FCC ID: N82-KOHLER041 Receiver assembly

Model: 1371930 FOC ID: N82-KOHLERO41 IC: 4854A-KOHLERO41 This device complies with Par Rules, tay not cause harmful inte land

(2) This device must accept!

any intrference received, including interference that undesired

Kohler Co.

Federal Communications Commission

Authorization and Evaluation Division

Confidentiality Request regarding application for certification of FCC ID: N82-KOHLER041

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

File Name

( Schematics, BOM, PCB）

(Schematics.pdf, BOM.pdf, PCB.pdf)

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

File Name

Sincerely,

Signature:

printed name: Zachary Tapley

Rev 11/20/07

Internal Communication: For internal & partner use only.

Kohler Co. Date: 2021-07-19 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 SUBJECT: FCC Class II Permissive change for FCC ID: N82-KOHLER041 To Whom It May Concern:

We, the undersigned, would like to request a Class II Permissive Change for the FCC ID: N82-KOHLER041, which was originally granted on 01/22/2020. Please be informed that our major change in equipment under this application are as follows:

1. Schematics Add R5,,R11,R12,R13,R22 Add R9,R10,R14,R15,R33 Location Technical data Remark Add Pull-up/pull--down resistors for Bluetooth module floating I/O Pins. 47K NC BSS138 Change Q7 Change transistor from 3904 to Add Q9, Q10 Transistor BSS138 Improve the leak issue Add Q8, Mosfet FDN302P Add R1,R7,R23 1M oHm 2. re-design PCB layout but Blue tooth module keep same as the previous version If you have any questions regarding this application, please feel free to contact me. Sincerely, _________________________________ Internal Communication: For internal & partner use only. Kohler Co.

Zachary Tapley Zachary.Tapley@Kohler.com 920-457-4441 Company Name Kohler Co. Name E-mail Tel. Internal Communication: For internal & partner use only.

Kohler Co.

Federal Communications Commission

Authorization and Evaluation Division

1435 Oakland Mills Road

Columbia, MD 21046

Date: July 19, 2021

SUBJECT: FCC Application for (FCC ID：N82-KOHLER041)

To Whom It May Concern:

We, the undersigned, hereby authorize Mina Xu at Centre Testing International Group Co.,

Ltd / Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, China on

our behalf, to apply to the Federal Communications Commission on our equipment. Any

and all acts carried out by Mina Xu at Centre Testing International Group Co., Ltd /

Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, China 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,

Signature:

printed name: Zachary Tapley

M:\Master Documents\TEMPLATES\POA_Letter.doc

Internal Communication: For internal & partner use only.

File Name Block Diagram.pdf, Schematics.pdf, Operational Description.pdf Kohler Co. Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: N82-KOHLER041 Pursuant to Sections 0.457 and 0.459 of the Commissions Rules, we hereby request confidential treatment of information accompanying this application as outlined below:

Exhibit Type Block Diagram, Schematics, Operational Description 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. This Kohler product, the subject of this application (FCC ID: N82-KOHLER041, Model:

1371930), will never be subject to third party sales so these documents will never be released. 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 Commissions public notice, we also request temporary confidential treatment of information accompanying this application as outlined below:

Exhibit Type Sincerely, Signature:

printed name: ZacharyTapley File Name Rev 11/20/07

Kohler Co o.

: N82-KOH MODULAR A HLER041 APPROVAL L LETTER al Requirem ents of the m sical crystal lded radio e ansmitter m provided) to s under con ment modular tran and tuning elements. must have bu o ensure that nditions of e nsmitter mus capacitors m st have their may be loca r own ated uffered modu t the module xcessive da ulation/data e will comp ata rates or o a inputs ply with over-

Yes N No must have its must comply ents of 15 rmanently a tions betwee ofessional in dules but ca of this secti ust be tested must be equi le of electro s own powe y with the an 5.203, 15.20 attached or e en the modu nstallation an apply to l ion. d in a stand-

ipped with e onically disp gulation. er supply reg ntenna and 04(b) and 15 employ a u ule and the a provision o limited mod 5.204(c). unique antenna, of dular

-alone confi either a perm playing its F iguration manently FCC must comply dinarily app e adequate in quirements. ation for equ must compl nal configur y with any s ply to a com nstructions a A copy of t uipment aut ly with any ration. specific rule mplete transm along with t these instruc thorization. applicable R RF es or mitter and the ctions ar Approva radio eleme ng. The phys l to the shiel modular tra inputs are p requirement tion. e modular tr e modular tr ssion system enna must e a coupler (at ng the cable) is not applic als under par modular tra e modular tr label or mu cation numb e modular tr ng requirem nufacturer m to explain a e included in he modular t re requireme ransmitter m ransmitter m m requireme either be per t all connect

). The pro cable to mod ragraph (b) ansmitter mu ransmitter m st be capabl ber. ransmitter m ents that ord must provide any such req n the applica transmitter ents in its fin FCC ID Limit M Modula

(i) The r shieldin external

(ii) The

(if such part15 r modulat

(iii) The

(iv) The transmis The ante antenna includin 15.203 i approva

(v) The

(vi) The affixed identific

(vii) Th operatin the man module must be

(viii) Th exposur P.S. Thi This mod intended shall be p is receiver a assembly us ed in the Ko ohler toilet p product dule is exclus for sales to th placed in the t ively intende hird parties. T theory-of-ope d for use by t This user man eration exhibi the grantee (K nual is an inte it folder using Kohler Co.) in ernal confiden g long-term co n Kohler toile et product and ntial manufact turing docum onfidentiality y d is not ment and Kohler C instillatio so the ph Co. does not h on is limited t hotos, user ma have SKU/mo to a specific h anuals, and lab odel numbers host device: K abels are not a for the toilets Kohler toilet p available s in which thi products. Thes s module will se hosts are c l be installed. currently in de

. The evelopment Signatur re:

Printed name: Zach hary Tapley

Kohler Co. Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 17th Jan. 2020 SUBJECT: FCC Application for (FCC IDN82-KOHLER041) To Whom It May Concern:

We, the undersigned, hereby authorize Mina Xu at Centre Testing International Group Co., Ltd / Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, China on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Mina Xu at Centre Testing International Group Co., Ltd /

Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, China 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, Signature:

printed name: ZacharyTapley F:\Project\RF before 2019.07.02\1\Mina\EED32L003663 ()_Receiver assembly_FCC\Filling\DoC\01.21\POA Letter_20200114.docx

File Name User Manual.. pdf Kohler Co. Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: N82-KOHLER041 Pursuant to Sections 0.457 and 0.459 of the Commissions Rules, we hereby request confidential treatment of information accompanying this application as outlined below:

Exhibit Type User Manual 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. This Kohler product, the subject of this application (FCC ID: N82-KOHLER041, Model:

1371930), will never be subject to third party sales so the user manual will never be released. 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 Commissions public notice, we also request temporary confidential treatment of information accompanying this application as outlined below:

Exhibit Type Sincerely, Signature:

printed name: Zachary Tapley File Name Rev 11/20/07