
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
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1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: Companyname:HOPEKCORPORATIONINC FRN:0034562900 ContactName:PeterDavis Address:4358SBANNOCKSTENGLEWOOD,CO80110UnitedStates TelephoneNo:561-235-6113 Email:[email protected] Applicant: Companyname:ShenzhenKaideruisaTechnologyCo.,Ltd GranteeCode:2BHTK FCCID:2BHTK-K-1 FRN:0035723725 ContactName:VenusLi Address:221,BuildingF,TianyouMakerIndustrialPark,No.2LixinRoad,Fuhai Street,Bao'anDistrict,Shenzhen,China TelephoneNo: +86-15999576346 FaxNo: / Email: [email protected] ShenzhenKaideruisaTechnologyCo.,Ltdcertifiesthat,asofthedateofthisfilingofthe applicationwiththeTCB,[HOPEKCORPORATIONINC]isourdesignatedUSagentforservice ofprocessfortheabovereferencedFCCID.ShenzhenKaideruisaTechnologyCo.,Ltd acceptstomaintainanagentfornolessthanoneyearafterthegranteehasterminatedall marketingandimportationortheconclusionofanycommissionrelatedproceedinginvolving equipment.[HOPEKCORPORATIONINC]accepts,asofthedateofthefilingoftheapplication, theobligationofthedesignatedUSagentforserviceofprocessfortheabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,and clause§2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2024-07-30 Applicant’sName:VenusLiUSAgent’sName:PeterDavis Title:Engineering Manager Title:CEO Signature:Signature:
Shenzhen Kaideruisa Technology Co.,Ltd 7/30/2024 221, Building F, Tianyou Maker Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: 2BHTK-K-1 Shenzhen Kaideruisa 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, Name: Venus Li Title: Engineering Manager Shenzhen Kaideruisa Technology Co.,Ltd 7/30/2024 221, Building F, Tianyou Maker Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: 2BHTK-K-1 Shenzhen Kaideruisa 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, Name: Venus Li Title: Engineering Manager
Shenzhen Kaideruisa Technology Co.,Ltd Difference Description We Shenzhen Kaideruisa Technology Co.,Ltd state: Product name: Mechanical keyboard Model(s): K-1, K-61, K-64, K-68, K-87, K-81, K-84, K-95 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. Signature: August 7, 2024 Name: Venus Li Position: Engineering Manager Company Name: Shenzhen Kaideruisa Technology Co.,Ltd Address: 221, Building F, Tianyou Maker Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Tel: +86-15999576346 Fax: / Email: [email protected]
Shenzhen Kaideruisa Technology Co.,Ltd 7/30/2024 221, Building F, Tianyou Maker Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen PSI Testing 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: July 30, 2024 Name Venus Li Position Engineering Manager Company Name Shenzhen Kaideruisa Technology Co.,Ltd Address 221, Building F, Tianyou Maker Industrial Park, Qiaotou Community, Fuhai Street, Bao'an District, Shenzhen, China Tel +86-15999576346 Fax / Email [email protected]
Page 1 of 4 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix II external photos FCC ID: 2BHTK-K-1 Page 2 of 4 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 4 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 4 of 4 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------
Label Location FCC ID: 2BHTK-K-1 Model No.: K-1
Page 1 of 7 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix III internal photos FCC ID: 2BHTK-K-1 Page 2 of 7 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 7 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 4 of 7 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 5 of 7 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 6 of 7 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 7 of 7 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------ BT AND 2.4G ANT
FCC ID: 2BHTK-K-1 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China RF Exposure evaluation According to 447498 D01 General RF Exposure Guidance v06 The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation distances ≤ 50 mm are determined by: [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] ·[√f(GHz)] ≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where f(GHz) is the RF channel transmit frequency in GHz Power and distance are rounded to the nearest mW and mm before calculation The result is rounded to one decimal place for comparison BT LE Worse case output power is as below: [2402MHz: 3.13dBm] Antenna Gain is 1.2dBi Maximum output power is 4.33dBm (2.71mW). (2.71mW /5mm)·[√2.402(GHz)]= 0.84<3.0 for 1-g SAR 2.4G SRD Worse case output power is as below: [2402MHz: 2.98dBm] Antenna Gain is 1.2dBi Maximum output power is 4.18dBm (2.62mW). (2.62mW /5mm)·[√2.402(GHz)]= 0.81<3.0 for 1-g SAR Then SAR evaluation is not required
2.4 GHz PCB Antenna Specifications 1.Summary Item Units Value Outline Dimension mm L=21.7, H=7.2 Frequency Band MHz 2400~2480 Antenna Type PCB Model F Max Gain dBi 1.2 Input Impedance Ohm 50 Manufacture Shenzhen Zhengjie Circuit Technology Co., Ltd. Address Building 15, Zhongwu Industrial Zone, Xixiang Street, Bao'an District, Shenzhen, China Trademark FCC ID:2BHTK-K-1 Model:K-1 2. S11 3. Radiation Pattern
Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China FCC TEST REPORT FCC ID: 2BHTK-K-1 On Behalf of Shenzhen Kaideruisa Technology Co.,Ltd Mechanical keyboard Model No.: K-1, K-61, K-64, K-68, K-87, K-81, K-84, K-95 Prepared for : Shenzhen Kaideruisa Technology Co.,Ltd Address : 221, Building F, Tianyou Maker Industrial Park, No. 2 Lixin Road, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen City, Guangdong Province Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Report Number : psi2405088-C01-R06 Date of Receipt : May 21, 2024 Date of Test : May 22, 2024-May 30, 2024 Date of Report : May 30, 2024 Version Number : V0 Page 2 of 43 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1. Summary Of Standards And Results............................................................................................ 6 1.1. Description of Standards and Results ..................................................................................... 6 2. General Information........................................................................................................................ 7 2.1. Description of Device (EUT) .................................................................................................... 7 2.2. Accessories of Device (EUT) .................................................................................................. 8 2.3. Tested Supporting System Details .......................................................................................... 8 2.4. Block Diagram of connection between EUT and simulators ................................................... 8 2.5. Test Mode Description ............................................................................................................. 8 2.6. Test Conditions ........................................................................................................................ 9 2.7. Test Facility .............................................................................................................................. 9 2.8. Measurement Uncertainty ....................................................................................................... 9 2.9. Test Equipment List ............................................................................................................... 10 3. Maximum Peak Output Power ..................................................................................................... 11 3.1. Limit ....................................................................................................................................... 11 3.2. Test Procedure ...................................................................................................................... 11 3.3. Test Setup .............................................................................................................................. 11 3.4. Test Result ............................................................................................................................. 11 4. Bandwidth ..................................................................................................................................... 12 4.1. Limit ....................................................................................................................................... 12 4.2. Test Procedure ...................................................................................................................... 12 4.3. Test Result ............................................................................................................................. 12 5. Carrier Frequency Separation ..................................................................................................... 16 5.1. Limit ....................................................................................................................................... 16 5.2. Test Procedure ...................................................................................................................... 16 5.3. Test Result ............................................................................................................................. 16 6. Number Of Hopping Channel ...................................................................................................... 17 6.1. Limit ....................................................................................................................................... 17 6.2. Test Procedure ...................................................................................................................... 17 6.3. Test Result ............................................................................................................................. 17 7. Dwell Time ..................................................................................................................................... 18 7.1. Test limit ................................................................................................................................. 18 7.2. Test Procedure ...................................................................................................................... 18 7.3. Test Result ............................................................................................................................. 18 8. Out-of-band Emissions ...................…
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Page 1 of 2 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix I Test Setup Photo FCC ID: 2BHTK-K-1 Spurious Radiation Emissions Test (<1G) Spurious Radiation Emissions Test (>1G) Page 2 of 2 Report No.: psi2405088-C01-R06 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Conducted emission Test ------End------
| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15C | 2.40 GHz - 2.48 GHz | 2.06 mW |