EW780-1889-00Cell Phone Calls Amplified

User Guide E N G L I S H 1 2 2 3 4 4 Contents Product Specifications Components XLCgo Overview Charging Your XLCgo Getting Started Pairing Your XLCgo with a Mobile device Pairing Your XLCgo with DECT devices 5 6 8 10 13 Reconnecting Your XLCgo Using Your XLCgo Troubleshooting Safety Instructions Regulatory/Compliance Statement 55 1 E N G L I S H Product Specifications Operating Distance: Operating Temperature: Charging Time*: Talk Time*: Standby Time*: Battery Type and Capacity: 10 meters with no obstructions 32F-104F Around 3 hours Up to 10 hours Up to 100 hours LITHIUM-ION POLYMER, 3.7V,950 mAh *Varies by mobile phone settings and operator 2 Components Thank you for choosing the Clarity XLCgo. Inside the package, you should find: 1 XLCgo main unit 1 Charging Cradle 1 USB cable 1 Air Vent Holder 1 User Guide 1 Lanyard 1 2 3 7 4 5 6 9 XLCgo Overview 1. Pairing Button 2. Tone Button 3. Volume Wheel 4. Answer on/off 5. Boost Button 6. Mute/ringer off Button 7. Power Switch 8. Audio Mode Switch 9. Charging Socket 10. 3.5mm Headphone Jack 8 10 3 E N G L I S H Charging Your XLCgo Before using your XLCgo for the first time, please plug the charger into the power source and connect the other end to the charging socket on XLCgo or place in charging cradle to fully charge the battery. • Use only the supplied charger for charging • Charging indication will be delayed a few seconds if XLCgo has not been used for a long period of time. •Battery Pack model BT198555/BT298555 supplied by SHENZHEN BYD LITHIUM BATTERY COMPANY LIMITED •For pluggable equipment, the socket-outlet (power adapter) shall be installed near the equipment and shall be easily accessible. •Rating label is at charger bottom. StatusStatus IndicatorAudio (Earpiece) 1. Charging Green light flashing No sound 2. Fully charged Green light steady then off No sound 3. Low battery Red light flashes"Battery Low" 4. Dead batteryOFFNo sound 4 Getting Started Turning Your XLCgo On and Off: A. Turning on Push the power switch up B. Turning off Push the power switch down Pairing Your XLCgo with a mobile device 1. Press and hold the Pair button on the side of the XLCgo until the pairing light starts flashing red and blue and you hear "Start pairing with mobile device." 2. Open the settings on your mobile phone so that it begins searching for new devices. 3. Place the XLCgo and your device where they are close to each other. 4. Search for devices in your settings menu on your mobile device and select “Clarity” 5. When pairing is complete, the XLCgo’s status indicator will be steady blue and you will hear "mobile device connected." 5 E N G L I S H Pairing XLCgo with Clarity DECT devices XLCgo pairs with the following Clarity DECT devices as an expandable speakerphone: XLC8, XLC7BT, XLC3.4+ and XLC4. 1.Step one: Enter pairing mode on DECT base •Press and hold the [FIND] key on base for 5 seconds, until the visual ringer starts flashing 2. Step two: Enter pairing mode on XLCgo •Turn on XLCgo. Place it in the charging cradle and press & hold [PAIR] key (around 5 seconds) until you hear "Start pairing with base station" and DECT indicator flashes green and red alternately. Then XLCgo enters DECT pairing mode. 3. Step three: Connection to the DECT device •XLCgo is connected with the device automatically as soon as they are paired. When connected, you hear voice guidance “Base station connected”. If not, it announces "registration failed." Reconnecting Your XLCgo 1. If XLCgo has been turned off, it will reconnect to the phone automatically after turning it on; if not, press reconnect on the phone. 2. If the phone has been powered off and XLCgo is then disconnected, reconnect it via the phone’s menu when the phone is on again. Or, turn XLCgo off and then back on. 6 Using Your XLCgo 1. Answer/End Calls Press green answer key once 2. Adjust volume Roll the Volume up or Volume down to increase/decrease the volume. 3. Boost Volume Press the boost button to add additional volume to your phone calls 4. Audio Modes Use this switch to change the audio mode 5.Mute/Silence Ringer Press to mute phone calls while on a call or press to silence the ringer when a call is not active 7 E N G L I S H a.Please use the mobile phone for DIALING/HOLD/REJECT and other functions. b.XLCgo is designed to work with mobile phones; the compatibility of some features is not guaranteed for all devices. Using Your XLCgo 8 Troubleshooting I cannot pair with my mobile phone - Ensure your XLCgo is powered on and fully charged - Ensure the pairing function is turned on on your phone - Ensure XLCgo is in pairing mode (flashes blue and red) - Ensure XLCgo is in range of your phone. If the a bove stepsdo notsolvethe problem, please turn off ;/&Jo and recharge it, and.then try again. - My phone cannot be auto-reconnected XLCgo - Manually connect XLCgo from your mobile phone - Turn off the phone, then turn on again - Turn off XLCgo, then turn on again. 9 E N G L I S H If the above steps do not solve the problem, turn off XLCgo and reset it, then pair XLCgo with your phone again. I hear a “Battery Low” alert during the call, what happens? - This is the Low battery alert. Please charge XLCgo. I hear some noise during the call, why? - There is an obstruction between XLCgo and your mobile. Please remove it. Alternately, try relocating the phone and don’t hold it in your hand. 10 To reduce the risk of fire, electric shock, injury to persons and damage to property, read all operating instructions and the following safety instructions before using your Clarity product. Operating, storage and charging temperature is 10 ̊C to 40 ̊C (50 ̊F to 104 ̊F). • Only use those Clarity products and accessories designed for use with this product. • If you experience a skin irritation after using this product, discontinue use and contact Clarity. • C HILDREN. Never allow children to play with the product-small parts may be a choking hazard. • Do not disassemble the product as this may expose you to dangerous voltages o…

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Appendix B1 Letter of Agency for FCC Certification Feb. 29, 2020 To whom it may concern, Letter of Agency I, an officer of VTech Telecommunications Limited do hereby authorize Intertek Testing Services (Mr. Terry Chan/ Kenneth Wong/ Ms. Jess Tang) to act on our behalf in front of the Federal Communications Commission with respect to all matters relating to certification of equipment under Part 15 and/or Part 95 of the FCC Rules until further notice. I further certify that no party (as defined in §1.2002(b) of CFR 47, 2004) to this application, including myself, is 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., 862. Regards, Michael Tsui Approbation Supervisor

VTech Telecommunications Ltd Feb. 29, 2020 To whom it may concern, Request for Permanent Confidentiality Under FCC Part 15 Certification FCC ID: EW780-1889-00 Request is hereby submitted by VTech Telecommunications Ltd. to withhold permanently from public review certain portions of the application for equipment certification for the referenced FCC identifiers. This request for confidentiality is made pursuant to 47 CFR § 0.457(d) and 0.459 of the FCC Rules. In particular, the following sections of the application are to be kept permanently confidential and VTech Telecommunications Ltd. reserves the right to discern which parties can obtain access to these information:  Schematics  Detailed Block diagrams  Detailed Operational/Functional Description The rationale for request for confidentiality is as followings: This information represents intellectual property of VTech Telecommunications Ltd . and it is subject to competition. We have invested considerable time and materials in research and development to produce the referenced product. Disclosure of the permanently confidential portions of this application to competitors would not only give them significant competitive advantages in developing similar products, but would also disclose successful implementation of unpublished, leading edge technology developed by us. If you have questions or need further information, please contact the undersigned. Regards, Michael Tsui Approbation Supervisor

INTERTEK TESTING SERVICES External Photos FCC ID: EW780-1889-00 IC: 1135B-80188900 INTERTEK TESTING SERVICES External Photos FCC ID: EW780-1889-00 IC: 1135B-80188900

XLC8HS LABEL ARTWORK Size= 24L X 20W MM,R=0.5 MMHS LBL50# white matte UL approved PET Size= 24L X 20W MM,R=0.5 MMHS LBL50# white matte UL approved PET BS UL LBL50# white matte UL approved PETSize= 46L X 24W MM,R=0.5 MM Model:FCC ID: IC: CAUTION: Use Only Supplied Battery Model:XLC8 HS XLC8 FCC ID: EW780-1847-00 IC: 1135B-80184701 CAUTION: Use Only Supplied Battery XLC8 LABEL ARTWORK Model:FCC ID: IC: CAUTION: Use Only Supplied BatteryModel: XLC8HS XLC8HSFCC ID: EW780-1847-00 IC: 1135B-80184701 CAUTION: Use Only Supplied Battery CH LBL50# white matte UL approved PETSize= 46L X 24W MM BS SN LBLSize=50x14mm XXXXX000101 CH SN LBLSize=50x14mm 89465000101 89465000101 89234000101 Model:FCC ID: IC: CAUTION: Use Only Supplied Battery Model:XLC8 HS XLC8 FCC ID: EW780-1847-00 IC: 1135B-80184701 CAUTION: Use Only Supplied Battery Model:FCC ID: IC: CAUTION: Use Only Supplied Battery Model: XLC8HS XLC8HS FCC ID: EW780-1847-00 IC: 1135B-80184701 CAUTION: Use Only Supplied Battery Size= 35L X 24W MM,R=0.5 MMHS LBL50# white matte UL approved PET BS UL LBL50# white matte UL approved PETSize= 46L X 24W MM,R=0.5 MM Model:FCC ID: IC: CAUTION: Use Only Supplied Battery Model:XLCgo HSXLCgoFCC ID: EW780-1889-00 IC: 1135B-80188900 CAUTION: Use Only Supplied Battery XLCgo LABEL ARTWORK Model: XLCgo Model: FCC ID: IC: CAUTION: Use Only Supplied Battery Model:XLCgo HS XLCgo FCC ID: EW780-1889-00 IC: 1135B-80188900 CAUTION: Use Only Supplied Battery Model:FCC ID: IC: CAUTION: Use Only Supplied Battery Mode XLC8-GO HS1 XLC8-GO FCC ID: EW780-1847-00 IC: 1135B-80184701 CAUTION: Use Only Supplied Battery Model:FCC ID: IC: CAUTION: Use Only Supplied BatteryModel:XLC8-GO HS2XLC8-GOFCC ID: EW780-1889-00 IC: 1135B-80188900 CAUTION: Use Only Supplied Battery 11A Model: XLC8 FCC Reg. No.:US:EW7W401A80-184700 IC:1135B-80184700 FCC ID:EW780-1847-00 Model: XLC8HS 11A Model: XLC8-GO FCC Reg. No.:US:EW7W401A80-184700 IC:1135B-80184700 FCC ID:EW780-1847-00 (Updated on Feb 19,2020) Model: XLCgo Model: XLC8HS 11A Model: XLC8 FCC Reg. No.:US:EW7W401A80-184700 IC:1135B-80184700 FCC ID:EW780-1847-00

INTERTEK TESTING SERVICES Internal photos FCC ID: EW780-1889-00 IC: 1135B-80188900 INTERTEK TESTING SERVICES Internal photos FCC ID: EW780-1889-00 IC: 1135B-80188900 INTERTEK TESTING SERVICES Internal photos FCC ID: EW780-1889-00 IC: 1135B-80188900 INTERTEK TESTING SERVICES Internal photos FCC ID: EW780-1889-00 IC: 1135B-80188900 INTERTEK TESTING SERVICES Internal photos FCC ID: EW780-1889-00 IC: 1135B-80188900 INTERTEK TESTING SERVICES Internal photos FCC ID: EW780-1889-00 IC: 1135B-80188900

TEST REPORT 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Telephone: (852) 2173 8888 Facsimile: (852) 2785 5487 www.intertek.com Intertek’s standard Terms and Conditions can be obtained at our website http://www.intertek.com/terms/. The test report only allows to be revised within the retention period unless further standard or the requirement was noticed. This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. © 2017 Intertek Page 1 of 38 SPECIFIC ABSORPTION RATE (SAR) EVALUATION REPORT For Cell Phone Calls Amplified Model Number: XLCgo, XLC8-GO CB, XLCgo HS, XLC8-GO HS2 Brand Name: vtech FCC ID: EW780-1889-00 Prepared for VTech Telecommunications Ltd. 23/F., Tai Ping Industrial Centre, Block 1, 57 Ting Kok Road, Tai Po, Hong Kong. PREPARED AND CHECKED BY: APPROVED BY: Signed On File Siu Yiu Nam, Edwin Senior Lead Engineer Date: March 24, 2020 Chan Chi Hung, Terry Manager Date: March 24, 2020 TEST REPORT VTech Telecommunications Ltd. Intertek Report No: 19120301HKG-001.doc Page 2 of 38 TABLE OF CONTENTS 1 Test Result Summary .............................................................................................................................. 3 2 General Information ............................................................................................................................... 4 3 SAR Measurement System Description ................................................................................................. 7 4 Tissue Verificaiton ................................................................................................................................ 15 5 SAR Measurement System Verification ............................................................................................... 18 6 SAR Evaluation ...................................................................................................................................... 20 7 Test Equipment List .............................................................................................................................. 31 8 Measurement Uncertainty ................................................................................................................... 32 9 E-Field Probe and Dipole Antenna Calibration .................................................................................... 32 APPENDIX A – System Check Data ........................................................................................................... 33 APPENDIX B – SAR Evaluation Data ......................................................................................................... 35 APPENDIX C – E-Field Probe and Dipole Antenna Calibration ................................................................. 37 TEST REPORT VTech Telecommunications Ltd. Intertek Report No: 19120301HKG-001.doc Page 3 of 38 1. TEST RESULT SUMMARY The maximum spatial peak SAR value for the sample device averaged over 1g was found to be: Band Operating Mode TX Frequency (MHz) Highest Reported SAR 1 g Head 1g Body-Worn 1.9GHz DECT Voice 1921.536 – 1928.448 0.00237 W/kg 0.00019 W/kg 2.4GHz Bluetooth Data 2402-2480 N/A N/A This wireless portable device has been shown to be capable of compliance for localized specific absorption rate (SAR) for uncontrolled environment / general population exposure limits specified in ANSI/IEEE C95.1. Applicant: VTech Telecommunications Ltd. Applicant Address: 23/F., Tai Ping Industrial Centre, Block 1, 57 Ting Kok Road, Tai Po, Hong Kong. Model: XLCgo, XLC8-GO CB, XLCgo HS, XLC8-GO HS2 Brand Name: vtech Serial Number: N/A FCC ID: EW780-1889-00 Test Device: Production Unit Exposure Category: General Population/Uncontrolled Exposure Date of Test: December 20-23, 2019 Place of Testing: Intertek Testing Services Hong Kong Unit 3, G/F, World-Wide Industrial Centre, 43-47 Shan Mei Street, Fo Tan, Sha Tin. Environmental Conditions: Temperature: +18 to 25°C Humidity 25 to 75% Test Specification: ANSI/IEEE C95.1 IEEE Std 1528: 2013 FCC KDB Publication 447498 D01 v06 FCC KDB Publication 865664 D01 v01r04 FCC KDB Publication 865664 D02 v01r02 FCC KDB Publication 648474 D04 v01r03 TEST REPORT VTech Telecommunications Ltd. Intertek Report No: 19120301HKG-001.doc Page 4 of 38 2. GENERAL INFORMATION 2.1. Description of Equipment under test (EUT) *Note: 1. DECT has a TDD/TDMA frame structure with a complete frame of 10ms duration with 24 time slots. And under these 24 time slots, the first 12 slots are allocated for the transmission from base station to handsets, and the other 12 slots are for the transmission from handsets to base station. During a call, the handset of this product will use one of 24 time slots to transmit under worst case, which gives a duty cycle of 1/24 ( = 4.2%). Manufacturer: VTech (Dongguan) Telecommunications Limited. Manufacturer Address: VTech Science Park, Xia Ling Bei Management Zone, Liaobu, Dongguan, Guangdong, China. Device dimension (L x W) : 140 (mm) x 65 (mm) Device thickness: 37 (mm) Antenna Gain: Dect: 0 dBi Bluetooth: 0 dBi Operating Configuration(s) / mode: Held to head (Voice call) Body-worn (Voice call) Tx Freque…

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2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong SAR, China. Telephone: (852) 2173 8888 Facsimile: (852) 2785 5487 www.intertek.com Intertek’s standard Terms and Conditions can be obtained at our website http://www.intertek.com/terms/. The test report only allows to be revised within the retention period unless further standard or the requirement was noticed. This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. © 2017 Intertek Page 1 of 26 TEST REPORT Report No.: 19120297HKG-004 Application For Original Grant of 47 CFR Part 15 Certification New Family of RSS-210 Issue 10 Equipment Certification FCC ID: EW780-1889-00 IC: 1135B-80188900 Prepared and Checked by: Approved by: Signed On File Leung Chiu Kuen, Stanley Engineer Tang Kwan Mo, Jess Lead Engineer Date: March 04, 2020 TEST REPORT VTech Telecommunications Ltd. Intertek Report No: 19120297HKG-004 Page 2 of 26 GENERAL INFORMATION Grantee: VTech Telecommunications Ltd. Grantee Address: 23/F., Tai Ping Industrial Centre, Block 1, 57 Ting Kok Road, Tai Po, Hong Kong. FCC Specification Standard: FCC Part 15, October 1, 2018 Edition FCC ID: EW780-1889-00 FCC Model(s): XLCgo, XLC8-GO CB, XLCgo HS, XLC8-GO HS2 IC Specification Standard: RSS-210 Issue 10, December 2019 RSS-Gen Issue 5, April 2018 IC: 1135B-80188900 HVIN XLCgo HS, XLC8-GO HS2 PMN XLCgo HS, XLC8-GO HS2 Type of EUT: Transceiver Description of EUT: Cell Phone Calls Amplified Serial Number: N/A Sample Receipt Date: December 06, 2019 Date of Test: December 06, 2019 to February 11, 2020 Report Date: March 04, 2020 Environmental Conditions: Temperature: +10 to 40°C Humidity: 10 to 90% Conclusion: Test was conducted by client submitted sample. The submitted sample as received complied with the 47 CFR Part 15 / RSS-210 Issue 10 Certification. TEST REPORT VTech Telecommunications Ltd. Intertek Report No: 19120297HKG-004 Page 3 of 26 TABLE OF CONTENTS 1.0 TEST RESULTS SUMMARY & STATEMENT OF COMPLIANCE ............................................. 4 1.1 Summary of Test Results ................................................................................................. 4 1.2 Statement of Compliance ................................................................................................ 4 2.0 GENERAL DESCRIPTION ................................................................................................. 5 2.1 Product Description......................................................................................................... 5 2.2 Test Methodology ........................................................................................................... 5 2.3 Test Facility ..................................................................................................................... 5 3.0 SYSTEM TEST CONFIGURATION ...................................................................................... 6 3.1 Justification ..................................................................................................................... 6 3.2 EUT Exercising Software .................................................................................................. 7 3.3 Radiated Emission Test Setup ......................................................................................... 8 3.4 Conducted Emission Test Setup ...................................................................................... 9 3.5 Details of EUT and Description of Accessories ............................................................... 10 3.6 Measurement Uncertainty ............................................................................................ 10 4.0 TEST RESULTS .............................................................................................................. 11 4.1 Field Strength Calculation.............................................................................................. 11 4.2 Radiated Emissions........................................................................................................ 12 4.2.1 Radiated Emission Configuration Photograph ............................................................ 12 4.2.2 Radiated Emission Data .............................................................................................. 12 4.2.3 Transmitter Duty Cycle Calculation ............................................................................ 20 4.3 Radiated Emission on the Bandedge ............................................................................. 21 4.4 AC Power Line Conducted Emission .............................................................................. 25 5.0 EQUIPMENT LIST ......................................................................................................... 26 TEST REPORT VTech Telecommunications Ltd. Intertek Report No: 19120297HKG-004 Page 4 of 26 1.0 TEST RESULTS SUMMARY & STATEMENT OF COMPLIANCE 1.1 Summary of Test Results Test Items FCC Part 15 Section RSS-210/ RSS-Gen # / RSS-310^ Section Results Details See Section Antenna Requirement 15.203 6.8 # Pass 2.1 Security Code Information 15.214(d) 2.4 Pass 2.1 Radiated Emission Ra…

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INTERTEK TESTING SERVICES The Worst Case Configuration Photographs FCC ID: EW780-1889-00 IC: 1135B-80188900 Radiated Emission - Dect Front View Rear View INTERTEK TESTING SERVICES The Worst Case Configuration Photographs FCC ID: EW780-1889-00 IC: 1135B-80188900 Radiated Emission - Bluetooth Front View Rear View