AGENCY May 11, 2022 Element Materials Technology 100 Frobisher Business Park Malvern Worcestershire WR14 1BX UK To Whom It May Concern:

We certify that we are not subject to denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse ACT of 1988, U.S.C. 862. Further, no party, as defined in 47 CFR 1.2002(b), to the application, is subject to denial of federal benefits, that includes FCC benefits. Thank you for your attention to this matter. Yours faithfully company CheerDots Co., Ltd Signature Full Name Jia jie Xi

CheerDots Co., Ltd May 11, 2022 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, Maryland 21046 Re: Request for confidentiality FCC ID: 2AYBG-CHP02 To whom it may concern, We hereby respectfully request that under the provision of 47 CFR 0.459 and 0.457(d) the documents listed below and attached with this application for certification be provided with confidential status. Schematics.pdf Operational Description.pdf Block Diagrams.pdf Any exhibit / information for which we have requested confidentiality, but which may not be accorded such treatment by the FCC, should be returned to us. The documents listed above contain trade secrets that are treated as confidential by us. Substantial competitive harm to us could result should they be made available to the public. Sincerely, Name: Jia jie Xi Job Title: CEO