2BHBF-SY10HCICE BATH CHILLER

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: UGK-LVM UNITED INC FRN: 0033476375 Contact Name: Jimmychen Address: 6547NAcademyBlvd#2266,ColoradoSprings,CO80918 Telephone No: 001-323-51 04660 Email: [email protected] Applicant: Company name: Shenzhen Xinyonggao tech Co., LTD. Grantee code: 2BHBF FCC ID: 2BHBF-SY10HC FRN: 0035615004 Contact Name: Joseph Xu Address: Building 3, No.9 Furong Road, Furong Industrial Zone, Shajing Xinqiao, Baoan District, Shenzhen Telephone: 13266576356 Fax: 13266576356 E-mail: [email protected] [Shenzhen Xinyonggao tech Co., LTD.] certifies that, as of the date of this filing of the application with the TCB, [UGK-LVM UNITED INC] is our designated US agent for service of process for the above referenced FCC ID. [Shenzhen Xinyonggao tech 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 equipment. [UGK-LVM UNITED INC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 2024-07-27 Applicant’s Name: Joseph Xu US Agent for Service of Process’s Name: Jimmychen Title: Manager Title: Manager Signature Signature

C5266091_X24_Ed.2 1/1 “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: Shenzhen Xinyonggao tech Co., LTD. Grantee code: 2BHBF FCC ID: 2BHBF-SY10HC FRN: 0035615004 Contact Name: Joseph Xu Address: Building 3, No.9 Furong Road, Furong Industrial Zone, Shajing Xinqiao, Baoan District, Shenzhen Telephone: 13266576356 Fax: 13266576356 E-mail: [email protected] i. [Shenzhen Xinyonggao tech 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. The applicant must sign this certification. ii. [Shenzhen Xinyonggao tech Co., LTD.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [Shenzhen Xinyonggao tech 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 . Date: 2024-07-27 Applicant’s Name: Joseph Xu Title: Manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

Shenzhen Xinyonggao tech Co., LTD. Product Similarity Declaration Company: Shenzhen Xinyonggao tech Co., LTD. Address: Building 3, No.9 Furong Road, Furong Industrial Zone, Shajing Xinqiao, Baoan District, Shenzhen Product Name: ICE BATH CHILLER Model Number: SY-10-HC, XY-03-OC, XY-06-HC, XY-06-OC, XY-08-HC, XY-08-OC, XY- 10-HC, XY-10-OC, XY-20-HC, XY-20-OC, SY-06-HC, SY-06-OC, SY-08-HC, SY-08-OC, SY- 10-HC, SY-10-OC, SY-20-HC, SY-20-OC, SY-03-HC, SY-03-OC FCC Identifier: 2BHBF-SY10HC We (Shenzhen Xinyonggao tech Co., LTD.) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name and appearance color. Client’s signature Name: Joseph Xu Date: 2024-07-27 Title: Manager Signature of applicant:

Shenzhen Xinyonggao tech Co., LTD. 1/1 Letter of Authorization Company: Shenzhen Xinyonggao tech Co., LTD. Address: Building 3, No.9 Furong Road, Furong Industrial Zone, Shajing Xinqiao, Baoan District, Shenzhen Product Name: ICE BATH CHILLER Model Number: SY-10-HC, XY-03-OC, XY-06-HC, XY-06-OC, XY-08-HC, XY-08-OC, XY-10-HC, XY-10-OC, XY-20-HC, XY-20-OC, SY-06-HC, SY-06-OC, SY-08-HC, SY-08-OC, SY-10-HC, SY-10-OC, SY-20-HC, SY-20-OC, SY-03-HC, SY-03-OC FCC Identifier: 2BHBF-SY10HC We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Joseph Xu Date: 2024-07-27 Title: Manager Signature of applicant:

Shenzhen Xinyonggao tech Co., LTD. 1/1 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2024-07-27 Subject: Request for Confidentiality FCC ID: 2BHBF-SY10HC To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual No ☐ Internal Photos No ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. 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. Sincerely, Signature: Name: Joseph Xu Title: Manager

Shenzhen DL Testing Technology Co., Ltd. EUT PHOTO(External Photos) Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. ※※※※※ END OF REPORT ※※※※※

Size:20*10mm Mode: SY-10-HC FCC ID: 2BHBF-SY10HC Label location

Shenzhen DL Testing Technology Co., Ltd. EUT PHOTO(Internal Photos) Antenna position Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. ANT Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. ※※※※※ END OF REPORT ※※※※※

FCC ID: 2BHBF-SY10HC RF Exposure Evaluation Limits 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 KDB 447498 D01 V06 and 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 ) Averaging time (minutes) (A) Limits for Occupational/Controlled Exposures 0.3–3.0 614 1.63 *(100) 6 3.0–30 1842/f 4.89/f *(900/f 2 ) 6 30–300 61.4 0.163 1.0 6 300–1500 f/300 6 1500–100,000 5 6 (B) Limits for General Population/Uncontrolled Exposure 0.3–1.34 614 1.63 *(100) 30 1.34–30 824/f 2.19/f *(180/f 2 ) 30 30–300 27.5 0.073 0.2 30 300–1500 f/1500 30 1500–100,000 1.0 30 f = frequency in MHz 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 = gain of antenna in linear scale, Pi = 3.1416; R = distance between observation point and center of the radiator in cm EIRP=E Meas +20log(d Meas )-104.7 EIRP is the equivalent isotropically radiated power, in dBm E Meas is the field strength of the emission at the measurement distance, in dBμV/m d Meas is the measurement distance, in m Pd id the limit of MPE, 1 mW/cm 2 . If we know the maximum gain of the antenna and the total power input to the antenna, through the calculation, we will know the distance r where the MPE limit is reached. Test Procedure Software provided by client enabled the EUT to transmit and receive data at lowest, middle and highest channel individually. Test Result of RF Exposure Evaluation wifi 2.4G mode: Channel Output power to antenna (dBm) Output power to antenna (mW) Power Density at R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result 802.11b 17.513 56.4027 0.02547 1.0 PASS 802.11g 13.588 22.8455 0.01032 1.0 PASS 802.11n HT20 13.136 20.5873 0.00930 1.0 PASS Remark: antenna gain=3.56 dBi

Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-240520010ER Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 1 of 42 FCC Part 15C Test Report FCC ID: 2BHBF-SY10HC Applicant: Shenzhen Xinyonggao tech Co., LTD. Address: Building 3, No.9 Furong Road, Furong Industrial Zone, Shajing Xinqiao, Baoan District, Shenzhen Manufacturer: Shenzhen Xinyonggao tech Co., LTD. Address: Building 3, No.9 Furong Road, Furong Industrial Zone, Shajing Xinqiao, Baoan District, Shenzhen EUT: ICE BATH CHILLER Trade Mark: N/A Model Number: SY-10-HC XY-03-OC, XY-06-HC, XY-06-OC, XY-08-HC, XY-08-OC, XY-10-HC, XY-10-OC, XY-20-HC, XY-20-OC, SY-06-HC, SY-06-OC, SY-08-HC, SY-08-OC, SY-10-HC, SY-10-OC, SY-20-HC, SY-20-OC, SY-03-HC, SY-03-OC Date of Receipt: May. 20, 2024 Test Date: May. 20, 2024 - Jun. 25, 2024 Date of Report: Jun. 25, 2024 Prepared By: Shenzhen DL Testing Technology Co., Ltd. Address: 101-201, Building C, Shuanghuan, No.8, Baoqing Road, Baolong Industrial Zone, Baolong Street, Longgang District, Shenzhen, Guangdong, China Applicable Standards: FCC PART 15 C 15.247 ANSI C63.10:2013 Test Result: Pass Report Number: DL-240520010ER Prepared (Test Engineer): Alisa Song Reviewer (Supervisor): Jack Bu Approved (Manager): Jade Yang This test report is based on a single evaluation of one sample of above mentioned products. It is not permitted to be duplicated in extracts without written approval of Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-240520010ER Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 2 of 42 Table of Contents Page 1 . SUMMARY OF TEST RESULTS 4 1.1 MEASUREMENT UNCERTAINTY 4 2 . GENERAL INFORMATION 5 2.1 GENERAL DESCRIPTION OF EUT 5 2.2 DESCRIPTION OF TEST MODES 6 2.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 6 2.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 7 2.5 TABLE OF PARAMETERS OF TEST SOFTWARE SETTING 7 2.6 EQUIPMENTS LIST FOR ALL TEST ITEMS 8 3 . EMC EMISSION TEST 9 3.1 CONDUCTED EMISSION MEASUREMENT 9 3.1.1 POWER LINE CONDUCTED EMISSION LIMITS 9 3.1.2 TEST PROCEDURE 9 3.1.3 DEVIATION FROM TEST STANDARD 9 3.1.4 TEST SETUP 10 3.1.5 EUT OPERATING CONDITIONS 10 3.1.6 TEST RESULTS 10 3.2 RADIATED EMISSION MEASUREMENT 13 3.2.1 RADIATED EMISSION LIMITS 13 3.2.2 TEST PROCEDURE 14 3.2.3 DEVIATION FROM TEST STANDARD 14 3.2.4 TEST SETUP 14 3.2.5 EUT OPERATING CONDITIONS 15 3.2.6 TEST RESULTS (BETWEEN 9KHZ – 30 MHZ) 16 3.2.7 TEST RESULTS (BETWEEN 30MHZ – 1GHZ) 17 3.2.8 TEST RESULTS (1GHZ~25GHZ) 19 3.3 RADIATED BAND EMISSION MEASUREMENT 22 3.3.1 TEST REQUIREMENT: 22 3.3.2 TEST PROCEDURE 22 3.3.3 DEVIATION FROM TEST STANDARD 22 3.3.4 TEST SETUP 23 3.3.5 EUT OPERATING CONDITIONS 23 3.4 CONDUCTED BAND EDGE EMISSION&CONDUCTED SPURIOUS EMISSIONS MEASUREMENT 27 3.4.1 APPLICABLE STANDARD 27 3.4.2 TEST PROCEDURE 27 3.4.3 DEVIATION FROM STANDARD 27 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-240520010ER Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 3 of 42 Table of Contents Page 3.4.4 TEST SETUP 27 3.4.5 EUT OPERATION CONDITIONS 27 3.4.6 TEST RESULTS 27 4 . AVERAGE OUTPUT POWER 30 4.1 APPLIED PROCEDURES / LIMIT 30 4.1.1 TEST PROCEDURE 30 4.1.2 DEVIATION FROM STANDARD 30 4.1.3 TEST SETUP 30 4.1.4 EUT OPERATION CONDITIONS 30 4.1.5 TEST RESULTS 31 5 . POWER SPECTRAL DENSITY TEST 34 5.1 APPLIED PROCEDURES / LIMIT 34 5.1.1 TEST PROCEDURE 34 5.1.2 DEVIATION FROM STANDARD 34 5.1.3 TEST SETUP 34 5.1.4 EUT OPERATION CONDITIONS 34 5.1.5 TEST RESULTS 35 6 . 6DB BANDWIDTH TEST 38 6.1 APPLIED PROCEDURES / LIMIT 38 6.1.1 TEST PROCEDURE 38 6.1.2 DEVIATION FROM STANDARD 38 6.1.3 TEST SETUP 38 6.1.4 EUT OPERATION CONDITIONS 38 6.1.5 TEST RESULTS 39 7 . ANTENNA REQUIREMENT 42 7.1 STANDARD REQUIREMENT 42 7.2 EUT ANTENNA 42 8 . TEST SEUUP PHOTO 42 9 . EUT PHOTO 42 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-240520010ER Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 4 of 42 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.247) , Subpart C Standard Section Test Item Judgment Remark 15.207 Conducted Emission PASS 15.205, 15.209, 15.247(d) Radiated Spurious Emission PASS 15.205, 15.247(d) Band Edge Emission& Conducted Spurious Emissions PASS 15.247(b) Average Output Power PASS 15.247(a)(2) 6dB Bandwidth PASS 15.247(e) Power Spectral Density PASS 15.203 Antenna Requirement PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report Test lab: Shenzhen DL Testing Technology Co., Ltd. Address: 101-201, Building C, Shuanghuan, No.8, Baoqing Road, Baolong Industrial Zone, Baolong Street, Longgang District, Shenzhen, Guangdong, China FCC Test Firm Registration Number: 854456 Designation Number: CN1307 IC Registered No.: 27485 CAB ID.: CN0118 1.1 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U, where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %。 No. Item Uncertainty 1 Conducted Emission Test ±2.56dB 2 RF power,conducted ±0.42dB 3 Spurious emissions,conducted ±2.76dB 4 All emissions,radiated(<1G) ±3.65dB 5 All emissions,radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% 8 6dB Bandwidth ±0.2MHz Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-240520010ER Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 5 of 42 2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF EUT Product Name: ICE BATH CHILLER Trademark N/A Model No.: SY-10-HC XY-03-OC, XY-06-HC, XY-06-OC, XY-08-HC, XY-08-OC, XY-10-HC, XY-10-OC, XY-20-HC, XY-20-OC, SY-06-HC, SY-06-OC, SY-08-HC, SY-08-OC, SY-10-HC, SY-10-OC, SY-20-HC, SY-20-OC, SY-03-HC, SY-03-OC Test Model: SY-10-HC Model Difference: The product's different for model number and appearance color. Operation Frequency: 2412~2462 MHz for 802.11b/g/nHT20 Channel numbe…

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深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd 公司地址：深圳市宝安区福永凤凰第四工业区岭下路96号D栋3楼 Address: 3rd Floor, Building D, No. 96 Lingxia Road, Fuyong Fenghuang Fourth Industrial Zone, Bao'an District, Shenzhen 电话：0755-33881455 传真：0755-33233276 Email: [email protected] 产品主要技术参数 主要技术参数 Main technical specifications 频率范围（MHZ） 2400-2483/5150-5825 Frequency Range(MHZ) 2400-2483/5150-5825 中心频率 50±10 Impedance(Ω) 50±10 特性阻抗（Ω） 增益（dBi） 3.56 Gain(dBi) 3.56 反射损耗 ≤-10 ReTurnLoss(dB) ≤-10 输出电压驻波比 ≤1.92 VSWR ≤1.92 最大功率 1W Admitted Power 1W 极化方式 垂直极化 Polarization Linear Vertical 连接方式 IPEX Connector Type IPEX 物理特性 Physical Properties 天线本体材料 TPE Antenna Base TPE 工作温度 -20°C-+60°C Operating Temp -20°C-+60°C 保存温度 -20°C-+70°C Storage Temp -20°C-+70°C 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd 产品尺寸Product size： 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd Feeder length L=105MM Test report： SWR Log Mag 深圳市鑫尔盛科技有限公司 ShenZhen XinErSheng Technology Co.,Ltd Feeder length L=105MM 2D、3DRaditation Pattern 2.4G Gain(Peak):3.33dBi Efficiency:61.5% 2.45G Gain(Peak):2.91dBi Efficiency60.8% 2.5G Gain(Peak):3.56dBi Efficiency:63.4%

Shenzhen DL Testing Technology Co., Ltd. EUT TEST PHOTO Radiated Measurement Photos Shenzhen DL Testing Technology Co., Ltd. Conducted Measurement Photos ※※※※※ END OF REPORT ※※※※※