2BMK3-CARD02WCCarbon Finder

Carbon Finder Model: CARD02WC User Manual Before you start access via Wi-Fi or cellular service. • Locate the button on the front side of the Carbon Finder as shown below. • Before you begin, ensure Bluetooth is enabled on your Android or iOS device, and that the device has internet TM The InCard Carbon Finder is a universal item finder that works with the Apple Find My network or Find Hub network to help you locate your valuable items. During initial setup, you can select your preferred network. However, the finder cannot operate on both networks simultaneously. Once a network is selected, the other is automatically disabled. To switch networks, you must perform a factory reset on the finder. Button LED Instructions 1.Enable the finder: Press the button once. A confirmation beep will sound. Get started with an iOS device • Place your finder next to your iOS device and press the button once to activate it. If activation is successful, you will hear a beep. • On your iOS device, open the Find My app. Tap the Items tab, then tap Add Item. Select Other Supported Item. (If you’ve previously added items, tap the “+” button first, then choose Add Other Item.) • Once the Find My app detects your finder, follow the on-screen instructions to add it to the Find My app. Get started with an Android device • Place your finder near your Android device (Make sure your Android device is awake and unlocked) and press the button once to activate it. If activation is successful, you will hear a beep. • Wait for a half-screen notification to appear, then follow the on-screen instructions on your Android device to add the finder to Find Hub app. Locate your finder and valuables • After adding the finder to Apple’s Find My or Find Hub app, attach it to your valuables. You can then use the corresponding app to locate both the finder and the item it’s attached to. 2.Disable the finder 1) Quickly press the button twice. A confirmation beep will sound. 2) Press and hold the button for five seconds. A beep will sound. 3) Release the button. Two confirmation beeps will sound. 3.Factory reset 1) Quickly press the button twice. A confirmation beep will sound. 2) Immediately after you hear the confirmation sound, press and hold the button. After holding it for 5 seconds, the device will begin emitting a single beep sound once per second, for a total of five beep sounds. 3) Continue holding the button, and release it immediately after you hear a double beep sound. If the operation is successful, the device will beep four times. After resetting, you can link the Carbon Finder to a different Google or Apple account. However, if you want to link it to a new Apple account, you must also remove it from its previous Apple account on your iOS device. Locate your finder when it’s nearby 1) Open the Apple Find My app or Find Hub app, then tap your Carbon Finder from the item/device list. 2) Tap “PlaySound” to make your finder beep. 3) Once you've located it, stop the beeping by either using the app or pressing the button once on the finder. Locate your finder when it’s faraway 1) Open the Apple Find My app or Find Hub app, then tap your Carbon Finder from the item/device list. 2) The current location of your finder will appear on the map, along with a timestamp showing when it was last located. Caution The button on the Carbon Finder is a physical mechanical button, not touch-sensitive. A light tap will not trigger any action, please press it firmly with your fingertip. When pressed correctly, the finder will emit confirmation sounds (as described in the subsequent sections) and you will see the LED flash. If you don’t hear the sound or see the LED flash, the button may not have been pressed properly. It is intentionally designed to prevent accidental activation or unintended operation, so it may feel unfamiliar at first. Don’t hesitate to apply a bit of force when pressing it. Finger belly pressingPress with fingertips This product has been certified by Google to meet Find Hub network accessory specification. Google is not responsible for the operation of this product. Google is also not responsible for ensuring that the product complies with any applicable safety standards or other requirements. the latest version of iOS, iPadOS, or macOS is recommended. The Find Items app on Apple Watch requires the latest version of watchOS. Apple, Apple Watch, Find My, iPhone, iPad, iPod touch, iPadOS, Mac, macOS, watchOS are trademarks of Apple Inc., registered in the U.S. and other countries. IOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license. Use of the Works with Apple badge means that a product has been designed to work specifically with the technology identified in the badge and has been certified by the product manufacturer to meet Apple Find My network product specifications and requirements. Apple is not responsible for the operation of this device or use of this product or its compliance with safety and regulatory standards. Find Hub helps you find and connect to what matters in a single, secure place. Find your belongings quickly and safely – even if your devices are offline. Plus, seamlessly and securely share your location with friends & family for peace of mind. Find Hub network requires location services and Bluetooth to be turned on. Requires cell service or internet connection. Works on Android 9+ on select devices [devices or phones] and in certain countries for age-eligible users. Android is a trademark of Google LLC. Compatibility, Legal and Credit Line The Apple Find My network provides an easy, secure way to locate compatible personal items on a map using the Find My app on your iPhone, iPad, iPod touch, Mac, or the Find Items app on Apple Watch. To use the Apple Find My app to locate this item, This device complies with Innovation, Science and Economic Development Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1)…

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InPlay, Inc. 1 Technology Drive, STE J728, Irvine, CA 92618, USA Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications Commission Date: Dec. 8, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: 2BMK3-CARD02WC InPlay, Inc. (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section § 2.903 of the FCC rules. Sincerely yours, Signature: December 8, 2025 Name Yongru Gu Position CTO Company Name InPlay, Inc. Address 1 Technology Drive, STE J728, Irvine, CA 92618, USA Tel 9498291186 Fax 9492696698 Email [email protected]

InPlay, Inc. 1 Technology Drive, STE J728, Irvine, CA 92618, USA 1 | P a g e Attestation Statements To: Federal Communications Commission Date: Dec. 8, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Subject: Attestation of Compliance with FCC Covered List Software Requirements FCC ID: [2BMK3-CARD02WC] Product Name: [Carbon Finder] This letter serves as an attestation that the equipment identified above ☐ is / ☒ is not (select one) "covered" software as defined under the Federal Communications Commission (FCC) Covered List requirements, as outlined in FCC 22-84 and KDB 986446. Specifically, the undersigned certifies that the equipment for which authorization is sought: 1. Does not contain cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors, assignees, parents, subsidiaries, affiliates, or any entity that has rebranded or relabeled software produced by the aforementioned entities. 2. Does not have the capability to store, run, or deliver any software identified on the FCC Covered List, including but not limited to cybersecurity and anti-virus software. To support this attestation, the appendix evaluation documentation has been prepared and is included in the certification filing. This attestation is based on a thorough evaluation of the device's design, functionality, and software environment. The undersigned affirms that the information provided is accurate and complete to the best of their knowledge. Sincerely yours, Applicant Signature Name Yongru Gu Position CTO Company Name InPlay, Inc. Address 1 Technology Drive, STE J728, Irvine, CA 92618, USA Tel 9498291186 Fax 9492696698 Email [email protected] InPlay, Inc. 1 Technology Drive, STE J728, Irvine, CA 92618, USA 2 | P a g e Evaluation regarding to the Covered List Software: Compliance Methodology Evaluation Process Results Device is Inherent compliance ☒ The Chipset(s) used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ The Memory used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ There is storage capacity limitation for store or install the Cybersecurity or anti-virus software. Compliance ☒ Operating system used is limited to run, install or deliver the Cybersecurity or anti-virus software. Compliance Device is not Inherent compliance ☐ Evaluation Based on Software Bill of Materials (SBoM) See attached “SBoM“ Note:The SBoM content is limited to the scope of covered list software (e.g. antivirus and cybersecurity software). ☐ Evaluation Based on Scan for Software on the device ☐ Evaluation Based on Filesystem scan ☐ Evaluation Based on Running software check

1 Technology Drive, Suite J728, Irvine, CA 92618, USA 1 | P a g e w w w . i n p l a y-t e c h . c o m US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company name: InPlay, Inc. FRN: 0036359842 Contact Name: Yongru Gu Address: 1 Technology Drive, STE J728, Irvine, CA 92618, USA Telephone No: 9498291186 Email: [email protected] Applicant: Company name: InPlay, Inc. Grantee Code: 2BMK3 FCC ID: 2BMK3-CARD02WC FRN: 0036359842 Contact Name: Yongru Gu Address: 1 Technology Drive, STE J728, Irvine, CA 92618, USA Telephone No: 9498291186 Fax No: 9492696698 Email: [email protected] InPlay, Inc. certifies that, as of the date of this filing of the application with the TCB, [InPlay, Inc.] is our designated US agent for service of process for the above referenced FCC ID. InPlay, Inc. 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 equipment. [InPlay, Inc.] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Applicant’s Representative Name: Yongru Gu US Agent’s Representative Name: Yongru Gu Title: CTO Title: CTO Signature: Signature: Date: December 5 th , 2025 Date: 2025-12-05

InPlay, Inc. Difference Description We InPlay, Inc. state: Product name: Carbon Finder Model(s): CARD02WC, CARD02WC-WH, CARD02WC-BK, CARD02WC-GF, CARD02WC-RE, CARD02WC-PW, CARD02WC-PB FCC ID: 2BMK3-CARD02WC 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 appearance color. Signature: December 8, 2025 Name: Yongru Gu Position: CTO Company Name: InPlay, Inc. Address: 1 Technology Drive, STE J728, Irvine, CA 92618, USA Tel: 9498291186 Fax: 9492696698 Email: [email protected]

InPlay, Inc. 1 Technology Drive, STE J728, Irvine, CA 92618, USA December 8, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request for: FCC ID: 2BMK3-CARD02WC Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request permanent confidential treatment of the exhibits accompanying this certification application as outlined below :  Block Diagram  Schematics  Operational Description The above exhibits contain trade secrets and/or proprietary information that are not publicly available and materials that the Applicant has spent considerable efforts in developing. Public disclosure of these may be harmful to the Applicant and give an unfair advantage to competitors on the market. Sincerely, Signature: December 8, 2025 Name Yongru Gu Position CTO Company Name InPlay, Inc. Address 1 Technology Drive, STE J728, Irvine, CA 92618, USA Tel 9498291186 Fax 9492696698 Email [email protected]

InPlay, Inc. 1 Technology Drive, STE J728, Irvine, CA 92618, USA December 8, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization for FCC ID: 2BMK3-CARD02WC I, the undersigned, hereby authorize (Shenzhen PSI Testing Co., Ltd.) to act on our behalf in all matters relating to this application for equipment certification. Any act carried out by (Shenzhen PSI Testing Co., Ltd.) shall have the same effect as our own and I acknowledge that all responsibility for complying with the terms and conditions of certification, as specified by DERYCOM CERTIFICATION SERVICES, INC., still resides with (InPlay, Inc.). We 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, and that no party to the application, as defined in 47 CFR §1.2002(b), is subject to a denial of federal benefits that includes FCC benefits pursuant to that section. Sincerely, Signature: December 8, 2025 Name Yongru Gu Position CTO Company Name InPlay, Inc. Address 1 Technology Drive, STE J728, Irvine, CA 92618, USA Tel 9498291186 Fax 9492696698 Email [email protected]

Page 1 of 3 Report No.: psi2506058-C01-R04 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: 2BMK3-CARD02WC Page 2 of 3 Report No.: psi2506058-C01-R04 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 3 Report No.: psi2506058-C01-R04 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 and Location Material: Silk-screen Font color: White  Size: L: 2cm*W: 0.6cm Label and Location W FCC ID: 2BMK3-CARD02WC Model No.: CARD02WC L

Page 1 of 2 Report No.: psi2506058-C01-R04 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:2BMK3-CARD02WC Note: WPT Coil ANT Receive only BT ANT WPT Coil ANT Page 2 of 2 Report No.: psi2506058-C01-R04 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------

Report No.: psi2506058-C01-R04 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 FCC ID: 2BMK3-CARD02WC 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 BLE: Worse case output power is as below: [2480MHz: 5.25dBm] Maximum output power is 5.25dBm (3.35 mW). (3.35mW /5mm)·[√2.480(GHz)]= 1.06<3.0 for 1-g SAR. Then SAR evaluation is not required.

www.inpaq.com.tw Antenna Test Report 1 /Customer Carbon蓝牙天线Project Ver1.2Antenna Revision 朱浩奎 Prepared by 深圳市合扬智能卡 manufacturer 2024/05/24Date: www.inpaq.com.tw Content 1. Product Overview & Dimension 2. Test system 3. Antenna Matching Network 4. Test Result 4.1 S11 Parameter-VSWR 4.2Gain & Efficiency 4.3 2D Pattern 5. Conclusion 2 Purpose This report is to measure the performance of antenna OM-WXCD-V1.2 蓝牙天线 .The antenna operating frequency at 2400-2500MHz All test data are showed as below. www.inpaq.com.tw 3 1.Product Overview & Dimension Antenna X Z Y www.inpaq.com.tw equipmentTest ItemSequence Number Agilent 5071C & Agilent 5062A VSWRS parameter Agilent 8960 E5515C& Agilent 4438C&CMW500 &CMW270 ETS&SATIMO TRP&TISOTA Test ETS&SATIMO Agilent 5071C Gain & Efficiency Gain & Efficiency 4 2.Test System www.inpaq.com.tw 5 PCB 板端匹配电路未改动 Value Element 0.5pfE1 2.2nhE2 N/AE3 33pfE4 3.Antenna Matching Network www.inpaq.com.tw 6 4. Test Result 250024502400Frequency -9.07-40.2-11.6S11 4.1 S11 Parameter-VSWR www.inpaq.com.tw 7 4. Test Result 4.2Gain & Efficiency efficiencyGain dbifrequency 0.54771.62592400 0.55611.64922410 0.59122.04772420 0.59192.02592430 0.57412.0892440 0.57612.00952450 0.59831.93192460 0.56561.95422470 0.52271.97462480 0.50211.56732490 0.51281.55742500 www.inpaq.com.tw 8 4. Test Result 4.3 2D Pattern X-YZ-Y Z-X www.inpaq.com.tw 9

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Page 1 of 51 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: 2BMK3-CARD02WC On Behalf of InPlay, Inc. Carbon Finder Model No.: CARD02WC, CARD02WC-WH, CARD02WC-BK, CARD02WC-GF, CARD02WC-RE, CARD02WC-PW, CARD02WC-PB Prepared for : InPlay, Inc. Address : 1 Technology Drive, STE J728, Irvine, CA 92618, USA 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 : psi2506058-C01-R04 Date of Receipt : June 13, 2025 Date of Test : June 13, 2025 - June 19, 2025 Date of Report : June 19, 2025 Version Number : V0 Page 2 of 51 Report No.: psi2506058-C01-R04 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 ------------------------------------------------------------------------ 9 2.6. Software test version and power setting information --------------------------------- 9 2.7. Test Conditions ------------------------------------------------------------------------------- 10 2.8. Test Facility ------------------------------------------------------------------------------------ 10 2.9. Measurement Uncertainty ----------------------------------------------------------------- 10 2.10. Test Equipment List-------------------------------------------------------------------------- 11 3. Spurious Emission --------------------------------------------------------------------------------- 12 3.1. Test Limits -------------------------------------------------------------------------------------- 12 3.2. Block Diagram of Test setup -------------------------------------------------------------- 13 3.3. Test Procedure -------------------------------------------------------------------------------- 14 3.4. Test Results------------------------------------------------------------------------------------ 15 4. Power Line Conducted Emission ------------------------------------------------------------- 22 4.1. Test Limits -------------------------------------------------------------------------------------- 22 4.2. Test Procedure -------------------------------------------------------------------------------- 22 4.3. Test Setup -------------------------------------------------------------------------------------- 22 4.4. Test Results------------------------------------------------------------------------------------ 23 5. Out-of-band Emissions --------------------------------------------------------------------------- 24 5.1. Test Limits -------------------------------------------------------------------------------------- 24 5.2. Test Procedure -------------------------------------------------------------------------------- 24 5.3. Test Setup -------------------------------------------------------------------------------------- 24 5.4. Test Results------------------------------------------------------------------------------------ 24 6. Conducted Maximum Output Power --------------------------------------------------------- 35 6.1. Test limits --------------------------------------------------------------------------------------- 35 6.2. Test Procedure -------------------------------------------------------------------------------- 35 6.3. Test Setup -------------------------------------------------------------------------------------- 35 6.4. Test Results------------------------------------------------------------------------------------ 35 7. Peak Power Spectral Density ------------------------------------------------------------------ 36 7.1. Test limits --------------------------------------------------------------------------------------- 36 7.2. Test Procedure -------------------------------------------------------------------------------- 36 7.3. Test Setup -------------------------------------------------------------------------------------- 36 7.4. Test Results------------------------------------------------------------------------------------ 36 8. Bandwidth --------------------------------------------------------------------------------------------- 40 8.1. Test limits --------------------------------------------------------------------------------------- 40 8.2. Test Procedure -------------------------------------------------------------------------------- 40 8.3. Test Setup -------------------------------------------------------------------------------------- 40 8.4. Test Results------------------------------------------------------------------------------------ 40 Page 3 of 51 Report No.: psi2506058-C01-R04 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 9. Band Edge Test -------------------------------------------------------------------…

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Page 1 of 1 Report No.: psi2506058-C01-R04 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: 2BMK3-CARD02WC Spurious Radiation Emissions Test (<1G) Spurious Radiation Emissions Test (＞1G) ------End------