FCC ID: 2A6NFEB2840 Bluetooth low energy / ANT / 802.15.4 Module

EB2840 KAGA FEI Co., Ltd. 27-Jan.2023 Ver.0.1 User manual

(for EB2840) FCC ID: 2A6NFEB2840 IC: 28568-EB2840 KAGA FEI Co., Ltd. 1/6 EB2840 KAGA FEI Co., Ltd. 27-Jan.2023 Ver.0.1 This module should be installed in the host device according to the interface specification . 1) Japan Regulatory Information a) This module is approved with the specic antenna on this module. b) Please ensure that your product can bear a label with the following information. If the product is so small that it is not practicable to place the label, please place it in the instruction manual and package. This product installs a radio system which has been approved as a radio station in a low power data communication system based on the Radio Law. EB2840 : 005-103106 2) Canada Regulatory Information The following information must be indicated on the host device of this module;

a) This device complies with Innovation, Science and Economic Development Canadas applicable licence-exempt RSSs. Operation is subject to the following two conditions:

(1) This device may not cause interference; and

(2) This device must accept any interference, including interference that may cause undesired operation of the device. Le prsent appareil est conforme aux CNR d Innovation, Sciences et Dveloppement conomique Canada applicables aux appareils radio exempts de licence. Lexploitation est autorise aux deux conditions suivantes :

1) lappareil ne doit pas produire de brouillage;

2) lutilisateur de lappareil doit accepter tout brouillage radiolectrique subi, mme si le brouillage est susceptible den compromettre le fonctionnement. b) This product is certified as type of the portable device with Innovation, Science and Economic Development Canada Rules. To maintain compliance with RF Exposure requirement, please use within specification of this product and have a separation distance of minimum 15 mm between the user and/or bystander and the antenna and

/or radiating element. This distance ensures that the output power (e.i.r.p.) of EB2840 is below the SAR evaluation Exemption limits defined in RSS-102 issue 5. Ce produit est certifi comme type de l'appareil portable avec Rgles de Innovation, Sciences et Dveloppement conomique Canada. Pour maintenir l'acquiescement avec exigence Exposition de RF, veuillez utiliser dans spcification de ce produit et respecter une distance de sparation d'au moins 15 mm entre l'utilisateur et / ou un tiers et l'antenne et / ou l'lment rayonnant. Cette distance garantit que la puissance de sortie (p.i.r.e.) dEB2840 est infrieure aux limites dexemption de lvaluation SAR dfinies dans le numro 5 de la norme RSS-102.

- IC: 28568-EB2840 KAGA FEI Co., Ltd. 2/6 EB2840 KAGA FEI Co., Ltd. 27-Jan.2023 Ver.0.1 c) Please notify certified ID by either one of the following method on your product.

-Contains IC : 28568-EB2840 Specifiez ID certifie dans votre produit par une de mthode suivante.

-Contains IC : 28568-EB2840 3) FCC Regulatory Information a) This device complies with part 15 of the FCC Rules.

-Part 15 Subpart C b) The following statement shall be indicated on the host device or the user manual of the host device; 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. c) Please notify certified ID by either one of the following method on your product.

-Contains Transmitter Module FCC ID: 2A6NFEB2840

-Contains FCC ID: 2A6NFEB2840 d) The following statement shall be indicated in the user manual of the host device;

CAUTION: Changes or modifications not expressly approved by the party responsible for compliance could void the uses authority to operate the equipment. e) The modular transmitter is only FCC authorized for the specific rule parts (Part 15 Subpart C) listed on the grant, and the host product manufacturer is responsible for compliance to any other FCC rules that apply to the host not covered by the modular transmitter grant of certification. The final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed. f) This product is certified as type of the portable device with FCC Rules. To maintain compliance with RF Exposure requirement, please use within specification of this product. g) The following statement shall be indicated in the user manual of the host device; The antenna used for this transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. h) This module can change the output power depending on the circumstances by the application software which is developed by module installer. Any end user cannot change the output power. i) Antenna List No.1 Antenna Category Antenna Type Dimensions Monopole PCB antenna 9.6mm x 3.75mm 4) CE Regulatory Information a) When your end product installs this module, it is required to proceed additional certification processes before placing on the market in EU member states to make your products fully comply with relative EU standards. b) KAGA FEI can provide you the test reports of conducted measurement portion for the radio module. You can utilize the test reports for the certification processes of your end product as it requires radio testing. KAGA FEI Co., Ltd. 3/6 EB2840 KAGA FEI Co., Ltd. 27-Jan.2023 Ver.0.1 Control No.

(1/3) Control name Pin Layout Pin Descriptions Pin name Pin function Description Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 GND P0.29_AIN5 P0.31_AIN7 P0.05_AIN3 P0.26 P1.08 P0.06 GND VDD GND VDDH VBUS D-

D+

P0.13 Ground Digital I/O Analog input Digital I/O Analog input Digital I/O Analog input Digital I/O Digital I/O Digital I/O Ground Power Ground Power Power Digital I/O Digital I/O Digital I/O 16 P0.18_RESET Digital I/O 17 18 19 20 21 22 23 24 25 26 27 28 P0.20 P0.21 P0.24 P1.00 Digital I/O Digital I/O Digital I/O Digital I/O SWDIO Debug SWDCLK Debug P1.04 P1.06 P0.09_NFC1 P0.10_NFC2 P1.12 GND Digital I/O Digital I/O Digital I/O NFC input Digital I/O NFC input Digital I/O Ground Ground General purpose I/O Analog input General purpose I/O Analog input General purpose I/O Analog input General purpose I/O General purpose I/O General purpose I/O Ground Power supply Ground High voltage power supply 5 V input for USB 3.3 V regulator USB D-

USB D+

General purpose I/O General purpose I/O Configurable as system RESET

(Factory default : GPIO) General purpose I/O General purpose I/O General purpose I/O General purpose I/O Serial wire debug I/O for debug and programming Serial wire debug clock input for debug and programming General purpose I/O General purpose I/O General purpose I/O NFC antenna connection General purpose I/O NFC antenna connection General purpose I/O Ground KAGA FEI Co., Ltd. 4/6 EB2840 KAGA FEI Co., Ltd. 27-Jan.2023 Ver.0.1 Control No.

(2/3) Control name Pin Layout Pin Pin name Pin function Description 29 OUT_MOD RF In/Out OUT_ANT Antenna In/Out 30 31 32 GND P0.02_AIN0 33 P0.28_AIN4 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 P0.30_AIN6 P0.27 P0.04_AIN2 P0.07 P0.08 P1.09 P0.11 P0.12 P0.14 P0.15 P0.16 P0.17 P0.19 P0.22 P0.23 P0.25 P1.01 P1.03 P1.05 P1.07 P1.02 P0.03_AIN1 RF I/O pin. It should be connected to Pin30 OUT_ANT for normal operation. Internal antenna. It should be connected to Pin29 OUT_MOD for normal operation Ground General purpose I/O Analog input General purpose I/O Analog input General purpose I/O Analog input General purpose I/O General purpose I/O Analog input General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O Analog input Ground Digital I/O Analog input Digital I/O Analog input Digital I/O Analog input Digital I/O Digital I/O Analog input Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Analog input KAGA FEI Co., Ltd. 5/6 EB2840 KAGA FEI Co., Ltd. 27-Jan.2023 Ver.0.1 Control No.

(3/3) Control name Pin Layout Pin 56 57 58 59 60 61 62 63 Pin name Pin function Description P1.14 P1.11 P1.15 P1.10 P1.13 Corner pad Corner pad Center pad Digital I/O Digital I/O Digital I/O Digital I/O Digital I/O Ground Ground Ground General purpose I/O General purpose I/O General purpose I/O General purpose I/O General purpose I/O Ground 1.0mm x 0.7mm Ground 1.0mm x 0.7mm Ground 4.3mm x 3.0mm KAGA FEI Co., Ltd. 6/6

Control No. Title OutlineAppearance 11 Description of laser Marking APPROVED CHECKED DRAWN DESIGNED 2) 3) 1) 5) 7) 6) 4) 8) 9) Model: EB2840 User-Code R KAGA FEI 005-103106 IC:28568-EB2840 FCC ID:2A6NFEB2840 LOT NO. 1) Manufacturer

: KAGA FEI 2) Model (upper 6 digits)

: EB2840 3) User-Code

4) Product Lot number

: Four digits (Refer to [Instruction for Lot Number]) 5) Japan ID 6) FCC ID

: 005-103106

: 2A6NFEB2840 7) ISED number

: 28568-EB2840 8) Japan logo mark Specified logo mark 9) 1 pin mark KAGA FEI Co., Ltd.

CFR 47 2.911 (d)(5) Attestation Date: June-19-2023 FCC ID: 2A6NFEB2840, 2A6NFES2810, 2A6NFEJ2840, 2A6NFEC2810 To: Federal Communications Commission 45 L Street NE Washington, DC 20554 USA KAGA FEI 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. KAGA FEI 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 and is not an affiliate or subsidiary of an entity identified on the Covered List. Sincerely yours, Name:

Mikio Aoki Job Title:

Deputy executive manager Company Name: KAGA FEI Co., Ltd.

TianHeng Consulting, LLC 392 Andover Street, Wilmington, MA 01887, United States Tel: +1 617-997-4010 Email: tianhengconsulting@gmail.com CFR 47 2.911 (d)(7) FCC US Agent Letter of Attestation Date: 06-06-2023 FCC ID: 2A6NFEB2840, 2A6NFES2810, 2A6NFEJ2840, 2A6NFEC2810 To: Federal Communications Commission 45 L Street NE Washington, DC 20554 USA FCC US Agent Agent Company Name: TianHeng Consulting, LLC FRN: 0033401258 Agent Contact Name: Hualing Dong Agent US Address: 392 Andover Street, Wilmington, MA 01887, United States Agent Email Address: tianhengconsulting@gmail.com This letter is to confirm that we have accepted the responsibility to act as US Agent on behalf of KAGA FEI Co., Ltd. (the applicant) for the above referenced FCC ID. We are aware of the requirements and responsibilities of the applicants agent for service of process as outlined in the FCC section 2.911(d)(7) and Report and Order FCC 22-84 paragraph 63. Sincerely yours, Authorized Agent Contact Person Name: Hualing Dong Agent contact Job Title: President Agent Company name: TianHeng Consulting, LLC Grantee FRN: 0032316325

CFR 47 2.911 (d)(7) Agent Designation Attestation Date: June-20-2023 FCC ID: 2A6NFEB2840, 2A6NFES2810, 2A6NFEJ2840, 2A6NFEC2810 Grantee FRN: 0032316325 To: Federal Communications Commission 45 L Street NE Washington, DC 20554 USA KAGA FEI Co., Ltd. (the applicant) as required by section 2.911(d)(7), designates the following agent, located in the United States, for purposes of acting as the applicants agent for service of process. The applicant acknowledges that they will 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. The applicant further acknowledges their responsibility to inform the FCC whenever the agent information changes. U. S. Agent Information:

FRN: 0033401258 Contact Person: Hualing Dong Company Name: TianHeng Consulting, LLC Company Address: 392 Andover Street, Wilmington, MA 01887, United States Email: tianhengconsulting@gmail.com Sincerely yours, Name:

Mikio Aoki Job Title:

Deputy executive manager Company Name: KAGA FEI Co., Ltd.

Letter of Authorization Date: February 6, 2023 UL Verification Services Inc. 47173 Benicia Street, Fremont, CA 94538 Applicant: KAGA FEI Co., Ltd. FCC ID: 2A6NFEB2840 To whom it may concern:

We, the undersigned, hereby authorize Akiko Nishimura of Consumer, Medical & Information Technologies Division, UL Japan, Inc. to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by UL Japan, Inc. on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. The application for the subject equipment has not been submitted to another TCB for certification. Sincerely Yours, Mikio Aoki KAGA FEI Co., Ltd.

Authorization Letter for Change in ID February 6, 2023 UL Verification Services Inc. 47173 Benicia Street, Fremont, CA 94538 To whom it may concern:

This letter grants authorization for representatives of KAGA FEI Co., Ltd. to apply to the FCC for a change in identification as specified under 47 CFR 2.933 of the FCC rules. This authorization applies to the following product approved on 10/20/2019. FCC ID Applicant

: RYYEYSKBN

: TAIYO YUDEN CO., LTD. Product name

: Bluetooth low energy / ANT / 802.15.4 Module Model name

: EYSKBN We are aware that KAGA FEI Co., Ltd. intends to use their own FCC ID: 2A6NFEB2840 to create subsequent change in ID for this module to allow use for multiple hosts conditions. Sincerely yours, Hideki Kato TAIYO YUDEN CO., LTD.

Request Letter for Change in ID February 6, 2023 UL Verification Services Inc. 47173 Benicia Street, Fremont, CA 94538 To whom it may concern:

This Change in Identification request applies for a new FCC ID as established in 47 CFR 2.933(b) for a currently approved device. This application by us, KAGA FEI Co., Ltd., will establish a new FCC ID: 2A6NFEB2840 under our grantee code for purpose of marketing. The original grant to TAIYO YUDEN CO., LTD. will remain in effect. Per 2.933(b) 1. The original identification is RYYEYSKBN 2. The original grant date is 10/20/2019 3. The equipment is electrically identical. Only the model name, trade name, module manufacturer and FCC ID number are different. 4. The original test results are applicable and representative of this changed device. 5. Exterior photographs are included in this application. The following files are electronically submitted as attachments:

Cover Letter Label drawing/ location Photo (External) User Manual Sincerely, Mikio Aoki KAGA FEI Co., Ltd.

Declaration of professional installation Date: February 6, 2023 FCC ID : 2A6NFEB2840 Applicant : KAGA FEI Co., Ltd. To whom it may concern:

This product is mounted inside of the end product by professional installers OEM. They use this module with changing the output power depending on the circumstances by the application software which is developed by module installer. Any end user cannot change the output power. Thank you for your attention to this matter. Sincerely, Mikio Aoki KAGA FEI Co., Ltd.

Request for Modular Transmitter Approval February 6, 2023 FCC ID : 2A6NFEB2840 Applicant : KAGA FEI Co., Ltd. This transmitter, model: EB2840 is designed by us. It complies with the modular transmitters basic requirements (Item 1 to 8) in FCC Part 15 Subpart C Section 15.212 as indicated below:

Modular Approval Checklist:

Modular approval requirement

(1) Have its own RF shielding.

(2) Have buffered modulation/data inputs.

(3) Have its own power supply regulation. Yes No the antenna and transmission system

(4) Comply with requirements of 15.203, 15.204(b) and 15.204(c).

(5) Tested in a stand-alone configuration. Unless the transmitter module will be battery powered, it must comply with the AC line conducted requirements found in FCC 15.207. AC or DC power lines and data input/output lines connected to the module must not contain ferrites, unless they will be marketed with the module. The length of these lines shall be the length typical of actual use or, if that length is unknown, at least 10 centimeters to insure that there is no coupling between the case of the module and supporting equipment. Any accessories, peripherals, or support equipment connected to the module during testing shall be unmodified and commercially available.

(6) Equipped with either a permanently affixed label or must be capable of electronically displaying its FCC ID. If the FCC ID is not visible when the module is installed inside another device, then the outside of the device into which the module is installed must also display a label referring to the enclosed module.

(7) Comply with any specific rules or operating requirements that ordinarily apply to a complete transmitter and the manufacturer must provide adequate instructions along with the module to explain any such requirements.

(8) Comply with any applicable RF exposure requirements in its final configuration: The modular transmitter complies with FCC radiation exposure requirement. Mikio Aoki KAGA FEI Co., Ltd.