2AUXPGE20ABLUETOOTH HEADSET

multilingual translationmultilingual translation Bluetooth E-USE GoEars E-USE GoEars Tap to pair whti this device Nearby What’s in the box? Quick Start Guide Warranty Card China RoHs Card Safety and Compliance Information Silicon Ear Tips Foam Ear Tips Earbuds Ear Wings USB-A to USB-C Charging Cable Charging Case LMS LMS multilingual translation Choose the Ear Tips and Ear Wings that fits your ears best. Insert the Earbuds, turn and find the most comfortable position. Fit 1 Place the Earbuds in the charging case and close the case. charge at least 10 mins before use. Charge 2 Open or close the charging case to power on/off. Activate 3 multilingual translationmultilingual translation Open the charging case and keep it open. find the“E-USE GoEars”in bluetooth list on your device and click to connect. You could easily confirm to pair when a notification pops up if your device supports google fast pairing. Pair for first-time use 4 © 2020 E-use (Hong Kong) Co., Limited. All rights reserved. The Bluetooth® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by E-use (Hong Kong) Co., Limited is under license. Made in China MODEL: GE20A FCC ID: 2AUXPGE20A IC: 25588-GE20A R210-143330 Declaration of Conformity can be found on www.e-use.com/doc be in your moment 210-143330 multilingual translation Activate voice assistant (please switch to Alexa in E-USE App and set up in Alexa before use). Tap to control 5 X2 X2X3 X2X3X2X3 100% Battery/PowerOn <100% Battery/PowerOn Bluetooth Paring Factory Reset >60% Battery 30%-60% Battery <30% Battery Battery Charging Battery Charged Fully multilingual translation multilingual translation LED Indicators 9 multilingual translation Download E-USE App Download the E-USE App for Earbuds firmware update, EQ setting, personalized sound and more. Customize in E-USE App 6 multilingual translation Place the Earbuds into the charging case and keep it open. press and hold the button in the case for 2 seconds until the LED indicator in the charging case flash green. Pair with another device 7 2S multilingual translation X3 + 2S Triple press and hold over 2 seconds. How to reset? 8 multilingual translation Speaker Size: 10mm Frequency Response: 20 Hz ‒ 20 kHz Sensitivity: 97 dB SPL/V @ 1 kHz Max Input Power: 10 mW Power Supply: 5V 1A Bluetooth Transmitted Power: ＜10dBm Bluetooth Transmitted Modulation: GFSK, π/4 DQPSK, 8DPSK Bluetooth Frequency: 2.4 GHz ‒ 2.483.5 GHz Bluetooth Profiles: A2DP V1.3.1, HFP V1.7.1, AVRCP V1.6.1 Bluetooth Version: V5.0 Audio Codec Format: SBC, AAC Earbud Battery: Li-ion battery (3.7V, 90mAh) Charging Case Battery: Li-ion battery (3.7V, 320mAh) Quick Start GuideGoEars

This device complies with Part 15 of the FCC Rules [and contains license-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS standard(s)]. 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. L'émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d’Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.

FCC Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. The SAR limit adopted to the USA is 1.6 W/kg averaged over one gram of tissue. The highest SAR value reported to the FCC tor this device type complies with this limits. The highest SAR value reported to the FCC for this device type when using it at the head.

C5266091_X8_Ed.1 1/1 Letter of Authorization E-USE (HONG KONG) CO., LIMITED Compa ny : E-USE (HONG KONG) CO., LIMITED Address: ROOM 803, CHEVALIER HOUSE, 45-51 CHATHAM ROAD SOUTH, TSIM SHA TSUI, KOWLOON, HONG KONG, China Product Name: BLUETOOTH HEADSET Model Number: GE20A FCC Identifier: 2AUXPGE20A We authorize LGAI T echnologica l Cente r S.A., Ronda de la Font de l Carme, s/n, 08193 Be llate rra, Spa in, to act on our be ha lf on a ll matters concerning the above named equipment. Any indiv idua l within LGAI T echnologica l Center S.A. is authorize d to act on our behalf and take action on the application. We declare that authorize LGAI T echnologica l Center S.A., Ronda de la Font de l Carme, s/n, 08193 Bellaterra , Spa in, is a llo we d t o f or wa rd a ll inf orm a t ion related to the approval project to the Federal Communication Comm ission and to discuss any issues concerning the approva l application. Any and all acts carried out by LGAI T echnologica l Cente r S.A. on our beha lf sha ll have the same effect as acts of our own. N a me : Jonas Lai Date : 2021/02/19 Title: PM Signature of applicant:

C5266091_X10_Ed.1 1/1 E-USE (HONG KONG) CO., LIMITED Office of Engineering Technology Fed eral C o m m u n ic at io n s C o m m issio n 7 4 3 5 Oaklan d Mills R o ad Columbia, MD 21046 Date: 2021/02/19 Subject: R eq u est fo r C o n fid en t ialit y FCC ID: 2AUXPGE20A To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we ar e request ing the Commission to withhold the following attachment(s) as confidential document from p u b lic d isc lo su re. Ex hibits Long-Ter m Confidentiality Short-Ter m Confidentiality ID Label/Location No No Attestation Statement No No External Photos No Block Diagram Schematics Test Report No No Test Setup Photos No User’s Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) No No SDR Software / Security Info No Abov e mentioned document contains detailed sy stem and equipment d esc rip t io n are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair adv antage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification rev iew process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sin c erely , Signature: Name: Jonas Lai Tit le: PM

18.6mm 11.4mm11.4mm30.2 mm 11.7mm 11.7mm E-use (Hong Kong) Co., Limited 易优斯（香港）有限公司

BT Antenna BT Antenna

AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Page 1 of 31 SAR TEST REPORT for E-USE (HONG KONG) CO., LIMITED BLUETOOTH HEADSET Model No.: GE20A Trade Mark: GoEars FCC ID: 2AUXPGE20A IC: 25588-GE20A The MAX SAR(1g) Head SAR 0.1409W/Kg Prepared for : E-USE (HONG KONG) CO., LIMITED ROOM803, CHEVALIER HOUSE45-51 CHATHLM ROAD SOUTH TSIM SHA TSUI, KOWLOON, HONG KONG Prepared By : Audix Technology (Shenzhen) Co., Ltd. No. 6, Kefeng Road, Science & Technology Park, Nanshan District, Shenzhen, Guangdong, China Tel: (0755) 26639496 Fax: (0755) 26632877 Report Number ： ACS-SF20018 Date of Test ： Jun.05, 2020 Date of Report ： Feb.05, 2021 AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Page 2 of 31 TABLE OF CONTENTS Description Page Test Report Verification 3 1. GENERAL INFORMATION ...................................................................................................... 4 1.1. Description of Equipment Under Test ............................................................................................... 4 1.2. Feature of Equipment Under Test ..................................................................................................... 5 2. GENERAL DESCRIPTION ........................................................................................................ 6 2.1. Product Description For EUT ............................................................................................................ 6 2.2. Applied Standards ............................................................................................................................. 6 2.3. Device Category and SAR Limits ..................................................................................................... 6 2.4. Test Conditions .................................................................................................................................. 6 2.5. Exposure Positions Consideration ..................................................................................................... 7 2.6. Standalone SAR Test Exclusion Considerations ............................................................................... 8 2.7. EUT Configuration and operation conditions for test. .................................................................... 10 2.8. Test Equipments .............................................................................................................................. 10 2.9. Laboratory Environment ................................................................................................................. 12 2.10. Measurement Uncertainty ............................................................................................................... 12 3. MEASURE PROCEDURES ...................................................................................................... 15 3.1. General description of test procedures ............................................................................................ 15 4. SAR MEASUREMENTS SYSTEM .......................................................................................... 16 4.1. SAR Measurement Set-up ............................................................................................................... 16 4.2. ELI Phantom .................................................................................................................................... 17 4.3. Device Holder for SAM Twin Phantom .......................................................................................... 18 4.4. DASY5 E-field Probe System ......................................................................................................... 19 4.5. E-field Probe Calibration ................................................................................................................. 20 4.6. Scanning procedure ......................................................................................................................... 21 5. DATA STORAGE AND EVALUATION ................................................................................. 23 5.1. Data Storage .................................................................................................................................... 23 5.2. Data Evaluation by SEMCAD ......................................................................................................... 23 6. SYSTEM CHECK ...................................................................................................................... 25 7. TEST RESULTS ......................................................................................................................... 27 7.1. Output power ................................................................................................................................... 27 7.2. System Check for Head Tissue simulating liquid ........................................................................... 29 7.3. Test Results ..................................................................................................................................... 30 ANNEX A: SYSTEM CHECK RESULTS ANNEX B: TEST PLOTS ANNEX C: DASY CABLIBRATION CERTIFICATE ANNEX D: TEST SETUP PHOTOS AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Page 4 of 31 1. GENERAL INFORMATION 1.1. Description of Equipment Under Test Applicant E-USE (HONG KONG) CO., LIMITED ROOM803, CHEVALIER HOUSE45-51 CHATHLM ROAD SOUTH TSIM SHA TSUI, KOWLOON, HONG KONG Manufacturer Shenzhen Euse Technology Co., Ltd. 4/F, Block A2, Xinhao First Industrial Zone, Qiaotou Community, Fuhai Street, Bao’an, Shenzhen, China Product BLUETOOTH HEADSET Model No. GE20A FCC ID 2AUXPGE20A IC 25588-GE20A Sample Type Prototype production Date of Receipt Jun.05, 2020 Date of Test Jun.05, 2020 AUDIX Technology (Shenzhen) Co., Ltd. Audix Tech…

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AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex C

AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex D ANNEX D: TEST SETUP PHOTOS Left Cochlea Side Front Side AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex D Top Side Bottom Side AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex D Left Side Right Side AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex D Right Cochlea Side Front Side AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex D Top Side Bottom Side AUDIX Technology (Shenzhen) Co., Ltd. Audix Technology (Shenzhen) Co., ltd.. Report No. ACS-SF20018 Annex D Left Side Right Side THE END

Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-R20042819-1E5 Page 1 of 55 FCC AND ISED CERTIFICATION TEST REPORT FOR Issued By: Dongguan Dongdian Testing Service Co., Ltd. Add.: No. 17, Zongbu Road 2, Songshan Lake Sci&Tech, Industry Park, Dongguan City, Guangdong Province, China, 523808 Tel.: +86-0769-38826678, E-mail: [email protected], http://www.dgddt.com Applicant : E-USE (HONG KONG) CO., LIMITED Address : ROOM 803, CHEVALIER HOUSE, 45-51 CHATHAM ROAD SOUTH, TSIM SHA TSUI, KOWLOON, HONG KONG, China Equipment under Test : BLUETOOTH HEADSET Model No. : GE20A Trade Mark : GoEars FCC ID : 2AUXPGE20A IC : 25588-GE20A Manufacturer : Shenzhen Euse Technology Co., Ltd. Address : 4/F, Block A2, Xinhao First Industrial Zone, Qiaotou Community, Fuhai Street, Bao’an, Shenzhen, China ■Report No.: DDT-R20042819-1E5 ■Issued Date: Dec. 31, 2020 Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-R20042819-1E5 Page 2 of 55 Table of Contents Test report declares........................................................................................................4 1. Summary of Test Results ............................................................................................... 6 2. General Test Information ............................................................................................... 7 2.1. Description of EUT ......................................................................................................... 7 2.2. Accessories of EUT ........................................................................................................ 7 2.3. Assistant equipment used for test .................................................................................. 8 2.4. Block diagram of EUT configuration for test .................................................................. 8 2.5. Test environment conditions .......................................................................................... 8 2.6. Deviations of test standard ............................................................................................. 8 2.7. Test laboratory................................................................................................................ 8 2.8. Measurement uncertainty ............................................................................................... 9 3. Equipment Used During Test ....................................................................................... 10 4. 6 dB Bandwidth and 99% Bandwidth ........................................................................... 12 4.1. Block diagram of test setup .......................................................................................... 12 4.2. Limits ............................................................................................................................ 12 4.3. Test procedure ............................................................................................................. 12 4.4. Test result ..................................................................................................................... 13 4.5. Original test data .......................................................................................................... 13 5. Maximum Peak Output Power ..................................................................................... 19 5.1. Block diagram of test setup .......................................................................................... 19 5.2. Limits ............................................................................................................................ 19 5.3. Test procedure ............................................................................................................. 19 5.4. Test result ..................................................................................................................... 19 5.5. Original test data .......................................................................................................... 20 6. Power Spectral Density ................................................................................................ 23 6.1. Block diagram of test setup .......................................................................................... 23 6.2. Limits ............................................................................................................................ 23 6.3. Test procedure ............................................................................................................. 23 6.4. Test result ..................................................................................................................... 23 6.5. Original test data .......................................................................................................... 24 7. Band Edge Compliance (Conducted Method) ............................................................. 27 7.1. Block diagram of test setup .......................................................................................... 27 7.2. Limits ............................................................................................................................ 27 7.3. Test procedure ............................................................................................................. 27 7.4. Test result ..................................................................................................................... 28 7.5. Original test data .......................................................................................................... 28 Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-R20042819-1E5 Page 3 of 55 8. Radiated Emission ....................................................................................................... 30 8.1. Block diagram of test setup .......................................................................................... 30 8.2. Limit ............…

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Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-R20042819-1E4 Page 111 of 134 15. Test Setup Photograph Dongguan Dongdian Testing Service Co., Ltd. Report No.: DDT-R20042819-1E4 Page 112 of 134