2BGDB-SK-15ATouch all in one pc

Rev 1/26/2023 Shanghai Senke Electronic Technology Co,Ltd. Room 106, 1st floor Building 1, No.480 Huapu Road, Qingpu district, Shanghai Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 05-10-2024 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2BGDB-SK-15A Shenzhen AIME Cloud Chuang Intelligent 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. Sincerely, (signature) Name: Xiao Jing Li Title:manager Company: Shanghai Senke Electronic Technology Co,Ltd. Rev 1/26/2023 Shanghai Senke Electronic Technology Co,Ltd. Room 106, 1st floor Building 1, No.480 Huapu Road, Qingpu district, Shanghai Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 05-10-2024 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2BGDB-SK-15A Guangzhou Palemay photoelectric 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 a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, (signature) Name: Xiao Jing Li Title:manager Company: Shanghai Senke Electronic Technology Co,Ltd.

Rev 1/26/2023 Shanghai Senke Electronic Technology Co,Ltd. Room 106, 1st floor Building 1, No.480 Huapu Road, Qingpu district, Shanghai Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 05-10-2024 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID or Grantee Code: 2BGDB-SK-15A Applicant FRN: 0035410786 Shanghai Senke Electronic Technology Co,Ltd.(“the applicant”) certifies that, as of the date of the filing of the application, USA MEIHUA TRADING INC is our designated U.S. agent for service of process for the above referenced FCC ID. Shanghai Senke Electronic 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. USA MEIHUA TRADING INC accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: USA MEIHUA TRADING INC U.S. Agent FRN: 0033406166 Address: 5379 Pine Valley Ct Boulder, CO 80301 United States Contact Person: Harley Quinn Tel.: (312) 363-9424 Email: [email protected] Sincerely, Shanghai Senke Electronic Technology Co,Ltd.USA MEIHUA TRADING INC Xiao Jing Li/manager Harley Quinn/manager [Insert Applicant signature]

Shanghai Senke Electronic Technology Co,Ltd. Room 106, 1st floor Building 1, No.480 Huapu Road, Qingpu district, Shanghai Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: 05- 10-2024 SUBJECT: FCC Application for FCC ID:2BGDB-SK-15A To Whom It May Concern: I, the undersigned, hereby states 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, and will apply the Supplier's Declaration of Conformity procedure to the class B computer peripheral portion of this composite device. I understand the following FCC requirements: 1. Devices subject to the SDoC procedure are required to be tested to show compliance with the FCC technical regulations by a recognized accredited testing laboratory. The testing laboratory must be accredited by a Commission approved accreditation body or designated under the terms of a government-to-government Mutual Recognition Agreement (MRA). A listing of those accredited testing laboratories that have been recognized by the Commission is published on the FCC Webpage: https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm (Select the "accredited" option to search for FCC recognized accredited test firms.) 2. Pt 2.1077 contains the list of information that must be included in the Supplier's Declaration of Conformity, which must be supplied with each product sold. The SDoC compliance info shall be included in the User’s Manual or as a separate sheet. The info must contain the name, address, and phone number of the responsible party, which must be located within the United States. According to 2.909(b), the responsible party is either the Manufacturer or if the product is imported the Importer. Regards, Sincerely, (signature) Name: Xiao Jing Li Title:manager

Shanghai Senke Electronic Technology Co,Ltd. Room 106, 1st floor Building 1, No.480 Huapu Road, Qingpu district, Shanghai Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2BGDB-SK-15A Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type Block Diagram Operational Description Schematics The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below: Exhibit Type Sincerely, (signature) Name: Xiao Jing Li Title: manager Company: Shanghai Senke Electronic Technology Co,Ltd. Rev 11/20/07

Shanghai Senke Electronic Technology Co,Ltd. Room 106, 1st floor Building 1, No.480 Huapu Road, Qingpu district, Shanghai Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: 05-10-2024 SUBJECT: FCC Application for FCC ID:2BGDB-SK-15A To Whom It May Concern: We, the undersigned, hereby authorize _Stone Yin_ at __ Shenzhen DACE Testing Technology Co., Ltd.___ on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by __ Shenzhen DACE Testing Technology Co., Ltd.__ on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Sincerely, (signature) Name: Xiao Jing Li Title:manager Company: Shanghai Senke Electronic Technology Co,Ltd.

FCC ID: 2BGDB-SK-15A Model Confirmation Letter We, Shanghai Senke Electronic Technology Co,Ltd., certify the product: Touch all in one pc, Model No.: SK-15A, SK-10.4A, SK-12.1A, SK-17A, SK-19A, SK-21.5A, SK-32A, SK-43A, SK-50A, SK-55A There are multiple models of the product, and the only difference between models is the size of the display screen. The internal circuit and RF part are the same. Therefore, the test model is SK-15A. (signature) Name: Xiao Jing Li Title:manager Company: Shanghai Senke Electronic Technology Co,Ltd.

FCC ID:2BGDB-SK-15A External BT&WIFI ANT1 WIFI ANT2 ANT1 ANT2 Note： The antenna interface adopts SMA interface (internal thread+hole)

FCC ID:2BGDB-SK-15A EUT BACK LABEL PLACE SIZE: 30*60mm Touch all in one pc MODEL: SK-15A FCC ID:2BGDB-SK-15A INPUT: DC12V-5A 60W FCC Warning :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.

FCC ID:2BGDB-SK-15A Internal

Page 1 of 1 RF Exposure Evaluation Report 1 RF EXPOSURE Product Name: Touch all in one pc Model No.: SK-15A, SK-10.4A, SK-12.1A, SK-17A, SK-19A, SK- 21.5A, SK-32A, SK-43A, SK-50A, SK-55A FCC ID: 2BGDB-SK-15A 2. RF Exposure Evaluation FCC KDB447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device, RF Exposure, Equipment Authorization Procedures. FCC CFR 47 part1 1.1310: Radiofrequency radiation exposure limits. FCC CFR 47 part2 2.1091: Radiofrequency radiation exposure evaluation: mobile devices. 2.1 LIMITS According to FCC Part1.1310: 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 part1.1307(b) F= Frequency in MHz Friis Formula Page 1 of 1 Friis transmission formula: Pd = (Pout*G)/(4* Pi * R 2) Where Pd = power density in mW/cm2 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 Pd id the limit of MPE . 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. 2.2 EUT RF EXPOSURE EVALUATION BT ANT1: 2.5dBi; 2.4G- ANT1&ANT2:2.5dBi; MIMO: 5.51dBi Antenna Gain: The maximum Gain measured in fully anechoic chamber is 1.0 in linear scale. The Max Conducted Peak Output Power data refer to report DACE240418005RL002 & DACE240418005RL001 BT worst mode and channel: Test channel (MHz) PK Power (dBm) Maximum tune-up Power (dbm) Maximum tune-up Power (dbm) Maximum tune-up Power (mW) Calculated value (mW/cm2) Limit (mW/cm2) 3DH5-2402 4.02 4.0±1 5.0 3.162 0.0124 1.0 3DH5-2441 3.38 4.0±1 5.0 3.162 0.0124 1.0 3DH5-2480 3.79 4.0±1 5.0 3.162 0.0124 1.0 Remark: Pd = (Pout*G)/(4* Pi * R 2 )=( 3.162*1.7783)/(4*3.1415*6*6)= 0.0124, G=10 gain/10 =1.7783 2.4GWIFI worst mode and channel: Test channel PK Power (dBm) Maximum tune-up Power (dbm) Max.MIMO tune-up Power Max.MIMO tune-up Power Calculated value Limit (MHz) ANT1 ANT2 ANT1 ANT2 (dbm) (mW) (mW/cm2) (mW/cm2) 802.11n – 2412MHz 15.62 15.40 16±1 16±1 20.01 100.24 0.788 1.0 802.11n – 2437MHz 15.48 15.23 16±1 16±1 20.01 100.24 0.788 1.0 802.11n – 2462MHz 15.90 15.79 16±1 16±1 20.01 100.24 0.788 1.0 Remark: Pd = (Pout*G)/(4* Pi * R 2 )=( 100.24*3.5563)/(4*3.1415*6*6)=0.788, G=10 gain/10 =3.5563 Page 1 of 1 RF Exposure Evaluation simultaneous transmission operations: According to 865664D02 2.2 d) 1): The sum of the ratios of the spatially averaged results to the applicable frequency dependent MPE limits : Simultaneous transmission mode The sum of the ratios SUM Limit 2.4G WIFI + BT 0.0124+0.788 ≈0.8004 1.0 Conclusion: 0.8004< 1.0, So there is no sar requirement NOTE: EUT BT & wifi-2.4G module and antenna is more than 6cm away from the human body. Conclusion: the sum of the ratios is less than the limit value of 1.0, so there is no sar requirement.

1201-00111201-00161201-00851201-0015 9.0*67.5- 2DB exposed line - black rubber 6.5*9.32*28.8- No exposed lines - black rubber 1.6*3.8- No exposed lines - black rubber 6.5*9.4*19.7- No exposed lines - black rubber 6.55 6.2 ∅ 2.5 2.0 16.4 ∅ 10 ∅ 9.2 5.5 ∅ 2 . 5 ∅ 1 . 8 1 11 2.4G Rubber 987 1701-0002 4.5*24-2.4G -Copper tube - nickel plated Copper parts 6 1 A B D C E A B C D E F G 6543 2 1 1 2 3 4 56 DWG-056-01-J PART NAME (UNIT) SCALE) (REV) (SIZE) mm A3 A4 CUS NO. (ORIGINAL DATE) PRODUCT NO. PRODUCT NA M E : Dual band rubber antenna 2022.07.18 3030- 0004 FREQUEN C Y R A N G E 2400-2500 MHz Gain 2.5dBi 96:5 ＜2.0：1 Polarzation Linear.Vertical Mae powe r r a t i n g 50 W Ｌ m ped an c e 50 OHM No. Name Description Q'ty Part No. 1 wire rod 1 1301-0054 1.78 Brown PTFE (High Temperature Resistant) L=88mm 2 SMA 2.4GZK- Plating black -10*6.5*16.4 1101-0028 3 2.4G IPEX 1 2 1 4 rivet2.4G IPEX 5 1 1210 7 2 4 3 5 90° 110±2 100 6 12 20 9.4 10 PE bag 150*38*0.4 (White edged bone bag) punching 1801-0003 11 1.0-ROHS Tin wire 1501-0010 PE bag 205*150*0.4 (White edged bone bag) punching 1801-0006 1/50 8 Insulation layer 9.5 8.3 1 88±1 1.5 1.5 6.5 RG1.78 Brown line 1 1.0 26 Shenzhen Zhenxing Industrial Manufacturing Co., Ltd 24 4.5 1. Test items and equipment Test items equipment 1.S-parameter 1.Return Loss 2.VSWR network analyzer : Agilent E5071B HP 8753D 2.Active 1. Transmission power（TRP） 2. Receiving sensitivity（TIS） 1. Darkroom：ETS 7x4x3 m (3D) Chamber ETS 5x3x3 m (3D) Chamber 2.network analyzer : Agilent 8960 E5515B 3.Passive 1. Antenna gain 2. Antenna efficiency 1. DarkroomETS 7x4x3 m (3D) Chamber ETS 5x3x3 m (3D) Chamber 2. network analyzer ： Agilent E5071B HP 8753D 2.Matching circuit -WIFI antenna: 3.Network test chart: SWR 2D Radiation Patterns

V1.0 Report No.: DACE240418005RL001 101-102 Building H5 & 1/F., Building H,Hongfa Science & Technology Park, Tangtou, Shiyan, Bao’an District, Shenzhen, Guangdong, China Web: http://www.dace-lab.com Tel: +86-755-23010613 E-mail: [email protected] Page 1 of 94 RF TEST REPORT For Shanghai Senke Electronic Technology Co,Ltd. Product Name: Touch all in one pc Test Model(s).: SK-15A Report Reference No. : DACE240418005RL001 FCC ID : 2BGDB-SK-15A Applicant’s Name : Shanghai Senke Electronic Technology Co,Ltd. Address : Room 106, 1st floor Building 1, No.480 Huapu Road, Qingpu district, Shanghai Testing Laboratory : Shenzhen DACE Testing Technology Co., Ltd. Address : 101-102 Building H5 & 1/F., Building H, Hongfa Science & Technology Park, Tangtou, Shiyan, Bao'an District, Shenzhen, Guangdong, China Test Specification Standard : 47 CFR Part 15.247 ANSI C63.10-2013 & KDB 558074 D01 15.247 Meas Guidance v05r02 Date of Receipt : April 18, 2024 Date of Test : April 18, 2024 to May 10, 2024 Data of Issue : May 10, 2024 Result : Pass Note: This report shall not be reproduced except in full, without the written approval of Shenzhen DACE Testing Technology Co., Ltd. This document may be altered or revised by Shenzhen DACE Testing Technology Co., Ltd. personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample V1.0 Report No.: DACE240418005RL001 101-102 Building H5 & 1/F., Building H,Hongfa Science & Technology Park, Tangtou, Shiyan, Bao’an District, Shenzhen, Guangdong, China Web: http://www.dace-lab.com Tel: +86-755-23010613 E-mail: [email protected] Page 2 of 94 Revision History Of Report Version Description REPORT No. Issue Date V1.0 Original DACE240418005RL001 May 10, 2024 NOTE1: The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in this report. If the product in this report is used in any configuration other than that detailed in the report, the manufacturer must ensure the new system complies with all relevant standards. Compiled by: Supervised by: Approved by: Keren Huang/ Test Engineer Stone Yin / Project Engineer Tom Chen / Manager V1.0 Report No.: DACE240418005RL001 101-102 Building H5 & 1/F., Building H,Hongfa Science & Technology Park, Tangtou, Shiyan, Bao’an District, Shenzhen, Guangdong, China Web: http://www.dace-lab.com Tel: +86-755-23010613 E-mail: [email protected] Page 3 of 94 CONTENTS 1 TEST SUMMARY ........................................................................................................................................... 5 1.1 TEST STANDARDS .................................................................................................................................. 5 1.2 SUMMARY OF TEST RESULT .................................................................................................................... 5 2 GENERAL INFORMATION ............................................................................................................................ 6 2.1 CLIENT INFORMATION ............................................................................................................................. 6 2.2 DESCRIPTION OF DEVICE (EUT) .............................................................................................................. 6 2.3 DESCRIPTION OF TEST MODES ................................................................................................................ 7 2.4 DESCRIPTION OF SUPPORT UNITS ........................................................................................................... 8 2.5 EQUIPMENTS USED DURING THE TEST .................................................................................................... 8 2.6 STATEMENT OF THE MEASUREMENT UNCERTAINTY ............................................................................... 10 2.7 AUTHORIZATIONS ................................................................................................................................. 10 2.8 ANNOUNCEMENT .................................................................................................................................. 10 3 EVALUATION RESULTS (EVALUATION) .................................................................................................... 11 3.1 ANTENNA REQUIREMENT ........................................................................................................................ 11 3.1.1 Conclusion: .............................................................................................................................. 11 4 RADIO SPECTRUM MATTER TEST RESULTS (RF) ................................................................................. 12 4.1 CONDUCTED EMISSION AT AC POWER LINE ........................................................................................... 12 4.1.1 E.U.T. Operation: .................................................................................................................... 12 4.1.2 Test Setup Diagram: ............................................................................................................... 12 4.1.3 Test Data: ............................................................................................................................... 13 4.2 OCCUPIED BANDWIDTH ........................................................................................................................ 15 4.2.1 E.U.T. Operation: .................................................................................................................... 15 4.2.2 Test Setup Diagram: ............................................................................................................... 16 4.2.3 Test Data: ............................................................................................................................... 16 4.3 MAXIMUM CONDUCTED OUTPUT POWER ........…

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FCC ID:2BGDB-SK-15A Test setup Conducted Emission at AC power line Band edge emissions (Radiated) Emissions in frequency bands (above 1GHz) Emissions in frequency bands (below 1GHz)