2AXWO-M900Miracle,m M900 UHF 2channal wireless microphone

SET 电源开关 Power switch 拾音头 pick up head 电池仓 Battery bin 1、长按电源开关开机，开机后显示屏上显示当前状态，长按SET键直到显示屏显示SEL马 上松开手，再短按SET可以切换频点，频率步进为500K，具体的见频率表。 Press the power switch to turn on, display the current state on the display screen after boot, press the SET key until the display SEL immediately release the hand, then press the SET to switch frequency points, frequency step 500 K, see the frequency meter for details 2、按键功能图示如下： The key function icon is as follows: 2、按管体电池仓丝印正确装入两节1. 5V- 5 号电池 Correctly install two 1.5 V-5 batteries according to tube battery bin screen 3、开关机 Startup & Shutdown：长按2秒开机， 长按2秒关机 Long press 2 seconds to boot, long press 2 seconds to shut down 4、开机后， 显示屏显示麦克风的当前通道， 电池电量， 话筒静止10秒后自动进入静音模式 After boot, the display displays the current channel of the microphone, battery power, and the microphone automatically enters mute mode after 10 seconds of rest 5 、音量大小调整Volume adjustment：单按SET键可以调整音量大小 Click SET to adjust the volume 6、 同时按下电源按键+ SET进行麦克风ID识别,完成操作后就不会再被其它麦克风串频干扰了 Press the power button at the same time SET ID microphone identification, after the operation will not be disturbed by other microphone serial frequency FCC Statement 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. To assure continued compliance, any changes or modifications not expressly approved by the party. Responsible for compliance could void the user’s authority to operate this equipment. (Example- use only shielded interface cables when connecting to computer or peripheral devices). This equipment 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. RF warning statement: The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

Doors Korea Co., Ltd Add: 1F, 27, Mangu-ro 81-gil, Jungnang-gu Date: 2021-6- 22 FCC ID: 2AXWO-M900 Dear Sir/Madam, We, Doors Korea Co., Ltd Hereby declares the following statement for Federal Communications Commission, PCB board, circuit, s tructure and internal of these model(s) are the same, Only model number is different for these model: Product name: Miracle,m M900 UHF 2channal wireless microphone Model no.: M900, M920 , M930 Sincerely, {新申请人签名} Name/Title： Dae Sung Kim/Representative Company: Doors Korea Co., Ltd Address: 1F, 27, Mangu-ro 81-gil, Jungnang-gu Phone: +82-1566-4520 Fax: +82-70-5165-3275 E-Mail: [email protected]

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 Date:<2021-6-22> Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b)(4) of the Freedom of Information Act, we requests confidentiality for the following products: FCC ID Model name 2AXWO-M900 M900 For the product stated above, we request that the following information be held confidential; Exhibits Long-Term Confidentiality Short-Term Confidentiality Short-Term Confidentiality Days External Photos Internal Photos Block Diagram Schematics Test Setup Photos User’s Manual Parts List Tune Up Operational Descriptions The long-term confidentiality exhibits contain our trade secrets and proprietary information that could be of benefit to our competitors. The short-term confidentiality on the basis of ensuring that business sensitive information remains confidential until the actual marketing of our new device. If you have any questions, please feel free to contact me at the address shown below. Sincerely, {新申请人签名} Name/Title： Dae Sung Kim/Representative Company: Doors Korea Co., Ltd Address: 1F, 27, Mangu-ro 81-gil, Jungnang-gu Phone: +82-1566-4520 Fax: +82-70-5165-3275 E-Mail: [email protected]

Doors Korea Co., Ltd 1F, 27, Mangu-ro 81-gil, Jungnang-gu Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2021-6-22 To whom it may concern: We, Doors Korea Co., Ltd the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behalf in all matters relating to applications for equipment authorization FCC ID: 2AXWO-M900 including the signing of all documents related to these matters. Any and all acts carried out by Eurofins Product Service GmbH on our behalf shall have the same effect as acts of our own. We also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Sincerely, {新申请人签名} Name/Title： Dae Sung Kim/Representative Company: Doors Korea Co., Ltd Address: 1F, 27, Mangu-ro 81-gil, Jungnang-gu Phone: +82-1566-4520 Fax: +82-70-5165-3275 E-Mail: [email protected]

FCC ID: 2AXWO-M900 TB-RF-074-1.0 Appendix III EUT External Photographs Photo 1 Appearance of EUT Photo 2 Appearance of EUT FCC ID: 2AXWO-M900 TB-RF-074-1.0 Photo 3 Appearance of EUT Photo 4 Appearance of EUT FCC ID: 2AXWO-M900 TB-RF-074-1.0 Photo 5 Appearance of EUT Photo 6 Appearance of EUT FCC ID: 2AXWO-M900 TB-RF-074-1.0 Photo 7 Appearance of EUT

FCC ID: 2AXWO-M900 TB-RF-074-1.0 Appendix IFCC ID Label Size for the label: 10mm X 10mm FCC ID: 2AXWO-M900 Model: M900 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. FCC ID: 2AXWO-M900 TB-RF-074-1.0 Appendix II ID Label Location ID LOCATION

FCC ID: 2AXWO-M900 TB-RF-074-1.0 Appendix IV EUT Internal Photographs Photo 8 Internal of EUT Photo 9 Internal of EUT FCC ID: 2AXWO-M900 TB-RF-074-1.0 Photo 10 Appearance of PCB Photo 11 Appearance of PCB Micphone Antenna

Shenzhen Toby Technology Co., Ltd. Report No.: TB-FCC179895 Page: 1 of 39 TB-RF-074- 1.0 1 / F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China Tel: +86 75526509301 Fax: +86 75526509195 FCC Radio Test Report FCC ID: 2AXWO-M900 Report No. : TB-FCC179895 Applicant : Doors Korea Co., Ltd Equipment Under Test (EUT) EUT Name : Miracle,m M900 UHF 2channal wireless microphone Model No. : M900 Serial Model No. : M920, M930 Brand Name : Miracle,m Sample ID : 20210409-31-01 & 20210409-31-02 Receipt Date : 2021-04-19 Test Date : 2021-04-20 to 2021-06-15 Issue Date : 2021-06-22 Standards : FCC Part 15, Subpart C 15.249 Test Method : ANSI C63.10: 2013 Conclusions : PASS In the configuration tested, the EUT complied with the standards specified above, The EUT technically complies with the FCC requirements Test/Witness Engineer : Wade. Lv Engineer Supervisor : Ivan Su Approved & Authorized : Ray Lai This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in the report. Report No.: TB-FCC179895 Page: 2 of 39 TB-RF-074- 1.1 Contents CONTENTS ............................................................................................................................................. 2 1. GENERAL INFORMATION ABOUT EUT.............................................................................. 4 1.1 Client Information ................................................................................................................. 4 1.2 General Description of EUT (Equipment Under Test) ................................................... 4 1.3 Block Diagram Showing the Configuration of System Tested ...................................... 6 1.4 Description of Support Units .............................................................................................. 6 1.5 Description of Test Mode .................................................................................................... 7 1.6 Description of Test Software Setting ................................................................................ 7 1.7 Measurement Uncertainty .................................................................................................. 8 1.8 Test Facility ........................................................................................................................... 8 2. TEST SUMMARY ....................................................................................................................... 9 3. TEST EQUIPMENT .................................................................................................................. 10 4. CONDUCTED EMISSION TEST ........................................................................................... 11 4.1 Test Standard and Limit .................................................................................................... 11 4.2 Test Setup ........................................................................................................................... 11 4.3 Test Procedure ................................................................................................................... 11 4.4 EUT Operating Mode ........................................................................................................ 12 4.5 Test Data ............................................................................................................................. 12 5. RADIATED EMISSION TEST ................................................................................................ 13 5.1 Test Standard and Limit .................................................................................................... 13 5.2 Test Setup ........................................................................................................................... 14 5.3 Test Procedure ................................................................................................................... 15 5.4 EUT Operating Condition ................................................................................................. 16 5.5 Test Data ............................................................................................................................. 16 6. BANDWIDTH TEST ................................................................................................................. 17 6.1 Test Setup ........................................................................................................................... 17 6.2 Test Procedure ................................................................................................................... 17 6.3 EUT Operating Condition ................................................................................................. 17 6.4 Test Data ............................................................................................................................. 17 7. ANTENNA REQUIREMENT ................................................................................................... 18 7.1 Standard Requirement ...................................................................................................... 18 7.2 Antenna Connected Construction ................................................................................... 18 7.3 Result ................................................................................................................................... 18 ATTACHMENT B--BANDWIDTH DATA ......................................................................................... 37 Report No.: TB-FCC179895 Page: 3 of 39 TB-RF-074- 1.1 Revision History Report No. Version Description Issued Date TB-FCC179895 Rev.01 Initial issue of report 2021-06-22 Report No.…

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FCC ID: 2AXWO-M900 TB-RF-074-1.0 Appendix V EUT Test Photographs 15C Test Setup Photo of Setup for Radiated Emission (Above 1 GHz) FCC ID: 2AXWO-M900 TB-RF-074-1.0 Photo of Setup for Radiated Emission (Below 1 GHz) -----END OF REPORT-----