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2AXWO-MIRACLEM-M90Bluetooth Karaoke Mic

Doors Korea Co., Ltd
Bluetooth Karaoke Mic - FCC ID 2AXWO-MIRACLEM-M90 - Doors Korea Co., Ltd
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Application Details

Equipment Class
DSS - Part 15 Spread Spectrum Transmitter
Date of Grant
Nov 09, 2020
Application Purpose
Original Equipment
Date of Application
Nov 09, 2020
Equipment Note
Bluetooth Karaoke Mic
Frequency Range
2402.00000000 - 2480.00000000
Company
Doors Korea Co., Ltd
Country
South Korea

Documents & Files

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Users Manual

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

M90 Manual Quick Directions For more detailed directions see enclosed instructions ● Turn ON : Press Power button 2-3 seconds, green light will show ● Bluetooth Pairing: You can pair using Bluetooth ● Play Music: You can play music through a Smartphone APP. ● Volume Control: You can control Volume and Echo on demand. ● Lyrics Elimination Mode: This mode significantly lowers recorded singer’s voice. ● Duet Mode: Connect two MICs together so you can sing with others. ● Turn ON / OFF : Press POWER 2-3 seconds ● Charge Cable: Connect 5 pin charging cable to charger or desktop USB. ● App : You can use any Smartphone APP to use this product. ● USB Play: you can play your own MP3 music stored in your USB. Please check description in enclosed manual How to Charge A. The Red Light is on during charging; when fully charged, the Red Light is off B. The included battery [in the package] is not fully charged. You may use the device after it is fully charged. C. Microphone must be turned off when charging 1. Plug the micro USB port cable into the MIC port, and another port into a USB port. 2. A full charge usually take 4-6 hours 3. A fully charged Battery can be used for 3-4 hours Note: The mic will automatically turn off when the battery charge is low. ** Please note that charging times can vary depending on outside circumstance or battery condition *** You can check the battery status on your Mobile phone if the MIC is connected through Bluetooth. Duet Mode Duet Mode needs two mics. 1. Turn on both mics 2. Push the PLAY button for 2 -3 seconds on one of the mics. When the two MICS connect, there will be a confirmation sound. 3. Search Bluetooth devices on your smart phone and select miracleM M90. 4. Play music through a Smartphone, and enjoy Duet Mode 5. To disconnect Duet Mode, push the PLAY button for 2 – 3 seconds on one mic. Note: Duet Mode and Lyric Elimination Mode features cannot be used together Duet Mode is available when two MICs are within 2 meter [6.5 feet] of each other Bluetooth Mode information To use Bluetooth Mode, you need to pair mic to your smart phone. A. To pair the mic properly, Smartphone and the MIC should be within 1 Meter [3 feet] to each other B. Once paired, the MIC can be used as microphone and speaker. If this process does not work, then turn off speaker and try again. Walls or partitions can affect Bluetooth pairing. How to pair the mic to a smart phone. 1. Press POWER button for 3 seconds. If it is paired, a green light will show. 2. Press M37 POWER button for 3 seconds confirmation sound and green light on. (After first paring, it automatically pairs with a confirmation sound.) 3. In case your device asks for a PASSWORD, please type 0000. (Most smartphone will not need this) Play Music with output cable. Audience Sound Effects You can make some interesting Audience Sound Effects with your versatile MIC Audience Sound Effects feature: Push GOOD/BAD button (1 or 2 times) Press GOOD once for APPLAUSE / Press GOOD twice for FANFARE Press BAD once for LAUGHTER / Press BAD twice for BOOING How to access the LED Light feature 1. Turn on MIC, LED light will come ON. 2. Press Play / Pause button 2-3 Sec, LED light feature will turn OFF Lyrics Elimination Mode What is Lyrics Elimination Mode? 1. If you want to sing a song but you cannot find a song from your APP, you can use Lyrics Elimination Mode 2. Play the MP3 file you want to use and press POWER button one quick time, the lyrics will sound softer. 3. To turn off Lyrics Elimination Mode press POWER button quickly. Then Lyrics Elimination Mode will then turn off with Miracle M making confirmation sound. A. Lyrics Elimination Mode will work when it connected with Smartphone, but does not work with the Output cable connected. Also, Lyrics Elimination Mode does not work when you use the Duet Mode feature. B. You do not need any additional APP to use Lyrics Elimination Mode. C. Lyrics Elimination Mode cannot totally remove the recorded singers’ voice, it will vary depending on the condition of the MP3 file. FAQ Status Reasons Solutions Microphone not working Can’t be turned on or the voice volume can’t be adjusted Change the MIC, press power button 2-3 seconds and adjust the volume No Reverberation Unable to turn up echo volume Switch to Echo volume and press VOL+ Presence of noise Environmental noise mobile phone signal interference Adjust the distance between microphone and Cellphone Poor Recording Phone does not match. Phone chip processing ability that is too weak Restart the Smart Phone to try again or try another Smart Phone When Playing music, staccato appears Too Distant to Bluetooth connection or obstructions between phone and device Move closer to Smart Phone, keep away from obstructions Weak accompaniment sound Low phone volume or bad- quality music Turn up phone volume or download high-quality music Bluetooth cannot be paired Distant Bluetooth connection or already paired with another phone Get closer to Smartphone or reconnect with another Smartphone.. FCC Information to User 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 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 th…

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Cover Letter(s)

Doors Korea Co., Ltd 1F, 27, Mangu-ro 81-gil, Jungnang-gu, Seoul, Republic of Korea Nov 05, 2020 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Letter of Authorization We, the undersigned, hereby authorize Kenneth Kim of NCT Co.,Ltd. to act on our behalf in all manners relating to application for equipment authorization for FCC ID: 2AXWO-MIRACLEM-M90 including signing of all documents relating to these matters. Any and all acts carried out by Kenneth Kim of NCT Co.,Ltd. on our behalf shall have the same affect as acts of our own. This authorization is valid until further written notice from Doors Korea Co., Ltd “I, 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. 853(a).” Sincerely, Dae Sung Kim / Representative

Cover Letter(s)

Doors Korea Co., Ltd 1F, 27, Mangu-ro 81-gil, Jungnang-gu, Seoul, Republic of Korea Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AXWO- MIRACLEM-M90 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Block Diagram Schematics Operational Description Part List [miracle,m M90] BLK [miracle,m M90] SCH [miracle,m M90] OpDes [miracle,m M90] Part List The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); Exhibit Type File Name Internal Photos Test Setup Photos Manual [miracle,m M90] INT Photo [miracle,m M90] Test Setup Photo [miracle,m M90] Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. Sincerely, Dae Sung Kim / Representative

Cover Letter(s)

Doors Korea Co., Ltd 1F, 27, Mangu-ro 81-gil, Jungnang-gu, Seoul, Republic of Korea November 5 th , 2020 Timco Engineering, Inc. 849 N.W. State Road 45 P.O. Box 370a Newberry, Florida 32669 USA In re: Doors Korea Co., Ltd FCC ID: 2AXWO-MIRACLEM-M90 Family Model Letter Gentlemen: I. We added Multi-model name(miracle,m M91 / miracle,m M92) for business purposes. Basic Model(miracle,m M90) and Multi Model(miracle,m M91 / miracle,m M92) are equal to the product appearance and internal circuit. Multi model are not change the RF perimeter. Sincerely, Dae Sung Kim / Representative Doors Korea Co., Ltd

ID Label/Location Info

Doors Korea Co., Ltd_miracle,m M90_Label & Location

RF Exposure Info

Model Name : FCC ID :2AXWO-MIRACLEM-M90 (mm)(dBm)(dB)(dBm)(mW) 2402-10.87-9.870.103.00PASS 2441-11.58-10.580.093.00PASS 2480-12.46-11.460.073.00PASS SAR Test exclusion thresholds for 100MHz to 6GHz at test separation distance ≤ 50 mm LimitResult GFSK 5.00± 1.00 0.0319 0.0273 0.0225 Modulation Frequency (MHz) Min. Test separation distance Measured Maximum Average power Tune-up tolerance Max. Power with tune-up tolerance Separation distance : 5.0 mm MPE Calculation Step 1) SAR Test exclusion thresholds for 100MHz to 6GHz at test separation distance ≤ 50 mm = Used [(max.power of channel, including tune-up torelance, mW)/(min. test separation distance, mm)] * [√f(GHz)] miracle,m M90 Device Category : Bluetooth Karaoke Mic

Test Report

Certificate of Test NTP-015-F06(Rev.03) NCT.CO., LTD. NCT Co., Ltd. 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, 18511, Korea (Tel: +82-31-323-6070 / Fax: +82-31-323-6071) Report No.: NW2011-F003 Page (1) / (43) 1. Client ○ Name : Doors Korea Co., Ltd. ○ Address : 1F, 27, Mangu-ro 81-gil, Jungnang-gu, Seoul, Republic of Korea ○ Date of Receipt : 2020-10-16 2. Use of Report : FCC Approval 3. Test Sample ○ Description / Model Name : Bluetooth Karaoke Mic / miracle,m M90 ○ FCC ID : 2AXWO-MIRACLEM-M90 4. Date of Test : 2020-10-28 ~ 2020-11-04 5. Test method used : FCC Part 15 Subpart C 15.247 6. Testing Environment : ○ Temperature: (25 ± 5) °C, Humidity: Less than 75 % R.H. * Unless specified otherwise in the individual methods, the tests were conducted on ambient conditions. 7. Test Results : Refer to the test results The results shown in this test report refer only to the sample(s) tested unless otherwise stated. This Test Report cannot be reproduced, except in full This test report is prepared according to the requirements of ISO / IEC 17025. Affirmation Tested by Woo-Hyoung, Jeong (signature) Technical Manager Kyung-Taek, Lee (signature) November 5, 2020 NCT CO., LTD. (seal) Test Repot No.: NW2011-F003 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, Korea 18511 www.nct.re.kr TEL: +82-31-323-6070 FAX: +82-31-323-6071 Page 2 of 43 Table of contents 1. General Information -------------------------------------------------------------------------------- 2. Information’s about Test Item ------------------------------------------------------------------- 3. Test Report -------------------------------------------------------------------------------------------- 3.1 Test Summary ------------------------------------------------------------------------------------- 3.2 Test Report Version ----------------------------------------------------------------------------- 3.3 Transmitter Requirements 3.3.1 Antenna Requirement --------------------------------------------------------------------- 3.3.2 20 Bandwidth & Occupied Bandwidth (99%) ----------------------------------- 3.3.3 Number of Hopping Frequencies ------------------------------------------------------- 3.3.4 Time of Occupancy (Dwell Time) ------------------------------------------------------- 3.3.5 Carrier Frequencies Separation -------------------------------------------------------- 3.3.6 Peak Output Power ------------------------------------------------------------------------ 3.3.7 TX Radiated Spurious Emission and Conducted Spurious Emission --------- 3.3.8 Conducted Emission ----------------------------------------------------------------------- APPENDIX APPENDIX I TEST SETUP ---------------------------------------------------------------------- APPENDIX II TEST EQUIPMENT USED FOR TESTS ---------------------------------- 3 3 5 5 6 7 8 12 14 16 19 23 37 40 42 Test Repot No.: NW2011-F003 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, Korea 18511 www.nct.re.kr TEL: +82-31-323-6070 FAX: +82-31-323-6071 Page 3 of 43 1. General Information’s 1.1 Test Performed Laboratory : NCT Co., Ltd. Address : 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, 18511, Korea Telephone : +82-31-323-6070 Facsimile : +82-31-323-6071 FCC Designation No. : KR0166 FCC Registration No. : 409631 IC Site Registration No. : 25897 2. Information’s about Test Item 2.1 Applicant Information Company name : Doors Korea Co., Ltd Address : 1F, 27, Mangu-ro 81-gil, Jungnang-gu, Seoul, Republic of Korea Telephone / Facsimile : +82-1566-4520 / +82-70-5165-3275 2.2 Equipment Under Test (EUT) description Test item particulars : Bluetooth Karaoke Mic Model and/or type reference : miracle,m M90 Additional model name : miracle,m M91 / miracle,m M92 Serial number : Identification Antenna type and gain : PCB Pattern Antenna(M/N:2.4G ANT) with Max gain : -0.58 ㏈i Date (s) of performance of tests: : 2020-10-28 ~ 2020-11-04 Date of receipt of test item : 2020-10-19 EUT condition : Pre-production, not damaged Number of channel : 79 EUT Power Source : DC 3.7 V Type of Modulation : Basic Mode(GFSK) Firmware version : 1.0 Hardware version : 1.0 Test software name(version) : FCCAssist(2.4) Test Repot No.: NW2011-F003 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, Korea 18511 www.nct.re.kr TEL: +82-31-323-6070 FAX: +82-31-323-6071 Page 4 of 43 2.3 Tested Frequency Test Mode Test frequency () Low frequency Middle frequency High frequency GFSK 2 402 2 441 2 480 2.4 Worst-Case BDR GFSK(DH5) Note: The power measurement has been conducted to determine the worst-case mode from all possible combinations between available modulations, data rates. Test Repot No.: NW2011-F003 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, Korea 18511 www.nct.re.kr TEL: +82-31-323-6070 FAX: +82-31-323-6071 Page 5 of 43 3. Test Report 3.1 Test Summary Applied FCC Rule Test Items Test Condition Result 15.203 Antenna Requirement Conducted C 15.247(a) 20 Bandwidth C 15.247(a) Number of Hopping Frequencies C 15.247(a) Time of Occupancy (Dwell Time) C 15.247(a) Carrier Frequencies Separation C 15.247(b) Peak Output Power C 15.247(d) Conducted Spurious Emission C 15.247(d) 15.205 & 15.209 Radiated Spurious Emission Radiated C 15.207 Conducted Emissions AC Line Conducted C Note 1: C=Complies NC=Not Complies NT=Not Tested NA=Not Applicable The sample was tested according to the following specification: ANSI C63.10:2013. Compliance was determined by specification limits of the applicable standard according to customer requirements. Test Repot No.: NW2011-F003 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, Korea 18511 www.nct.re.kr TEL: +82-31-323-6070 FAX: +82-31-323-6071 Page 6 of 43 3.2 Test Report Version Test Report No. Date Description NW2011-F003 2020-11-05 Initial issue Test Repot No.: NW2011-F003 211-71, Geumgok-ro, Hwaseong-si, Gyeonggi-do, Korea 18511 www.nct.re.kr TEL: +82-31-323-6070 FAX: +82-31-323-6071 Page 7 of 43 3.3 Transmitter Requirements 3.3.1 Antenna Requirement Accoding to §15.203 An intentional radiator shall be desi…

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Test Setup Photos

Below 30 MHz Below 1 GHz Above 1 GHz Conducted Emission

Contact Information

Applicant

Dae Sung Kim(Representative)
[email protected]+82-1566-4520Fax: +82-70-5165-3275

Test Firm

NCT Co., Ltd.Il-Shin Kim
[email protected]+82-31-323-6070Fax: +82-31-323-6071

Technical Specifications

#Rule PartsFrequency RangePower Output
115C2.40 GHz - 2.48 GHz80.00 µW
Confidentiality
Long Term
Grant Notes
Power listed is conducted.

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