2A9DU-KBT4511XL 6+

XL 6 # KEYS MANUAL This padlock can be opened and closed with one touch Safety Precautions Before using, please read this “Safety Precautions” carefully. Please use it correctly. Also, take good care of it after reading it. Please keep it. The precautions described in the below are for users and other people. It describes the contents to prevent danger and damage to property. Please be sure to observe it. The following display categories are for cases where the displayed contents are not observed and used incorrectly. Explains the degree of harm or damage that may occur. This display indicates “death or serious injury” if mishandled. It is assumed that you may bear your own responsibility This display may cause minor injuries if mishandle. It is the content to show problems that if users not pay attention to, minor injuries and property damage may be occurred. Warning ！ ！ Attention Warning ！ • Do not disassemble or modify. It may cause fire, burns, injuries, or electric shock. , , . •Put it in a fire or heat inamicrowaveovenIHcookeretcApplyheatwitha - . physicalinstrumentorputitinahighpressurecontainersuchasapressurecooker Donotplaceitnear the car under the scorching sun Please do not leave it in any , , , , . placeswhichcausefireburnsinjurieselectricshock •Use with the specified power supply and voltage. Wrong power supply, voltage Charging with may cause a malfunction of the unit. •Offensive odour, abnormal noise, smoke, heat generation, during use, charging, and storage. Stop use immediately if any abnormalities such as discoloration or deformation are observed. Please do not use, store, or install in or near hot places, , , moist or humid place, direct sunlightplacesexposedtodustplaceswithalotof , . dustandoilysmokeincarsandheating . Itmaycauseamalfunctionofthismachine •Please do not give strong impact and vibration such as dropping, trampling, and throwing. It may cause a malfunction of this machine. •Do not let it contact conductive relics (metal pieces, pencil leads, etc.) to the . terminals of this unit. or short the terminals.Keeptheliquidlikewateretcand . . dustoutoftheinsideItmaycauseamalfunctionofthismachine Attention ！ Introduction • Always keep Bluetooth on when using. • Use "IAM Identity" to search App in App store, and install the APP. • What is administrative User ? This is the first registered user and has the authority to share the lock. You can change the Master Password, initialize the padlock, and add users. • What is a user ? A person who can use a padlock. You cannot change the Master Password or initialize the padlock. • Keep out of reach of children. It may be accidentally swallowed or injured. • When connecting / disconnecting the microUSB cable to / from thisu nit,w ith metal. For metal such as straps come into contact with the terminals,p leasedo not touch any part of your body such as your finger. Will cause failure of this machine. How to register a new ID 1.Launch the App and tap on New ID registration the screen above. 2. Enter your email address, and check on the left bottom box to agree the terms of use. Then tap on “Send Code” 3. Verification code sent to your email address, check the code and input to this field, then click Next. 4. Enter your Password, reconfirm password, phone number, user name. Then click on Submit to complete registration. 1234 Sign In Email New ID registation Send code By create an account,you are agreeing to our and UserAgreementPrivacy Policy Account verification [email protected] Verification code RESEND CODE(57) Next Sign In Password New ID registation Submit Re-enter Password Phone number Username How to connect lock and App (administrative user - Master) 12 1.Login with registered email address and password. 2.Press power button to activate bluetooth, green light flash. 34 3.Click ‘+’ to add lock.4.Click on the lock you want to add. 5. Input default 111111 as Master Password. 6. Input new 6 digits password twice times. 7. Master Password changed, and registered lock as master user completed. 567 Basic operation To activate the padlock which has changed to sleep mode if not used for long periods of time. You need to start it by following the steps below. Press to activate bluetooth. power button Lock activated and Green light flash. Unlock Push to start it. When you start it, it will turn on a green light. (No need to connect to APP) power button Push lock hook down firmly. When the blue light comes on, locking is completed. How to lock Ways to share 1.Share by master password • Administrative user to tell the user master password to register the lock. • use the master password to register as user (please refer to how to connect lock and app).User 2.Share in App 1 1. Master click “Share” icon in lock screen. 2 - Input user ID (email address) that you want to share with. - Select number of times (1-5) allow the user to unlock. - Click confirm. 3. User main screen would appear Got Sharing, click on Got Sharing to go into list of locks. 4. Click on the lock you want to unlock, then press button in the lock to unlock. 5. After finish the unlock times, Got Sharing would disappear from main screen. 345 XLKBTLOCK106EC0 -- Share this lock to user User ID Unlock Times 1 Confirm XLKBTLOCKFFC2D6 -- XLKBTLOCK -- FFC2D6 Press lock to open Set One Time Password (OTP) to allow others to unlock 1-5 times 12 1. Master click “Set” in lock screen or click “Reset to empty” to clear OTP record. 2. Input up to 5 sets of 6 digit numbers, or select auto to randomly generate 5 sets of numbers, then click SET. Unlock with any method mentioned in Unlock section . 5 Sign In Back 5. After success, changed password successfully message, you can use new password to login. Changed Password successfully How to charge lock There is a charging port on the lock. Please charge using the microUSB cable. Charging port * After charging, disconnect the microUSB cable from this port. * If the lock has not in used for a long time, the voltage will drop due to self-disch…

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KEYSSMART TECHNOLOGY LIMITED Agent Authorization Company: KEYSSMART TECHNOLOGY LIMITED Address: FLAT/RM B1, 17/F, LEGEND TOWER, NO. 7 SHING YIP STREET, KWUN TONG, HONG KONG Product Name: XL 6+ Model Number(s): BK4511, BK4509, BK4609, BK5400, BK5500, BK5707, BK6100, BK6300 Product Description: XL 6+ We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: 2022-12-13 Name: Yingcheng Liang Title: Electronics Engineer Company: KEYSSMART TECHNOLOGY LIMITED

Date:12December2022 KEYSSMARTTECHNOLOGYLIMITED To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 ToWhomItMayConcern: TheKEYSSMARTTECHNOLOGYLIMITEDtheundersigned,herebyauthorizesMr.WuXuewen fromShenzhenBALUNTechnologyCo.,Ltd.,toactonthebehalfoftheKEYSSMART TECHNOLOGYLIMITEDsolelyinmattersrelatingtotheapplicationforanFCCequipment authorizationforFCCID:2A9DU-KBT4511includingthesigningofdocumentsinconnection withthisApplication.NecessaryactscarriedoutbyShenzhenBALUNTechnologyCo.,Ltd.in connectionwiththeApplicationshallhavethesameeffectasactsoftheKEYSSMART TECHNOLOGYLIMITED TheKEYSSMARTTECHNOLOGYLIMITEDalsoherebycertifythatnopartytothisapplicationis subjecttoadenialofbenefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-Drug AbuseActof1988,21U.S.C.Section862. YoursSincerely, YingChengLiang

Date:13December2022 KEYSSMARTTECHNOLOGYLIMITED To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 Re:KEYSSMARTTECHNOLOGYLIMITED FCCID:2A9DU-KBT4511 FCCCertificationConfidentialityRequest Gentlemen: Thisletteristocomplywith47CFR0.457and0.459pertainingtoconfidentiality material.KEYSSMARTTECHNOLOGYLIMITEDrequeststhatthefollowing documentsregardingthissubmissionforFCCID:2A9DU-KBT4511bekept confidential: ExhibitTypeFileName BlockDiagramBlockDiagram.pdf SchematicsSchematics.pdf OperationalDescriptionOperationalDescription.pdf Andbelowexhibitkeptshort-termconfidential(180days): ExternalphotosExternalphotos.pdf Testsetupphotostestphoto.pdf InternalphotosInternalphotos.pdf UsermanualUsermanual.pdf BL-SZ2290794-AABL-SZ2290794-AA.pdf BL-SZ2290794-AOBL-SZ2290794-AO.pdf Thosedocumentscontaindetailedsystemandequipmentdescriptionandrelated informationabouttheproductwhich KEYSSMARTTECHNOLOGYLIMITED considersto beconfidentialproprietary,acustomdesignand,otherwise,notreleasabletothe generalpublic.Sincethisdesignisabasisformwhichfuturetechnological productswillevolve,KEYSSMARTTECHNOLOGYLIMITEDconsidersthis informationwouldbeofbenefittoitscompetitors,andthatthedisclosureofthe informationinthesedocumentswouldgivecompetitorsanunfairadvantageinthe market. YoursSincerely, YingChengLiang

Report No.: BL-SZ2290685-AW 1 / 4 EUT EXTERNAL PHOTOS FRONT VIEW OF EUT REAR VIEW OF EUT Report No.: BL-SZ2290685-AW 2 / 4 LEFT VIEW OF EUT CLOSE-UP Report No.: BL-SZ2290685-AW 3 / 4 RIGHT VIEW OF EUT TOP VIEW OF EUT Report No.: BL-SZ2290685-AW 4 / 4 BOTTOM VIEW OF EUT

Report No.: BL-SZ2290685-AI 1 / 6 EUT INTERNAL PHOTOS EUT UNCOVER VIEW 1 EUT UNCOVER VIEW 2 Report No.: BL-SZ2290685-AI 2 / 6 EUT UNCOVER VIEW 3 MAIN BOARD TOP VIEW PCB Antenna RF Chip Report No.: BL-SZ2290685-AI 3 / 6 MAIN BOARD REAR VIEW SECONDARY BOARD 1 TOP VIEW Report No.: BL-SZ2290685-AI 4 / 6 SECONDARY BOARD 1 REAR VIEW SECONDARY BOARD 2 TOP VIEW Report No.: BL-SZ2290685-AI 5 / 6 SECONDARY BOARD 2 REAR VIEW BATTERY (FRONT) Report No.: BL-SZ2290685-AI 6 / 6 BATTERY (REAR)

Report No.: BL-SZ2290794-AA 1 / 1 EUT PHOTO Antenna

Report No.: BL-SZ2290685-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Mobile (2022-08-15) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China TEST REPORT Applicant: KEYSSMART TECHNOLOGY LIMITED Address: FLAT/RM B1, 17/F, LEGEND TOWER, NO. 7 SHING YIP STREET, KWUN TONG, HONG KONG Equipment Type: XL 6+ Model Name: KBT4511 (refer section 2.4) Brand Name: Keyssmart FCC ID: 2A9DU-KBT4511 Test Standard: 47 CFR Part 2.1091 (refer section 3.1) Sample Arrival Data: Sep. 19, 2022 Test Date: Sep. 20, 2022 - Nov. 15, 2022 Date of Issue: Dec. 09, 2022 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Julie Zhu Checked by: Xu Rui Approved by: Wei Yanquan (Chief Engineer) _______________ _______________ _______________ Report No.: BL-SZ2290685-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Mobile (2022-08-15) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Revision History Version Issue Date Revisions Content Rev. 01 Dec. 09, 2022 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ......................................................................................................... 3 1.1 Test Laboratory .............................................................................................................. 3 1.2 Test Location .................................................................................................................. 3 2 PRODUCT INFORMATION ......................................................................................................... 4 2.1 Applicant Information ...................................................................................................... 4 2.2 Manufacturer Information ............................................................................................... 4 2.3 Factory Information ........................................................................................................ 4 2.4 General Description for Equipment under Test (EUT) ................................................... 4 2.5 Ancillary Equipment ........................................................................................................ 4 2.6 Technical Information ..................................................................................................... 5 3 SUMMARY OF TEST RESULT ................................................................................................... 6 3.1 Test Standards ............................................................................................................... 6 4 DEVICE CATEGORY AND LEVELS LIMITS .............................................................................. 7 5 ASSESSMENT RESULT ............................................................................................................. 9 5.1 Output Power ................................................................................................................. 9 5.2 Tune-up power ............................................................................................................... 9 5.3 RF Exposure Evaluation Result ..................................................................................... 9 5.4 Conclusion ...................................................................................................................... 9 Report No.: BL-SZ2290685-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Mobile (2022-08-15) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 1 GENERAL INFORMATION 1.1 Test Laboratory Name Shenzhen BALUN Technology Co., Ltd. Address Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Phone Number +86 755 6685 0100 1.2 Test Location Name Shenzhen BALUN Technology Co., Ltd. Location Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 1/F, Building B, Ganghongji High-tech Intelligent Industrial Park, No. 1008, Songbai Road, Yangguang Community, Xili Sub-district, Nanshan District, Shenzhen, Guangdong Province, P. R. China Accreditation Certificate The laboratory is a testing organization accredited by FCC as a accredited testing laboratory. The designation number is CN1196. Report No.: BL-SZ2290685-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 4 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Mobile (2022-08-15) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 2 PRODUCT INFORMATION 2.1 Applicant Information Applicant KEYSSMART TECHNOLOGY LIMITED Address FLAT/RM B1, 17/F, LEGEND TOWER, NO. 7 SHING YIP STREET, KWUN TONG, HONG KONG 2.2 Manufacturer Information Manufacturer Dongguan C-BONG Electronic Tech Co., Ltd Address B-3F, No.19 Hexing Rd, Shatou, Chang’an, Dongguan. 2.3 Factory Information Factory Dongguan C-BONG Electronic Tech Co., Ltd Address B-3F, No.19 Hexing Rd, Shatou, Chang’an, Dongguan. 2.4 General Description for Equipment under Test (EUT) EUT Name XL 6+ Model Name Under Test BK4511 Series Model Name BK4509, BK4609, BK5400, BK5500, BK5707, BK6100, BK6300 Description of Model name differentiation All models are same with electrical parameters and internal circuit structure, but only differ in model name.(this information provided by the customer) Hardware Version CTT920-00601-01 CTT920-00900-01 CTT920-00901-06 Software Version FW:XL_IAM6+_D_V2.1.5_CRC0x93C7 Dimensions (Approx.) N/A Weight (Approx.) N/A 2.5 Ancillary Equipment Ancillary Equipment 1 Battery Brand Name HHS Model No. 352026 Seria…

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Report No.: BL-SZ2290685-601 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 54 Web: www.titcgroup.com Template No.: TRP-FCC Part 15. 247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China TEST REPORT Applicant: KEYSSMART TECHNOLOGY LIMITED Address: FLAT/RM B1, 17/F, LEGEND TOWER, NO. 7 SHING YIP STREET, KWUN TONG, HONG KONG Equipment Type: XL 6+ Model Name: BK4511 (refer section 2.4) Brand Name: Keyssmart FCC ID: 2A9DU-KBT4511 Test Standard: 47 CFR Part 15 Subpart C (refer section 3.1) Sample Arrival Data: Sep. 19, 2022 Test Date: Sep. 20, 2022 - Nov. 15, 2022 Date of Issue: Dec. 09, 2022 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Julie zhu Checked by: Ye Hongji Approved by: Liao Jianming (Technical Director) _______________ _______________ _______________ Report No.: BL-SZ2290685-601 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 54 Web: www.titcgroup.com Template No.: TRP-FCC Part 15. 247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Revision History Version Issue Date Revisions Rev. 01 Dec. 09, 2022 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ......................................................................................................... 4 1.1 Test Laboratory .............................................................................................................. 4 1.2 Test Location .................................................................................................................. 4 2 PRODUCT INFORMATION ......................................................................................................... 5 2.1 Applicant Information ...................................................................................................... 5 2.2 Manufacturer Information ............................................................................................... 5 2.3 Factory Information ........................................................................................................ 5 2.4 General Description for Equipment under Test (EUT) ................................................... 5 2.5 Technical Information ..................................................................................................... 6 3 SUMMARY OF TEST RESULTS ................................................................................................. 7 3.1 Test Standards ............................................................................................................... 7 3.2 Test Verdict .................................................................................................................... 7 4 GENERAL TEST CONFIGURATIONS ........................................................................................ 8 4.1 Test Environments ......................................................................................................... 8 4.2 Test Equipment List ........................................................................................................ 8 4.3 Test Software List ........................................................................................................... 8 4.4 Measurement Uncertainty .............................................................................................. 9 4.5 Description of Test Setup ............................................................................................... 9 4.6 Measurement Results Explanation Example ................................................................ 12 5 TEST ITEMS .............................................................................................................................. 13 5.1 Antenna Requirements ................................................................................................. 13 5.2 Output Power ............................................................................................................... 14 5.3 Occupied Bandwidth .................................................................................................... 16 5.4 Conducted Spurious Emission ..................................................................................... 17 Report No.: BL-SZ2290685-601 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 54 Web: www.titcgroup.com Template No.: TRP-FCC Part 15. 247 (2022-01-12) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 5.5 Band Edge (Authorized-band band-edge) .................................................................... 19 5.6 Conducted Emission .................................................................................................... 21 5.7 Radiated Spurious Emission ........................................................................................ 22 5.8 Band Edge (Restricted-band band-edge) ..................................................................... 27 5.9 Power Spectral density (PSD) ...................................................................................... 28 ANNEX A TEST RESULT ............................................................................................................. 29 A.1 Output Power, Duty Cycle ............................................................................................ 29 A.2 Occupied Bandwidth .................................................................................................... 32 A.3 Conducted Spurious Emissions ................................................................................... 35 A.4 Band Edge (Authorized-band band-edge) .................................................................... 38 A.5 Conducted Emissions ................................................................................................... 40 A.…

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Report No.: BL-SZ2290794-901 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 13 Web: www.titcgroup.com Template No.: TRP-Passive-EN (2022-09-07) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China TEST REPORT Applicant: KEYSSMART TECHNOLOGY LIMITED Address: FLAT/RM B1, 17/F, LEGEND TOWER, NO. 7 SHING YIP STREET, KWUN TONG, HONG KONG Equipment Type: XL 6+ Model Name: KBT4511 Brand Name: Keyssmart Test Standard: ANSI/IEEE Std 149-1979 Test Date: Sep. 23, 2022 Date of Issue: Nov. 15, 2022 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Mai Jintian Checked by: Tolan Tu Approved by: Wei Yanquan (Chief Engineer) _______________ _______________ _______________ Report No.: BL-SZ2290794-901 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 13 Web: www.titcgroup.com Template No.: TRP-Passive-EN (2022-09-07) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Revision History Version Issue Date Revisions Rev. 01 Nov. 15, 2022 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 3 1.1 Test Laboratory ................................................................................................................... 3 1.2 Test Location ....................................................................................................................... 3 2 PRODUCT INFORMATION ....................................................................................................... 4 2.1 Applicant Information ........................................................................................................... 4 2.2 Manufacturer Information .................................................................................................... 4 2.3 General Description for Equipment under Test (EUT) ......................................................... 4 2.4 Ancillary Equipment ............................................................................................................. 4 2.5 Technical Information .......................................................................................................... 4 3 SUMMARY OF TEST RESULTS ............................................................................................... 5 3.1 Test Standards .................................................................................................................... 5 3.2 Test Verdict ......................................................................................................................... 5 3.3 Test Uncertainty .................................................................................................................. 5 4 GENERAL TEST CONFIGURATIONS ...................................................................................... 6 4.1 Test Condition ..................................................................................................................... 6 4.2 Test Equipment List ............................................................................................................. 6 4.3 Test Setup ........................................................................................................................... 7 ANNEX A TEST RESULTS ........................................................................................................... 8 A.1 Gain and Efficiency ............................................................................................................. 8 ANNEX B RADIATION PATTERN ................................................................................................ 9 ANNEX C TEST SETUP PHOTOS ............................................................................................. 12 ANNEX D EUT PHOTO .............................................................................................................. 12 Report No.: BL-SZ2290794-901 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 13 Web: www.titcgroup.com Template No.: TRP-Passive-EN (2022-09-07) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 1 GENERAL INFORMATION 1.1 Test Laboratory Name Shenzhen BALUN Technology Co., Ltd. Address Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Phone Number +86 755 6685 0100 1.2 Test Location Name Shenzhen BALUN Technology Co., Ltd. Location Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 1/F, Building B, Ganghongji High-tech Intelligent Industrial Park, No. 1008, Songbai Road, Yangguang Community, Xili Sub-district, Nanshan District, Shenzhen, Guangdong Province, P. R. China Report No.: BL-SZ2290794-901 Tel: +86-755-66850100 E-mail: [email protected] Page No. 4 / 13 Web: www.titcgroup.com Template No.: TRP-Passive-EN (2022-09-07) Add: Block B, 1/F, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 2 PRODUCT INFORMATION 2.1 Applicant Information Applicant KEYSSMART TECHNOLOGY LIMITED Address FLAT/RM B1, 17/F, LEGEND TOWER, NO. 7 SHING YIP STREET, KWUN TONG, HONG KONG 2.2 Manufacturer Information Manufacturer Dongguan C-BONG Electronic Tech Co., Ltd Address B-3F, No.19 Hexing Rd, Shatou, Chang’an, Dongguan. 2.3 General Description for Equipment under Test (EUT) EUT Name XL 6+ Model Name Under Test KBT4511 Antenna Type PCB Antenna Dimensions 7.4*4.3 mm 2.4 Ancillary Equipment Note: Not applicable. 2.5 Technical Information Test Frequencies 2400MHz, 2410MHz, 2420MHz, 2430MHz, 2440MHz, 2450MHz, 2460MHz, 2470MHz, 2480MHz, 2490MHz, 2500MHz Report No.: BL-SZ2290794-901 Tel: +86-755-66850100 E-mail: [email protected] Page No. 5 / 13…

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Report No.: BL-SZ2290685-AR 1 / 4 TEST SETUP PHOTOS 1 Radiated Test Photo Below 30MHz 30MHz-1GHz Report No.: BL-SZ2290685-AR 2 / 4 Close-up Above 1GHz Report No.: BL-SZ2290685-AR 3 / 4 Close-up 2 Conducted Test Photo Conducted Test-BLE Report No.: BL-SZ2290685-AR 4 / 4 3 Conducted Emissions Test Photo 1 Test Photo 2

Report No.: BL-SZ2290794-AO 1 / 1 TEST SETUP PHOTOS