2BUDU-DUOBRUSHElectric Toothbrush

◄ 65.00 mm ► A —— Sonic Electric Toothbrush Instruction manual EE 英文 oo · o g� To our valued customers: Thank you very much for choosing the in telligent sonic electric toothbrush, and give us a chance toserve you with our best effort. Please read t his manual carefully before you use the b「ush, and keep the warranty card in a safe place Caution: • Check if there was any obvious damage eact time beforeyour use the toothbrush.If there is, please do use ii. • If you had a mouth or gum operation in the last tow months, please consult your dentist before using this toothbrush • lfyou『teethble的after using using this toothbrush, please consultyour dentist. • If you had a heart pacemaker or some other devices, plea吁consult your doctor before using the toothbrush • Toe toothbrush is used only for cleaning tooth and gum. Please don't use it for other purpose. • If you feel uncomfortable o『evenpain in using the toothbrush, stop using it immediately and ask for help from your doctor. • This product is not suitable for children, infants and those unable people, unless they a『e supervised by person in charge • Keep the toothbrush away from baby and children, The toothbrush is not a toy, and it is not suitable for p r egnantwomen 玩n health •-· there will be tiny blee d or pain when use this b『ush In the beginning, It Is because t he gum is not su佃bla fo r the stim uation for the 阮I usage, the symptom can disap pear 面thin 1-2 w eeks. � It over 2 weeks, means your gum In abnormal sta扣s,please slx>p to use this沁olhbrush a n d co nsult d entist Parts Mode indicator ， ＇ ＼ ， ' , ' ， Charging port Power/Mode Button Batte「y Indicator Toothb「ushmode Clean : Clean mode, with t oothpaste clean mouth Refresh : Rinse mouth mode, clean mouth foam White : Whitening mode, bright white teeth Gum Care :Gum care mode, massage gums Sensitive :Sensitive mode, the intensity of the t othbrush vibration decreases Operation Guide 1.Fix the Brush Head firmly on the Handle Shaft, leave a gap about 1 mm between the head and the handle ＼ \\ ｀ ＼ ＼ ， ＇ ＼ ， ， , / 1! 』 ， j-1 Brush Head � , � h _ ， ＇ \ , ， 丿— 11 —／二 “ “ ' ， 2. Wet the brush head, squeeze a bittoothpaste on the brush head. 3. Put the brush head against the border of teeth and gum 4.Put the brush head lightly at the junction of the teeth and gums,press the Mode button a few times in three seconds to choose a proper operation mode, move the head softly back and forth to clean all the teeth. 5.Press the Mode button again to turm it o ff, take it out of your mouth. Powve/Mode Button 6.Wa t er clean your mouth and the brush head, keep the head dry, clean the handle with soft cloth I ' II / ___ __ _ __ I �' I · - - 勹 皿 二 ］ ,-'i '' ,, 、. ,.』 Charge indicator Plug the USB charging line into a USB charge「or oomputer USB inte rface, toothbrush indicator light will be changed from red to green in 6 hours that m衮,nsthe charging is completed. 碗 ～ 厂 矿 ,,.- .--- > -; ` ~ ~ ~ ~ - 9 霍 II |」+U5B Warranty Thewa「rantycard show that this is a qualified product 1. The warranty is legally valid from the day of purchase and keeps valid for a year within the Chinese mainland (Hongkong, Macao, and 面wangare excluded). If lost, the warranty card won't be reissued. 2.Product with valid warranty card and purchase voucher can be maintained or repaired free 3.ln case of the following, even withvalid warranty card and purchase voucher, the product will be maintained or repaired with charge • The product Is pu「chasa d ova『ayea「 • No warranty ca<d, o, no valid pu,chase vouche, within a yea,. • Falu『e due to fo,ce majeu『e. such as fi巾earthquakes typhoons floods o, olhe, extemal factors. • Any sc,atch, d irty o『app巳,anoe d amage. • Disas蹈mbleby usa, w计houtpecmission • Damage caused by non-personal usage _ I ， 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. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. NOTE: 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. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment The device can be used in portable exposure condition without restriction.

Covered Equipment Attestation 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)(5)(i)-(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name 2BUDU-DUOBRUSH DuoBrush Connect We, Applicant Company Name: Shenzhen Mlikang Technology Co.,Ltd Address: 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street,Guangming District, Shenzhen,518132 China Phone: 13005469982 certify that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. This includes the cybersecurity and anti-virus software produced or provided by Kaspersky Lab, Inc. or any of it’s successors and assignees. We certify that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. If you have any questions, please feel free to contact us at the address shown below. Sincerely, Signature Date: 2026-1-23 Printed Name of Signee: zhengcen hou/boss Company: Shenzhen Mlikang Technology Co.,Ltd Address: 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street,Guangming District, Shenzhen,518132 China Phone: 13005469982 Fax: 13005469982 Email: [email protected]

Shenzhen Mlikang Technology Co.,Ltd 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street,Guangming District, Shenzhen,518132 China Date: 2026-1-23 FCC ID: 2BUDU-DUOBRUSH Model Number: DuoBrush Connect To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD To Whom It May Concern, We, Shenzhen Mlikang Technology Co.,Ltd, declare that this EUT (FCC ID: 2BUDU-DUOBRUSH) doesn’t have Ad Hoc mode function on “non-US/Canada frequencies”. In addition. The frequency selection feature is disabled by firmware for devices marked to the US/Canada. For DTS part of this device, only channels 1-11 will be used in North America, Country code selection is disabled. Should you have any questions or comments regarding this matter, please have my best attention. Sincerely, Name/Title: zhengcen hou/boss Company: Shenzhen Mlikang Technology Co.,Ltd Address: 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street,Guangming District, Shenzhen,518132 China Phone: 13005469982 Fax: 13005469982 E-Mail: [email protected]

Confidentiality Request 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 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 request confidentiality for the documentation of the following products: FCC ID Model name 2BUDU-DUOBRUSH DuoBrush Connect For the products listed above, we request permanent confidentiality for all applicable exhibits as there are: • the Operational Description • the Block Diagram • the Schematics • the Parts Lists • the Tune Up Information The above listed exhibits contain trade secrets and proprietary information that could be of benefit to our competitors. If you have any questions, please feel free to contact us at the address shown below. Sincerely, Signature Date: 2026-1-23 Printed Name of Signee: zhengcen hou/boss Company: Shenzhen Mlikang Technology Co.,Ltd Address: 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street,Guangming District, Shenzhen,518132 China Phone: 13005469982 Fax: 13005469982 Email: [email protected]

Page1of5FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com ExternalPhotosoftheEUT Fig.1 Fig.2 Page2of5FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.3 Fig.4 Page3of5FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.5 Fig.6 Page4of5FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.7 Fig.8 Page5of5FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.9

Page1of1FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com LABELANDLOCATION (Size:L3cmxW1.5cm) LabelLocation ElectricToothbrush Model:DuoBrushConnect FCCID:2BUDU-DUOBRUSH

Page1of7FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com InternalPhotosoftheEUT Fig.1 Fig.2 Page2of7FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.3 Fig.4 Page3of7FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.5 Fig.6 2.4GWIFIAntenna Page4of7FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.7 Fig.8 Page5of7FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.9 Fig.10 Page6of7FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.11 Fig.12 Page7of7FCCID:2BUDU-DUOBRUSH GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.13

Page 1 of 9 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EB Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1,Qianfeng North Road, Shiqi, Panyu District, Guangzhou, City, Guangdong China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com RF Exposure Evaluation For Shenzhen Mlikang Technology Co.,Ltd Electric Toothbrush Test Model: DuoBrush Connect Prepared for : Shenzhen Mlikang Technology Co.,Ltd Address : 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen, China Prepared by : Guangzhou LCS Compliance Testing Laboratory Ltd. Address : No.44-1,Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel : (+86) 020-39166689 Fax : (+86) 020-39166619 Web : www.LCS-cert.com Mail : [email protected] Date of receipt of test sample : January 08, 2026 Number of tested samples : 2 Sample No. : C260108003-1, C260108003-2 Serial number : Prototype Date of Test : January 08, 2026 ~ January 15, 2026 Date of Report : January 16, 2026 Page 2 of 9 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EB Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1,Qianfeng North Road, Shiqi, Panyu District, Guangzhou, City, Guangdong China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com RF Exposure Evaluation Report Reference No. ................. : LCSC01086012EB Date of Issue ................................... : January 16, 2026 Testing Laboratory Name ............ : Guangzhou LCS Compliance Testing Laboratory Ltd. Address ........................................... : No.44-1,Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Testing Location Procedure ............ : Full application of Harmonised standards ■ Partial application of Harmonised standards □ Other standard testing method □ Applicant’s Name .......................... : Shenzhen Mlikang Technology Co.,Ltd Address ........................................... : 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen, China Test Specification Standard .......................................... : FCC KDB publication 447498 D01 General RF Exposure Guidance v06 FCC CFR 47 part1 1.1310 FCC CFR 47 part2 2.1093 Test Report Form No. ................... : TRF-4-E-215 A0 TRF Originator ................................ : Guangzhou LCS Compliance Testing Laboratory Ltd. Master TRF ..................................... : Dated 2011-03 Guangzhou LCS Compliance Testing Laboratory Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Guangzhou LCS Compliance Testing Laboratory Ltd. is acknowledged as copyright owner and source of the material. Guangzhou LCS Compliance Testing Laboratory 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. EUT Description. ........................... : Electric Toothbrush Trade Mark ...................................... : N/A Test Model ...................................... : DuoBrush Connect Ratings ............................................ : Please Refer to Page 6 Result ........................................... : PASS Compiled by: Supervised by: Approved by: Lifeng Le / File administrators Justin Zhu / Technique Director Gavin Liang/ Manager Page 3 of 9 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EB Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1,Qianfeng North Road, Shiqi, Panyu District, Guangzhou, City, Guangdong China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com RF Exposure Evaluation 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. Test Report No. : LCSC01086012EB January 16, 2026 Date of issue EUT......................................... : Electric Toothbrush Test Model............................... : DuoBrush Connect Applicant............................... : Shenzhen Mlikang Technology Co.,Ltd Address.................................. : 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen, China Telephone............................... : / Fax.......................................... : / Manufacturer........................ : Shenzhen Mlikang Technology Co.,Ltd Address................................... : 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen, China Telephone............................... : / Fax.......................................... : / Factory................................... : Shenzhen Mlikang Technology Co.,Ltd Address................................... : 3/F, Building 19, xuanfa Wisdom Park, Ronghui Road, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen, China Telephone............................... : / Fax.......................................... : / Page 4 of 9 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EB Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1,Qianfeng North Road, Shiqi, Panyu District, Guangzhou, City, Guangdong China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Revision History Report Version Issue Date Revision Content Revised By 000 January 16, 2026 Initial Issue -- Page 5 of 9 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EB Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1,Qianfeng North Road, Shiqi, Panyu District, Guangzhou, City, Guangdong China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com TABLE OF CONTENTS Description Page 1. PRODUCT INFORMATION ....................................................…

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OTA TEST REPORT TA Technology (Shanghai) Co., Ltd. tested the above equipment in accordance with the requirements in ANSI/IEEE Std 149-2008. The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. Prepared by: Peng Tao Approved by: Kai Xu TA Technology (Shanghai) Co., Ltd. No.145, Jintang Rd, Tangzhen Industry Park, Pudong Shanghai, China TEL: +86‐021‐50791141/2/3 FAX: +86‐021‐50791141/2/3‐8000 Applicant Espressif System (Shanghai) Co.,Ltd Product ESP32-C3-MINI-1 Model ESP-ANT D-H Report No. Y2102A0260-T2 Issue Date March 9, 2021 OTA Test Report Report No: Y2102A0260-T2 TA Technology (Shanghai) Co., Ltd. TA-MB-04-008O P age 2 of 13 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. TABLE OF CONTENTS 1. Test Laboratory .............................................................................................................................. 3 1.1. Notes of the Test Report ................................................................................................... 3 1.2. Test facility ........................................................................................................................ 3 1.3. Testing Location ................................................................................................................ 3 1.4. Laboratory Environment .................................................................................................... 4 2. General Description of Equipment under Test ............................................................................... 5 2.1. Applicant and Manufacturer Information ............................................................................ 5 2.2. General information ........................................................................................................... 5 2.3. Test Date ........................................................................................................................... 5 2.4. Receiving Date .................................................................................................................. 5 2.5. Applied Standards ............................................................................................................. 6 3. Test Conditions .............................................................................................................................. 7 3.1. Test Configuration ............................................................................................................. 7 3.2. Test Measurement ............................................................................................................. 7 4. Test Results ................................................................................................................................... 8 4.1. Gain and Efficiency ............................................................................................................ 8 5. Equipment List ............................................................................................................................... 9 ANNEX A 3-D Pattern Plots ................................................................................................................... 10 ANNEX B：The EUT Appearance and Test Configuration ...................................................................... 12 B.1 EUT Appearance ................................................................................................................... 12 B.2 Test Configuration ................................................................................................................. 13 OTA Test Report Report No: Y2102A0260-T2 TA Technology (Shanghai) Co., Ltd. TA-MB-04-008O P age 3 of 13 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. 1. Test Laboratory 1.1. Notes of the Test Report This report shall not be reproduced in full or partial, without the written approval of TA technology (shanghai) co., Ltd. The results documented in this report apply only to the tested sample, under the conditions and modes of operation as described herein .Measurement Uncertainties were not taken into account and are published for informational purposes only. This report is written to support regulatory compliance of the applicable standards stated above. 1.2. Test facility A2LA (Certificate Number: 3857.01) TA Technology (Shanghai) Co., Ltd. has been listed by American Association for Laboratory Accreditation to perform measurement. 1.3. Testing Location Company: TA Technology (Shanghai) Co., Ltd. Address: No.145, Jintang Rd, Tangzhen Industry Park, Pudong Shanghai, China City: Shanghai Post code: 201201 Country: P. R. China Contact: Xu Kai Telephone: +86-021-50791141/2/3 Fax: +86-021-50791141/2/3-8000 Website: http://www.ta-shanghai.com E-mail: [email protected] OTA Test Report Report No: Y2102A0260-T2 TA Technology (Shanghai) Co., Ltd. TA-MB-04-008O P age 4 of 13 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. 1.4. Laboratory Environment Temperature Min. =19°C，Max. = 25°C Relative humidity Min. =40%，Max. =72% Shield effect 0.7-6GHz > 100dB Ground resistance <0.5 OTA Test Report Report No: Y2102A0260-T2 TA Technology (Shanghai) Co., Ltd. TA-MB-04-008O P age 5 of 13 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. 2. General Description of Equipment under Test 2.1. Applicant and Manufacturer Information Applicant Name Espressif System (Shanghai) Co.,Ltd Applicant address Suite 204 Block 2, 690 Bibo Road, Zhang Jiang Hi-Tech Park, Shanghai, China Manufacturer Name Espressif System (Shanghai) Co.,Ltd Manufacturer address Suite 204 Block 2, 690 Bibo Road, Zhang Jiang Hi-Tech Park, Shanghai, China 2.2. …

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Page 1 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Appendix A RF Test Data for 2.4GWIFI (Conducted Measurement) Product Name: Electric Toothbrush Test Model: DuoBrush Connect Environmental Conditions Temperature: 23.2C Relative Humidity: 54.4% ATM Pressure: 100.0 kPa Test Engineer: Zhang hai Supervised by: Fengliu Tang Page 2 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com A.1 DTS Bandwidth Test Result TestMode Antenna Frequency[MHz] DTS BW [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict 11B Ant1 2412 9.120 2407.440 2416.560 0.5 PASS 2437 8.680 2432.920 2441.600 0.5 PASS 2462 8.680 2457.400 2466.080 0.5 PASS 11G Ant1 2412 16.360 2403.840 2420.200 0.5 PASS 2437 16.280 2428.920 2445.200 0.5 PASS 2462 16.120 2454.040 2470.160 0.5 PASS 11N20SISO Ant1 2412 17.480 2403.280 2420.760 0.5 PASS 2437 17.200 2428.240 2445.440 0.5 PASS 2462 17.160 2453.240 2470.400 0.5 PASS Note :offset=System attenuation +cabal loss Page 3 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 Page 4 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 11G_Ant1_2412 11G_Ant1_2437 Page 5 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 11G_Ant1_2462 11N20SISO_Ant1_2412 Page 6 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 Page 7 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Page 8 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com A.2 Maximum Average conducted output power Test Result Average Test Mode Antenna Frequency[MHz] Average power [dBm] Duty Cycle [%] DC Factor [dB] Result [dBm] Limit [dBm] Verdict 11B Ant1 2412 7.35 92.50 0.34 7.69 ≤30.00 PASS 2437 6.69 92.41 0.34 7.03 ≤30.00 PASS 2462 6.99 92.41 0.34 7.33 ≤30.00 PASS 11G Ant1 2412 6.25 66.67 1.76 8.01 ≤30.00 PASS 2437 4.72 66.67 1.76 6.48 ≤30.00 PASS 2462 5.93 66.67 1.76 7.69 ≤30.00 PASS 11N20SISO Ant1 2412 6.55 66.67 1.76 8.31 ≤30.00 PASS 2437 6.55 64.71 1.89 8.44 ≤30.00 PASS 2462 5.59 66.67 1.76 7.35 ≤30.00 PASS Note :offset=System attenuation +cabal loss Page 9 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com A.3 Maximum power spectral density Test Result TestMode Antenna Frequency[MHz] Measured PSD [dBm/30kHz] DC Factor [dB] Result[dBm/30kHz] Limit[dBm/3kHz] Verdict 11B Ant1 2412 -14.08 0.34 -13.74 ≤8.00 PASS 2437 -14.7 0.34 -14.36 ≤8.00 PASS 2462 -14.41 0.34 -14.07 ≤8.00 PASS 11G Ant1 2412 -15.67 1.76 -13.91 ≤8.00 PASS 2437 -16.74 1.76 -14.98 ≤8.00 PASS 2462 -13.93 1.76 -12.17 ≤8.00 PASS 11N20SISO Ant1 2412 -15.09 1.76 -13.33 ≤8.00 PASS 2437 -14.77 1.89 -12.88 ≤8.00 PASS 2462 -16.31 1.76 -14.55 ≤8.00 PASS Note :offset=System attenuation +cabal loss Page 10 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 Page 11 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, China Tel: +(86) 020-39166689 | E-mail: [email protected] | Web: www.lcs-cert.com 11G_Ant1_2412 11G_Ant1_2437 Page 12 of 47 FCC ID: 2BUDU-DUOBRUSH Report No.: LCSC01086012EA Guangzhou LCS Compliance Testing Laboratory Ltd. Add: No.44-1, Qianfeng North Road, Shiqi, Panyu District, Guangzhou, Guangdong, C…

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