2BMBG-CP6Portable car play HD multimedia display

Shenzhen Star Times Technology Electronices Co.,Ltd. (November 20, 2024) 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: 2BMBG-CP6 [Shenzhen Star Times Technology Electronices 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. Sincerely, (Applicant signature) (Applicant printed name) Junchao Lai Shenzhen Star Times Technology Electronices Co.,Ltd. (November 20, 2024) 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: 2BMBG-CP6 [Shenzhen Star Times Technology Electronices 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) Junchao Lai

Shenzhen Star Times Technology Electronices Co.,Ltd. Model Difference Data：November 28, 2024 Product description: Portable car play HD multimedia display Model name: CP6, BMW001-100, AUDI001-100, BENZ001-100, PORSCHE001-100, ST001-ST009, XSD001, XSD009, A1, A2, A3, A4, A5, A6, A7, A8, A9, V1000, V2000, V3000, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, T1, T2, T3, T4, P10, P20, P30, D101, D201, D301, V1000, V2000, V3000, X1, X2, X3, X4, X5, X6, X7, X8, X9, CP1, CP2, CP3, CP4, CP5, CP7, CP8, CP9 Trade Name: Rubato FCC ID: 2BMBG-CP6 All the model are the same circuit and RF module, except model names . Regards Sincerely Client’s signature : Client’s name / title : Junchao Lai（general manager） Contact information / address：3 / F, Building A, Xinxiong Industrial Zone, Gushu 1st Road, Xixiang Street, Baoan District, Shenzhen

Shenzhen Star Times Technology Electronices Co.,Ltd. (November 28, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Portable car play HD multimedia display / CP6, BMW001-100, AUDI001-100, BENZ001-100, PORSCHE001-100, ST001-ST009, XSD001, XSD009, A1, A2, A3, A4, A5, A6, A7, A8, A9, V1000, V2000, V3000, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, T1, T2, T3, T4, P10, P20, P30, D101, D201, D301, V1000, V2000, V3000, X1, X2, X3, X4, X5, X6, X7, X8, X9, CP1, CP2, CP3, CP4, CP5, CP7, CP8, CP9 / FCC ID: 2BMBG-CP6) 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 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 ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No 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. Please contact me if there is any information you may need. Sincerely, Signature: Name: Junchao Lai Title: general manager

Shenzhen Star Times Technology Electronices Co.,Ltd. (November 20, 2024) 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 CTB Testing Technology Co., Ltd.) 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, Signature: Name: Junchao Lai Title: general manager

Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 4 Model: CP6 External Photos Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 4 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 of 4 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 4 of 4

FCC ID LABEL: Label Location: FCC ID: 2BMBG-CP6 Model No.: CP6

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2BMBG-CP6 Applied procedures / limit According to FCC §15.247(i) and §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna,R=20cm Test Result of RF Exposure Evaluation Modes& Channel Freq. (MHz) Tune up Produce power Maximu m peak output power (dBm) Output power to antenna (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result EDR 8DPSK& MCH 3±1 4 2.5119 2.9174 (4.65dBi) 0.0015 1 Pass

REDDOTINFORMATIONTECHNOIOGYSHENIZHENCO,LTD PRODUCT SPECIFICATION 客户 Custoer 客户编码 Customers part number 产品料号 Product Materalcode 工作频段 Wor kin gB an HD.F-40-7.5-100-IPEX d 发行日期 LssueDat 2400MHz-2500MHz e 发行版本 Re leaeve rsio 2023-11-18 n A1 作者 Author 邹杨辰 Manufacturer: Shenzhen Star Times Technology Electronices Co.,Ltd. Address: 3 / F, Building A, Xinxiong Industrial Zone, Gushu 1st Road, Xixiang Street, Baoan District, Shenzhen 电性能指标 Electrical Specifications 频率范围 Frequency Range（MHz） 输入阻抗 Input Impendence(Ω 2400-2500 ) 50 频带宽度 Bandwidth（MHz） 电压驻波比 VSW 100 R ＜2 增益 Gain（dBi） 极化形式 Polarization Typ 2.4G:4DBI e 线极化 机械指标 Mechanical Specifications 连接器型号 Connect Type IPEX 工作温度 OperatinTemp (°C) -40～85 储存温度 Storing Temp (°C) -40～85 天线颜色 Chassis Color 电缆 Cable 产品(Product drawing) Frequency(MHz) 2400 2450 2500 VSWR 1.45 1.191.26

Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 53 TEST REPORT Compiled by: Reviewed by: Approved by: Zhou Kui Arron Liu Bin Mei / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days fr om the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Product Name: Portable car play HD multimedia display FCC ID: 2BMBG-CP6 Trademark: Rubato Model Number: CP6, BMW001-100, AUDI001-100, BENZ001-100, PORSCHE001-100, ST001-ST009, XSD001, XSD009, A1, A2, A3, A4, A5, A6, A7, A8, A9, V1000, V2000, V3000, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, T1, T2, T3, T4, P10, P20, P30, D101, D201, D301, V1000, V2000, V3000, X1, X2, X3, X4, X5, X6, X7, X8, X9, CP1, CP2, CP3, CP4, CP5, CP7, CP8, CP9 Prepared For: Shenzhen Star Times Technology Electronices Co.,Ltd. Address: 3 / F, Building A, Xinxiong Industrial Zone, Gushu 1st Road, Xixiang Street, Baoan District, Shenzhen Manufacturer: Shenzhen Star Times Technology Electronices Co.,Ltd. Address: 3 / F, Building A, Xinxiong Industrial Zone, Gushu 1st Road, Xixiang Street, Baoan District, Shenzhen Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Nov. 05, 2024 Sample tested Date: Nov. 05, 2024 to Nov. 11, 2024 Issue Date: Nov. 11, 2024 Report No.: CTB24110505703RF01 Test Standards FCC CFR Title 47 Part 15 Subpart C Section 15.247 ANSI C63.10:2013 Test Results PASS Remark: This is Bluetooth radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB24110505703RF01 Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 53 TABLE OF CONTENT Test Report Declaration Page 1. VERSION .......................................................................... 4 2. TEST SUMMARY ................................................................... 5 3. MEASUREMENT UNCERTAINTY ..................................................... 6 4. PRODUCT INFORMATION AND TEST SETUP .......................................... 7 4.1 Product Information .................................................................... 7 4.2 Test Setup Configuration ............................................................... 7 4.3 Support Equipment .................................................................... 7 4.4 Channel List .......................................................................... 8 4.5 Test Mode ............................................................................ 8 4.6 Test Environment ...................................................................... 8 5. TEST FACILITY AND TEST INSTRUMENT USED ....................................... 9 5.1 Test Facility ........................................................................... 9 5.2 Test Instrument Used .................................................................. 9 6. AC POWER LINE CONDUCTED EMISSION ............................................ 11 6.1 Block Diagram Of Test Setup .......................................................... 11 6.2 Limit ................................................................................ 11 6.3 Test procedure ....................................................................... 11 6.4 Test Result .......................................................................... 13 7. RADIATED SPURIOUS EMISSION ................................................... 14 7.1 Block Diagram Of Test Setup .......................................................... 14 7.2 Limit ................................................................................ 14 7.3 Test procedure ....................................................................... 15 7.4 Test Result .......................................................................... 16 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS .......................... 25 8.1 Block Diagram Of Test Setup .......................................................... 25 8.2 Limit ................................................................................ 25 8.3 Test procedure ....................................................................... 25 8.4 Test Result .......................................................................... 26 9. COUDUCTED PEAK OUTPUT POWER ............................................... 33 9.1 Block Diagram Of Test Setup .......................................................... 33 9.2 Limit ................................................................................ 33 9.3 Test procedure ....................................................................... 33 9.4 Test Result .......................................................................... 33 10. 20DB OCCUPIED BANDWIDTH...................................................... 37 10.1 Block Diagram Of Test Setup ......................................................... 37 10.2 Limit ............................................................................... 37 10.3 Test procedure ...................................................................... 37 10.4 Test Result ......................................................................... 37 11. CARRIERFREQUENCIES SEPARATION .............................................. 41 11.1 Block Diagram Of Test Setup ......................................................... 41 11.2 Limit ............................................................................... 41 11.3 Test proc…

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Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 1 Model: CP6 Radiated Emission Below 1G Above 1G