2BV5T-IN-101In-Ear Monitor System

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 againstharmful interference in a residential installation. This equipment generates, uses and can radiateradio frequency energy and, if not installed and used in accordance with the instructions, maycause harmful interference to radio communications. However, there is no guarantee thatinterference will not occur in a particular installation. If this equipment does cause harmfulinterference to radio or television reception, which can be determined by turning the equipmentoff and on, the user is encouraged to try to correct the interference by one or more of thefollowing 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 20cm between the radiator and your body.

FCC ID: 2BV5T-IN-101 External Photos of the EUT FCC ID: 2BV5T-IN-101 FCC ID: 2BV5T-IN-101

Label and Location Size: L: 2.0cm*W: 1.0cm Label and Location FCC ID: 2BV5T-IN-101

FCC ID: 2BV5T-IN-101 Internal Photos of the EUT ANT FCC ID: 2BV5T-IN-101 FCC ID: 2BV5T-IN-101

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 RF Exposure evaluation Report Reference No. .................... : FCC ID. ........................................... : CTA26041101302 2BV5T-IN-101 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 .................................... : Apr. 22, 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 ........................... : Guangdong Ruiyuda Electronic Technology Co., Ltd. Address ........................................... : Workshop 02, No. C3-2, Zone 2, Enping Park, Jiangmen Industrial Transfer Park, Enping City, Guangdong Province, P.R.China Standard .......................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purpses 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. Test item description ..................... : In-Ear Monitor System Trade Mark ........................................ ICM, CHXYKOM Manufacturer .................................... : Guangdong Ruiyuda Electronic Technology Co., Ltd. Model/Type reference ...................... : IN-101 Listed Models ................................... : Refer to page 2 Rating ............................................... : DC 12.0V From external circuit Result ............................................... : PASS Report No.: CTA26041101302 Page 2 of 8 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 : In-Ear Monitor System Model /Type : IN-101 Series Model : IN-102, IN-103, IN-104, IN-105, IN-106, IN-107, IN-108, IN-109, IN-110, IN-111, IN-112, IN-113, IN-114, IN-115, IN-116, IN-117, IN-118, IN-119, IN-120, IN-201, IN-202, IN-203, IN-204, IN-205, IN-401, IN-402, IN-403, IN-404, IN-405, IN-406, IN-407, IN-408, IN-409, IN-410, IN-411, IN-412, IN-413, IN-415, IN-416, IN-418, IN-419, IN-500, WF-U199 INEAR, WF-U199 RX Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number and colour is different for these model. So the tests were performed on model IN-101 and the test results for the main test model can cover the listed models. Applicant : Guangdong Ruiyuda Electronic Technology Co., Ltd. Address : Workshop 02, No. C3-2, Zone 2, Enping Park, Jiangmen Industrial Transfer Park, Enping City, Guangdong Province, P.R.China Manufacturer : Guangdong Ruiyuda Electronic Technology Co., Ltd. Address : Workshop 02, No. C3-2, Zone 2, Enping Park, Jiangmen Industrial Transfer Park, Enping City, Guangdong Province, P.R.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.: CTA26041101302 Page 3 of 8 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 TEST STANDARDS ............................................................................................................ 4 2 SUMMARY .......................................................................................................................... 5 2.1 General Remarks ..................................................................................................... 5 2.2 Product Description ................................................................................................. 5 2.3 Special Accessories ................................................................................................. 5 2.4 Modifications ............................................................................................................ 5 3 TEST ENVIRONMENT ....................................................................................................... 6 3.1 Address of the test laboratory .................................................................................. 6 3.2 Test Facility .............................................................................................................. 6 3.3 Statement of the measurement uncertainty ............................................................. 6 4 Test limit .............................................................................................................................. 7 4.1 Requirement ............................................................................................................ 7 4.2 EIRP Power Results ................................................................................................ 7 4.3 Manufacturing tolerance ......…

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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 FCC PART 15 SUBPART CTEST REPORT FCC PART 15.236 Report Reference No. .................... : FCC ID. ............................................ : CTA26041101301 2BV5T-IN-101 Compiled by ( position+printedname+signature) .. : File administrators Zoey Cao Supervised by (position+printedname+signature) ... : Project Engineer Ace Chai Approved by (position+printedname+signature) ... : RF Manager Eric Wang Date of issue .................................... : Apr. 22, 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 ........................... : Guangdong Ruiyuda Electronic Technology Co., Ltd. Address ............................................ : Workshop 02, No. C3-2, Zone 2, Enping Park, Jiangmen Industrial Transfer Park, Enping City, Guangdong Province, P.R.China Test specification ........................... : Standard ........................................... : FCC Part 15.236 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. Test item description ..................... : In-Ear Monitor System Trade Mark ....................................... : ICM, CHXYKOM Manufacturer .................................... : Guangdong Ruiyuda Electronic Technology Co., Ltd. Model/Type reference ...................... : IN-101 Listed Models ................................... : Refer to page 2 Modulation Type ............................... : FM Operation Frequency ....................... : 470-608MHz Rating ............................................... : DC 12.0V From external circuit Result ............................................... : PASS Report No.: CTA26041101301 Page 2 of 31 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 : In-Ear Monitor System Model /Type : IN-101 Series Model : IN-102, IN-103, IN-104, IN-105, IN-106, IN-107, IN-108, IN-109, IN-110, IN-111, IN-112, IN-113, IN-114, IN-115, IN-116, IN-117, IN-118, IN-119, IN-120, IN-201, IN-202, IN-203, IN-204, IN-205, IN-401, IN-402, IN-403, IN-404, IN-405, IN-406, IN-407, IN-408, IN-409, IN-410, IN-411, IN-412, IN-413, IN-415, IN-416, IN-418, IN-419, IN-500, WF-U199 INEAR, WF-U199 RX Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number and colour is different for these model. So the tests were performed on model IN-101 and the test results for the main test model can cover the listed models. Applicant : Guangdong Ruiyuda Electronic Technology Co., Ltd. Address : Workshop 02, No. C3-2, Zone 2, Enping Park, Jiangmen Industrial Transfer Park, Enping City, Guangdong Province, P.R.China Manufacturer : Guangdong Ruiyuda Electronic Technology Co., Ltd. Address : Workshop 02, No. C3-2, Zone 2, Enping Park, Jiangmen Industrial Transfer Park, Enping City, Guangdong Province, P.R.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.: CTA26041101301 Page 3 of 31 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 Equipment Under Test 5 2.4 Short description of the Equipment under Test (EUT) 5 2.5 EUT configuration 5 2.6 EUT operation mode 6 2.7 Block Diagram of Test Setup 6 2.8 Related Submittal(s) / Grant (s) 6 2.9 Modifications 6 3 T E S T E N V I R O N M E N T ............................................................... 7 3.1 Address of the test laboratory 7 3.2 Test Facility 7 3.3 Environmental conditions 7 3.4 Summary of measurement results 7 3.5 Statement of the measurement uncertainty 8 3.6 Equipments Used during the Test 8 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 ............................................ 10 4.1 AC Power Conducted Emission 10 4.2 Maximum Output Power 13 4.3 Occupied Bandwidth 15 4.4 Necessary Bandwidth 17 4.5 Transmitter spurious emissions 19 4.6 Frequency Stability 23 5 T E S T S E T U P P H O T O S O F T H E E U T .......................................... 25 6 P H O T O S O F T H E E U T ............................................................. 26 Report No.: CTA26041101301 Page 4 of 31 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 1 T E S T S T A N D A R D S T…

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1. Antenna Description: Antenna type External antenna Model IN-101 Frequency range 470-608MHz Manufacturer Guangdong Ruiyuda Electronic Technology Co., Ltd. Address Workshop 02, No. C3-2, Zone 2, Enping Park, Jiangmen IndustrialTransfer Park, Enping City, Guangdong Province, P.R.China ANT Peak Gain 2.0 dBi 2. Antenna Photo: We statement that All measurements were performed radiated and therefore additional antenna gain documentation is not required.

FCC ID: 2BV5T-IN-101 Test Setup Photos of the EUT