2AHN6-AUBO107Bluetooth Headphones

User Manual Product Parameters: Bluetooth Version: 5.4 Support Profile: a2dp\avctp\avdtp\avrcp\hfp\spp\smp\att\gap\gatt\rfcomm\sdp\l2cap Working Distance Range: 10m Frequency Range: 2024-2480MHz Battery Specifications: 3.7V, 400mAh, Built-in rechargeable lithium-ion battery Charging Time: about 1.5 hours Music time: about 20 hours Items Included: 1. One Bluetoothheadphone“iHomeTX-72 ” 2. One Type-Cchargingcable 3. One Aux-incable 4. One User ’s Manual OperationGuide : 1.Play/Pause/PowerButton 2.NextTrack/VolumeUp 3.PreviousTrack/VolumeDown 4.USBType-CChargeport 5.3.5mmCable 6.IndicatorLight 7.MicrophoneHole ButtonDescription: 1.Play/Pause/PowerButton Long press the Powerbuttonto turn the headphoneson or off. Short press the Play/Pausebuttonto play or pause. Whena phonecall is incoming,shortpress the Play/Pausebuttonto answer,longpress to reject the incomingcall. After a call,pressthe buttontwo times to redial the last numbercalled. 2.NextTrack/VolumeUp Short press the Next Track buttonto skip to the next track. Long press the buttonto increasevolume. 3.PreviousTrack/VolumeDown Short press the PreviousTrack buttonto skip to the previoustrack. Long press the buttonto decreasevolume. 4.USBType-CChargeport WhenDC5Vcableplugsin,theLEDlightisalwaysredandtheheadphoneisturnedoff. 5.3.5mmCable ThecableallowsforheadphoneusewhenpowerorBluetootharenotavailable. Youwillneedtouseyourdevicetocontroltheplayback. 6.IndicatorLight Whenyouplugtheheadphonesintoachargingmechanism,theindicatorLEDwillglowsolidred.This meanstheinternalbatteryisbeingcharged. WhentheindicatorLEDlightturnstosolidblue,thismeanstheheadphonesarefullychargedand readytouse. LEDindicatorlightStatus: Note: IfnopairingconnectionaftertheBluetoothheadphoneentersthepairingmode,pleaseturnoffthe headphonetosavepower. DonotperformotheroperationswhensearchingBluetoothtopreventtheprogramerror. Pleaseselectapropervolumewhileusingtopreventdamagetoyourears. PleasenotethatagoodenvironmentforusingtheBluetoothheadphonescanavoiddamagetothe headphones. Pleasechargetheheadphoneafteralongtimenone-use. FCCSTATEMENT. ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothefollowingtwo conditions. (1)Thisdevicemaynotcauseharmfulinterference,and (2)Thisdevicemustacceptanyinterferencereceived,includinginterferencethatmaycause undesiredoperation.Warning:Changesormodificationsnotexpresslyapprovedbytheparty responsibleforcompliancecouldvoidtheuser'sauthoritytooperatetheequipment. NOTE:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice, pursuanttoPart15oftheFCCRulesTheselimitsaredesignedtoprovidereasonableprotection againstharmfulinterferenceinaresidentialinstallation.Thisequipmentgeneratesusesandcan radiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,may causeharmfulinterferencetoradiocommunications.However,thereisnoguaranteethatinterference willnotoccurinaparticularinstallation.lfthisequipmentdoescauseharmfulinterferencetoradioor televisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,theuseris encouragedtotrytocorrecttheinterferencebyoneormoreofthefollowingmeasures. Reorientorrelocatethereceivingantenna. Increasetheseparationbetweentheequipmentandreceiver. ChargeStatus LEDindicatorlightstaysred.Whenfullycharged,LEDindicatorlight staysblue PoweronStatus LEDindicatorlightstaysblue PoweroffStatus LEDindicatorlightturnsoff PairingStatusLEDindicatorlightrapidlyalternatingflasheswithredandblue ConnectedStatusLEDindicatorlightflashesblue Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected. Consultthedealeroranexperiencedradio/TVtechnicianforhelp. RFwarningstatement: ThedevicehasbeenevaluatedtomeetgeneralRFexposurerequirement.Thedevicecanbeusedin portableexposureconditionwithoutrestriction.

(Bytech NY Inc.) Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024-08-21 FCC ID: (2AHN6-AUBO107) Ref. #1: Attestation Statements Part 2.911(d)(5)(i) Filing (“Bytech NY Inc.”) certifies 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. Ref. #2: Attestation Statements Part 2.911(d)(5)(ii) Filing (“Bytech NY Inc.”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates)as an entity producing “covered” equipment. Applicant: Bytech NY Inc. Address: 2585 West 13th Street,Brooklyn NY 11223 Contact Person: Soli Mizrahi Tel.: Manager Email: [email protected] Sincerely, Signature:

Bytech NY Inc. Address: 2585 West 13th Street,Brooklyn NY 11223 Date: 2024-08-21 Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements Part 2.911(d)(7) Filing SUBJECT: FCC Application for FCC ID: 2AHN6-AUBO107 FRN: 0025388125 (“Bytech NY Inc.”) certifies that, as of the date of the filing of the application, Bytech NY Inc.. is our designated U.S. agent for service of process for the above referenced FCC ID. (“Bytech NY Inc.”) accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Bytech NY Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: Bytech NY Inc. Address: 2585 West 13th Street,Brooklyn NY 11223 FRN: 0025388125 Contact Person: Soli Mizrahi Email: [email protected] Sincerely, Signed on behalf of Bytech NY Inc. Signed on behalf of Bytech NY Inc. Name: Soli Mizrahi Name: Soli Mizrahi Title: Manager Title: Manager Date: 2024-08-21 Date: 2024-08-21

An tenna Describe 1： Antenna Describe Antenna PCB Antenna Gain 3dBi Frequency Range 2.4Ghz‐2.483Ghz Connector Type Direct Location of mearement(company name) SHENZHENSHIXINZHONGXIN TECHNOLOGY.CO.,LTD 2：Ext ernal View Drawing Picture of antenna 顶层 底层 3：Measurement Result 3.1 Return Loss (S11 ) 3.2 Smith Chart 3.3 Gain

Bytech NY Inc. Date:2024-08-21 Product Model Number: HM-AU-BO-105 iHome TX-38, YN-V06 FCC ID: 2AHN6-AUBO107 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following: • Testing • Approval applications and procedures We declare that ORGANIZATION. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by ORGANIZATION. on our behalf shall have the same effect as acts of our own. By: Contact Listed on FCC Wesbite Title: Manager Email: [email protected] Telephone: 718-449-3700 On behalf of: Bytech NY Inc.

Bytech NY Inc. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: August 21, 2024 Subject; Request for Confidentiality FCC ID: 2AHN6-AUBO107 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure Software Security Requirements for UNII devices In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Soli Mizrahi Title: Manager

Bytech NY Inc. Declaration on Model Differences We, Bytech NY Inc. 2585 West 13th Street Brooklyn NY 11223 USA Declare that the following product(s): Product Name: Bluetooth headphone Model No.: HM-AU-BO-107 iHome TX-72, YN-V06 FCC ID: 2AHN6-AUBO107 Utilize the identical circuit design, PCB layout, shielding and interface with (HM-AU-BO-107 iHome TX-72), only the differ in appearance materials, colors and model name. Therefore this application can be regarded as identical in performance to the submitted test sample. The manufacturer would take all the responsibilities for the above product(s). For and on behalf of NY 11223 USA Authorized person Location Name: Soli Mizrahi Position: Manager Date of issue: 2024-0 8-21 *I hereby declare that I am entitled to sign on behalf of the applicant and that the information supplied is correct and complete.

Page 1 of 5 Report No.: 8231EU011801W-AB ANNEX B EXTERNAL PHOTOS PHOTO 1 PHOTO 2 Page 2 of 5 Report No.: 8231EU011801W-AB PHOTO 3 PHOTO 4 Page 3 of 5 Report No.: 8231EU011801W-AB PHOTO 5 PHOTO 6 Page 4 of 5 Report No.: 8231EU011801W-AB PHOTO 7 PHOTO 8 Page 5 of 5 Report No.: 8231EU011801W-AB PHOTO 9 --- End ---

Label Location On EUT Label Product Name: Bluetooth headphone Model Number: HM-AU-BO-105 iHome TX-38 Trademark: iHome FCC ID: 2AHN6-AUBO107 Sizes: 30mm*40mm

Page 1 of 3 Report No.: 8231EU011801W-AC ANNEX C INTERNAL PHOTOS PHOTO 1 PHOTO 2 Page 2 of 3 Report No.: 8231EU011801W-AC PHOTO 3 PHOTO 4 BT+BLE Antenna Page 3 of 3 Report No.: 8231EU011801W-AC PHOTO 5 PHOTO 6 --- End ---

RF EXPOSURE EVALUATION FCC ID: 2AHN6-AUBO107 According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in §1.1307(b): Routine SAR evaluation refers to that specifically required by §2.1093, using measurements or computer simulation. When routine SAR evaluation is not required, portable transmitters with output power greater than the applicable low threshold require SAR evaluation to qualify for TCB approval. Channel (MHz) Maximum output power (dBm) Tune up tolerance (dBm) Max Tune Up Power (dBm) Distance (mm) Calculation results Limit Operating Mode 2402 -1.42 -1.42±1 -0.42 5 0.281 3 BT 2441 -1.41 -1.41±1 -0.41 5 0.284 3 2480 -1.34 -1.34±1 -0.34 5 0.291 3 2402 -0.64 -0.64±1 0.36 5 0.337 3 2441 -0.64 -0.64±1 0.36 5 0.339 3 2480 -0.54 -0.54±1 0.46 5 0.350 3 2402 -0.33 -0.33±1 0.67 5 0.362 3 2441 -0.28 -0.28±1 0.72 5 0.369 3 2480 -0.19 -0.19±1 0.81 5 0.380 3 2402 -11.38 -11.38±1 -10.38 5 0.028 3 BLE 2440 -12.02 -12.02±1 -11.02 5 0.025 3 2480 -11.70 -11.70±1 -10.70 5 0.027 3 Note: BLE + BT simultaneous: 0.380/3+0.028/3=0.134 < 1 Test Results: PASS.

TEST REPORT Report No.: 8231EU011801W2 Applicant: Bytech NY Inc. Address: 2585 West 13th Street Brooklyn NY 11223 USA Product Name: Bluetooth headphone Model No.: HM-AU-BO-107 iHome TX-72 (refer to clause 2.4) Trademark: iHome FCC ID: 2AHN6-AUBO107 Test Standard(s): 47 CFR Part 15 Subpart C Date of Receipt: Jul. 18, 2024 Test Date: Jul. 18, 2024 – Jul. 30, 2024 Date of Issue: Aug. 20, 2024 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: ____________________ _____________________ Mikey Zhu/ Engineer Sally Zhang/ Manager Page 2 of 33 Report No.: 8231EU011801W2 TRF No.: FCC Part 15 Subpart C_BLE (A02) Revision Record Report Version Issued Date Description Status V0 Aug. 20, 2024 Original Valid Page 3 of 33 Report No.: 8231EU011801W2 TRF No.: FCC Part 15 Subpart C_BLE (A02) Table of Contents 1 COVER PAGE .................................................................................................................................... 1 2 GENERAL INFORMATION .......................................................................................................................5 2.1 APPLICANT INFORMATION ...................................................................................................................5 2.2 MANUFACTURER INFORMATION ...........................................................................................................5 2.3 FACTORY INFORMATION ......................................................................................................................5 2.4 GENERAL DESCRIPTION OF E.U.T. ......................................................................................................5 2.5 TECHNICAL INFORMATION OF E.U.T. ...................................................................................................6 3 TEST SUMMARY .......................................................................................................................................7 3.1 TEST STANDARD ................................................................................................................................7 3.2 TEST VERDICT ....................................................................................................................................7 3.3 TEST LABORATORY ............................................................................................................................7 4 TEST CONFIGURATION ...........................................................................................................................8 4.1 TEST ENVIRONMENT ...........................................................................................................................8 4.2 TEST EQUIPMENT ...............................................................................................................................8 4.3 DESCRIPTION OF SUPPORT UNIT .........................................................................................................9 4.4 TEST MODE........................................................................................................................................9 4.5 DESCRIPTION OF CALCULATION ..........................................................................................................9 4.6 MEASUREMENT UNCERTAINTY ......................................................................................................... 10 4.7 DEVIATION FROM STANDARDS ......................................................................................................... 10 4.8 ABNORMALITIES FROM STANDARD CONDITION ................................................................................. 10 5 TEST ITEMS ........................................................................................................................................... 11 5.1 ANTENNA REQUIREMENT .................................................................................................................. 11 5.1.1 Test Requirement ........................................................................................................... 11 5.1.2 Antenna Anti-Replacement Construction ........................................................................ 11 5.1.3 Antenna Gain .................................................................................................................. 11 5.2 CONDUCTED EMISSION AT AC POWER LINE ..................................................................................... 12 5.2.1 Test Requirement ........................................................................................................... 12 5.2.2 Test Setup Diagram ........................................................................................................ 12 5.2.3 Test Procedure ............................................................................................................... 12 5.2.4 Test Data......................................................................................................................... 12 5.3 DTS BANDWIDTH ............................................................................................................................ 15 5.3.1 Test Requirement ........................................................................................................... 15 5.3.2 Test Setup Diagram ........................................................................................................ 15 5.3.3 Test Procedure ............................................................................................................... 15 5.3.4 Test Data......................................................................................................................... 15 5.4 MAXIMUM CONDUCTED OUTPUT POWER .......................................................................................... 16 5.4.1 Test Requirement ...................................................................................................…

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Page 1 of 28 Report No.: 8231EU011801W-AE ANNEX E TEST DATA For Project No.: 8231EU011801W Client: Bytech NY Inc. Product Description: Bluetooth headphone Model No.: HM-AU-BO-107 iHome TX-72 FCC ID: 2AHN6-AUBO107 Technology: Bluetooth BLE Test Engineer: Test Date: 2024-07-25 Page 2 of 28 Report No.: 8231EU011801W-AE Test Summary Item Result Duty Cycle Pass Bandwidth Pass Maximum Conducted Output Power Pass Maximum Power Spectral Density Pass Unwanted Emissions In Non-restricted Frequency Bands Pass Unwanted Emissions In Restricted Frequency Bands Pass Page 3 of 28 Report No.: 8231EU011801W-AE 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) 1M SISO 2402 0.658 1.250 52.64 2.79 0.03 2440 0.658 1.250 52.64 2.79 0.03 2480 0.658 1.250 52.64 2.79 0.03 Page 4 of 28 Report No.: 8231EU011801W-AE 1.2 Test Graph 1.2.1 Ant1 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 5 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 6 of 28 Report No.: 8231EU011801W-AE 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 1.124 / Pass 2440 1 1.189 / Pass 2480 1 1.340 / Pass 2.1.2 6dB BW Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 0.739 >=0.5 Pass 2440 1 0.741 >=0.5 Pass 2480 1 0.772 >=0.5 Pass Page 7 of 28 Report No.: 8231EU011801W-AE 2.2 Test Graph 2.2.1 OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 8 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 9 of 28 Report No.: 8231EU011801W-AE 2.2.2 6dB BW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 10 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 11 of 28 Report No.: 8231EU011801W-AE 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit 1M SISO 2402 -11.38 <=30 Pass 2440 -12.02 <=30 Pass 2480 -11.70 <=30 Pass Page 12 of 28 Report No.: 8231EU011801W-AE 4. Maximum Power Spectral Density 4.1 Test Result 4.1.1 PSD Mode TX Type Frequency (MHz) Maximum PSD (dBm/3kHz) Verdict ANT1 Limit 1M SISO 2402 -26.66 <=8 Pass 2440 -27.63 <=8 Pass 2480 -27.36 <=8 Pass Page 13 of 28 Report No.: 8231EU011801W-AE 4.2 Test Graph 4.2.1 PSD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 14 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 15 of 28 Report No.: 8231EU011801W-AE 5. Unwanted Emissions In Non-restricted Frequency Bands 5.1 Test Result 5.1.1 Ref Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) 1M SISO 2402 1 -11.94 2440 1 -12.65 2480 1 -12.54 Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. 5.1.2 CSE Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) Limit (dBm) Verdict 1M SISO 2402 1 -11.94 -31.94 Pass 2440 1 -12.65 -32.65 Pass 2480 1 -12.54 -32.54 Pass Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. Page 16 of 28 Report No.: 8231EU011801W-AE 5.2 Test Graph 5.2.1 Ref 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 17 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV Page 18 of 28 Report No.: 8231EU011801W-AE 5.2.2 CSE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 19 of 28 Report No.: 8231EU011801W-AE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 20 of 28 Report No.: 8231EU011801W-AE 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 21 of 28 Report No.: 8231EU011801W-AE 1M_MCH_2440MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 22 of 28 Report No.: 8231EU011801W-AE 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 23 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 24 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 25 of 28 Report No.: 8231EU011801W-AE 6. Unwanted Emissions In Restricted Frequency Bands 6.1 Test Result 6.1.1 RSE Mode TX Type Frequency (MHz) ANT Level of Unwanted Emissions (dBm) Verdict Result Limit 1M SISO 2402 1 Refer To Test Graph Pass 2440 1 Refer To Test Graph Pass 2480 1 Refer To Test Graph Pass Page 26 of 28 Report No.: 8231EU011801W-AE 6.2 Test Graph 6.2.1 RSE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 27 of 28 Report No.: 8231EU011801W-AE 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 28 of 28 Report No.: 8231EU011801W-AE 1M_HCH_2480MHz_Ant1_NTNV --------- End of Report -------

Page 1 of 2 Report No.: 8231EU011801W-AA ANNEX A TEST SETUP PHOTOS PHOTO 1 Photo of Power Line Conducted Emission Test PHOTO 2 Photo of Radiated Emission Test (Below 1GHz) Page 2 of 2 Report No.: 8231EU011801W-AA PHOTO 3 Photo of Radiated Emission Test (Above 1GHz) --- End ---