2BTXI-L01Dream Color LED Light Speaker Base

(Shenzhen Euler Point Technology Co., Ltd.) (2026/01/05) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID: 2BTXI-L01) [Shenzhen Euler Point Technology Co., Ltd.] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber-security or anti-virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, (Applicant signature)： (Applicant printed name):Wang weixin / Manager (Shenzhen Euler Point Technology Co., Ltd.) (2026/01/05) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID: 2BTXI-L01) [Shenzhen Euler Point Technology Co., Ltd.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature)： (Applicant printed name): Wang weixin / Manager

Shenzhen Euler Point Technology Co., Ltd. Attestation Statements (2026/01/05 TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for (FCC ID: 2BTXI-L01) (Shenzhen Euler Point Technology Co., Ltd.), the undersigned, hereby authorize XINNAISI INC to act as our designated U.S. agent for service of process, (Shenzhen Euler Point Technology Co., Ltd.) accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. XINNAISI INC accepts the responsibility to act as designated U.S. agent for service of process. Applicant Information： Company Name: Shenzhen Euler Point Technology Co., Ltd. Contact Name: Wang weixin Address: Room301,Building13,Fangxing Scienceand Technology Park,Shenzhen City,Guangdong Province, P.R.China FRN: 0037797263 Telephone No: 15889350904 Email: [email protected] Signature [Wang weixin] U.S. Agent Information: Company Name: XINNAISI INC Address: 1500 N GRANT STSTER, DENVER, CO 80203 FRN: 0037518289 Contact Name: Ki Ki Telephone No: +01 (951) 893-3011 Email: [email protected] Signature [Ki Ki]

Shenzhen Euler Point Technology Co., Ltd. (2026/01/05) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Dream Color LED Light Speaker Base / L01 FCC ID: 2BTXI-L01) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the  Schematic Diagram  Block Diagram  Operational Description Required to be submitted with this application be permanently withheld from public review. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Please contact me if there is any information you may need. Sincerely, Wang weixin / Manager Date/City: 2026-01-05/Shenzhen Phone: 15889350904 Fax: E-mail: [email protected]

Shenzhen Euler Point Technology Co., Ltd. (2026/01/05) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Leo Su [email protected]) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Wang weixin / Manager Date/City: 2026-01-05/Shenzhen Phone: 15889350904 Fax: E-mail: [email protected]

Shenzhen Euler Point Technology Co., Ltd. (2026/01/05) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Short Term Confidentiality Request For(Dream Color LED Light Speaker Base / L01 FCC ID: 2BTXI-L01) To Whom It May Concern: In accordance with sections 0.457 and 0.459 of CFR 47, < S henzhen Euler Point Technology Co., Ltd. >. requests short-term Confidentiality of following sections of this application for a period of 45 days after grant is issued. Test setup photos External photos Internal photos User’s manual These documents contain detailed system and equipment descriptions and related information about the product, which < Shenzhen Euler Point Technology Co., Ltd. > considers to be proprietary, confidential, and a custom design and otherwise, would not release to the general public. Since this design is a basis from which future technological products will evolve, < Shenzhen Euler Point Technology Co., Ltd. > feels that this information would be of benefit to its competitors, and that the disclosure of the information in these documents would give our competitors an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Wang weixin / Manager Date/City: 2026-01-05/Shenzhen Phone: 15889350904 Fax: E-mail: [email protected]

FCC ID: 2BTXI-L01 Label and Label Location Dream Color LED Light Speaker Base Model: L01 FCC ID: 2BTXI-L01

FCC ID: 2BTXI-L01 RF EXPOSURE EVALUATION According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in §1.1307(b) Limits for Maximum Permissible Exposure (MPE) Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) Average Time (A) Limits for Occupational/Control Exposures 300-1500 -- -- F/300 6 1500-100000 -- -- 5 6 (B) Limits for General Population/Uncontrol Exposures 300-1500 -- -- F/1500 6 1500-100000 -- -- 1 30 11.1 Friis transmission formula: Pd= (Pout*G)\ (4*pi*R 2 ) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in mW G= Numeric gain of the antenna relative to isotropic antenna Pi=3.1416 R= distance between observation point and center of the radiator in cm(20cm) Pd the limit of MPE, 1mW/cm 2 . If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. mW=10^(dBm/10) 11.2 Measurement Result Operation Frequency: 2402MHz~2480MHz Power density limited: 1mW/ cm 2 Antenna Type: PCB Antenna Antenna gain: 0dBi, R=20cm mW=10^(dBm/10) Bluetooth DTS: Channel Freq. (MHz) modulation conducted power conducted power Tune-up power (dBm) Max Antenna Evaluation result Power density Limits (dBm) (mW) tune-up power Gain (mW/cm2) (mW/cm2 ) (dBm) Numeric 2402 GFSK 0.587 1.14 1±1 2 1.00 0.0003153 1 2440 1.839 1.53 1±1 2 1.00 0.0003153 1 2480 2.79 1.90 2±1 3 1.00 0.0003969 1 Conclusion: For the max result : 0.003969≤ 1.0 for 1g SAR, No SAR is required. Signature: Date: 2026-01-04 NAME AND TITLE (Please print or type): Leo Su /Manager COMPANY (Please print or type): Shenzhen HongBiao Certification& Testing Co., Ltd / Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China

Antenna describe 1. Antenna describe: Antenna plate PCB ANTENNA Make name/model name PDT-002 Antenna gain 0dBi Frequency range 2.4GHZ-2.483GHZ Connector type direct Manufacturer Name: DONGGUANG XIAOKE INDUSTRLES.CO.,LTD Manufacture Address: NO. 227, DONGCHENG SECTION, GUANDONG ROAD, DONGCHENG STREET, DONGGUAN CITY,CHINA 2.External view drawing: Picture of antenna Antenna Dimensions L1 2.15 mm L2 1.20 mm L3 1.95 mm W1 0.35 mm W2 0.35 mm D1 1.25 mm D2 1.65 mm D3 0.50 mm 3.Antenna Radiation Pattern

- Page 1 of 37 - Report No.: HB20251229029E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Test Report Product: Dream Color LED Light Speaker Base Trade Mark: N/A Model Number: L01 FCC ID: 2BTXI-L01 Prepared for Shenzhen Euler Point Technology Co., Ltd. Room301,Building13,Fangxing Scienceand Technology Park,Shenzhen City,Guangdong Province, P.R.China Prepared by Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Tel.: +86-755-2998 9321 Fax.: +86-755-2998 5110 Website: http://www.sz-hongbiao.com - Page 2 of 37 - Report No.: HB20251229029E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Table of Contents 1 GENERAL DESCRIPTION .................................................................................................................... 6 1.1 D ESCRIPTION OF EUT ................................................................................................................................................ 6 1.2 T EST M ODE .............................................................................................................................................................. 6 1.3 O PERATION C HANNEL LIST ........................................................................................................................................... 6 1.4 T EST S ETUP .............................................................................................................................................................. 7 1.5 P OWER SETTING CONFIGURATION PARAMETERS ............................................................................................................... 7 1.6 A NCILLARY E QUIPMENT .............................................................................................................................................. 7 2 SUMMARY OF TEST RESULT ............................................................................................................................... 8 3 TEST FACILITIES AND ACCREDITATIONS .............................................................................................................. 9 3.1 T EST L ABORATORY ..................................................................................................................................................... 9 3.2 E NVIRONMENTAL C ONDITIONS ..................................................................................................................................... 9 3.3 M EASUREMENT U NCERTAINTY ..................................................................................................................................... 9 3.4 T EST S OFTWARE ...................................................................................................................................................... 10 4 LIST OF TEST EQUIPMENT .................................................................................................................................11 5 TEST ITEM AND RESULTS ...................................................................................................................................13 5.1 A NTENNA R EQUIREMENT .......................................................................................................................................... 13 5.1.1 Standard Requirement ............................................................................................................................. 13 5.1.2 Test Result ................................................................................................................................................. 13 5.2 C ONDUCTED E MISSION ............................................................................................................................................. 14 5.2.1 Limits ........................................................................................................................................................ 14 5.2.2 Test Procedures ......................................................................................................................................... 14 5.2.3 Test Setup .................................................................................................................................................. 15 5.2.4 Test Result ................................................................................................................................................. 15 5.3 R ADIATED E MISSION ................................................................................................................................................ 18 5.3.1 Limits ........................................................................................................................................................ 18 5.3.2 Test Procedures ......................................................................................................................................... 18 5.3.3 Test Setup .................................................................................................................................................. 18 5.3.4 Test Result ................................................................................................................................................. 19 5.3.5 Band Edge - Radiated ............................................................................................................................... 23 5.3.6 Spurious emission in restricted band 1000MHz-25000MHz .............................................…

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