2BF9I-T15Signal detector

FCC Warnning: 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. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the equipment and receiver. • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. 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. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

Local Representative Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(7), of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name 2BF9I-T15 T15, T17 We hereby acknowledge as follows: i. both signees confirm that the point of contact accepts responsibility to act as a US- American Representative on behalf of the applicant ii. the point of contact provides the physical U.S. address and email as listed below iii. both parties maintain the requirements of this agreement 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. iv. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. US-American Point of Contact Applicant/Approval Holder Signature Date: 2026-6-12 Signature Date: 2026-6-12 Company Name: HOORAY INDUSTRY LLC Shenzhen Qishi Ruiting industrial Co., Ltd FRN: 0033926106 0035396258 Contact Name: Cindy Wu Chong He Address: 1408 Pinon Place Fullerton, CA 92835 United States 2nd Floor, No. 568-4, Bulong Road, Yangmei Community, Bantian Street, Longgang District, Shenzhen, China Phone: (626) 910-5808 13538214502 Email: [email protected] [email protected]

FCC ID: 2BF9I-T15 External Photos of the EUT T15 FCC ID: 2BF9I-T15 FCC ID: 2BF9I-T15 T17 FCC ID: 2BF9I-T15 FCC ID: 2BF9I-T15

Label and Location Size: L: 2.2cm*W: 1.5cm Label and Location FCC ID : 2BF9I-T15

FCC ID: 2BF9I-T15 Internal Photos of the EUT T15 FCC ID: 2BF9I-T15 FCC ID: 2BF9I-T15 T17 FCC ID: 2BF9I-T15 FCC ID: 2BF9I-T15

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn TEST REPORT 47 CFR FCC Part 15 Subpart B (Class B) Radio Frequency Devices – Unintentional Radiators – Limits and methods of measurement ANSI C63.4: 2014 American National Standard for Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHz Report Reference No. ..................... : FCC ID. ........................................... : CTA26060101901 2BF9I-T15 Compiled by ( position+printed name+signature) .. : File administrators Zoey Cao Supervised by ( position+printed name+signature) .. : Project Engineer Ace Chai Approved by ( position+printed name+signature) .. : RF Manager Eric Wang Date of issue ..................................... : Jun. 10, 2026 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao‘an District, Shenzhen, China Applicant’s name ............................ : Shenzhen Qishi Ruiting industrial Co., Ltd Address............................................. : 2nd Floor, No. 568-4, Bulong Road, Yangmei Community, Bantian Street, Longgang District, Shenzhen, China Test specification .......................... : Standard ........................................... : 47 CFR FCC Part 15 Subpart B (Class B) ANSI C63.4: 2014 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Equipment description ...................: Signal detector Trade Mark ....................................... : N/A Manufacturer .................................... : Shenzhen Qishi Ruiting industrial Co., Ltd Model/Type reference ....................... : T15 List Model ......................................... : T17 Ratings.............................................. : Input: 5V1A Battery: 3.7V 150mAh 0.555Wh Result ................................................ : PASS Report No.: CTA26060101901 Page 2 of 26 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : Signal detector Model /Type : T15 Listed Models : T17 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number and Appearance are different for these model. So the tests were performed on model T15 and the test results for the main test model can cover the listed models. Applicant : Shenzhen Qishi Ruiting industrial Co., Ltd Address : 2nd Floor, No. 568-4, Bulong Road, Yangmei Community, Bantian Street, Longgang District, Shenzhen, China Manufacturer : Shenzhen Qishi Ruiting industrial Co., Ltd Address : 2nd Floor, No. 568-4, Bulong Road, Yangmei Community, Bantian Street, Longgang District, Shenzhen, China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA26060101901 Page 3 of 26 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1. T E S T S T A N D A R D S .................................................................. 4 2. S U M M A R Y ............................................................................. 5 2.1. General Remarks 5 2.2. Product Description 5 2.3. EUT operation mode 5 2.4. EUT configuration 5 2.5. Modifications 5 3. T E S T E N V I R O N M E N T ............................................................... 6 3.1. Address of the test laboratory 6 3.2. Test Facility 6 3.3. Environmental conditions 6 3.4. Test Description 6 3.5. Statement of the measurement uncertainty 6 3.6. Equipments Used during the Test 7 4. T E S T C O N D I T I O N S A N D R E S U L T S ............................................. 8 4.1. EMISSION 8 4.1.1. LIMITS OF DISTURBANCE (CLASS B) ........................................................................ 8 4.1.2. TEST CONFIGURATION ............................................................................................... 8 4.1.3. TEST PROCEDURE ...................................................................................................... 8 4.1.4. TEST RESULTS ............................................................................................................. 9 4.2. Conducted Emission 13 4.2.1. LIMITS OF DISTURBANCE (CLASS B) ...................................................................... 13 4.2.2. TEST CONFIGURATION ............................................................................................. 13 4.2.3. TEST PROCEDURE .................................................................................................... 13 4.2.4. TEST RESULTS ........................................................................................................... 13 5. T E S T S E T-UP P H O T O S O F T H E E U T ...…

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FCC ID: 2BF9I-T15 Test Setup Photos of the EUT