2AMSOCHBT84FDWireless Headphone

User Manual Manual de usuario CHBT84FD EN ES ... ... 01 14 Audiodynamic App-Enabled Headphones Auriculares habilitados para aplicaciones audiodinámicas User Manual Right Left Drop Card Overview Adjustable headband Next Track / Volume up Previous Track / Volume down Type C charging port AUX-In Jack Power, Play/Pause button Bass Boost Mode, Play/Pause button LED Indicator Built-in microphone Charging Type C charging port USB power source Steady red (LED indicator) Off (LED indicator) Charging Fully charged EN 1 Bluetooth connection with your device When the headphones is turned on, it will automatically enter Bluetooth pairing mode with your media device. Turn on Bluetooth in your device’s settings and search for “CHBT84FD”, then tap “CHBT84FD” to connect. ? Slowly flashing blue The headphones will automatically be paired with your last sucessfully connected media device next time it is turned on. Pairing mode Connected to a device (Successfully paired with your media device). Connected tone notification ON CHBT84FD Press and hold the Power button for 2 seconds to turn the headphones Powering on ON OFF Alternating flashing blue and red (LED indicator) Alternating flashing blue and red Flashing red three times Power on tone notification Power off tone notification Powering on/off Press and hold the Power button for 6 seconds to turn the headphones Powering off EN 2 Controls Phone call mode Music mode Voice Assistant mode Press the “Next Track / Volume Up” button Press and hold the “Play / Pause” button for 2 seconds Press and hold the “Play / Pause” button for 2 seconds Press the “Play / Pause” button once. Press the “Play / Pause” button once. Quickly press the “Play / Pause” button twice. Press and hold the “Previous Track / Volume Down” button Press and hold the “Next Track / Volume Up” button Press the “Previous Track / Volume Down” button Quickly press the “Bass Boost Mode” button twice. Volume down Bass Boost mode Answer/End a call Reject a call Exit Activiate Siri /other voice assistant Volume up Play / Pause Next track Previous track EN 3 Installing the COBY Smart App To download COBY Smart app on your phone (running iOS® 11 or higher, Android™ 5 or higher), scan the QR code shown below by using your phone camera and tapping the pop-up link, or search for "COBY Smart" in Google Play Store (for Android users) or Apple App Store (for iOS users). Next, follow the onscreen instructions to install the COBY Smart App. 1. Launch the COBY Smart App on your phone, tap “Agree” and tap “Sign Up” to create a new account. Enter your mobile phone number or email address to receive a verification code. 2. Enter the verification code sent to your email address or phone number, set the password for the new account, and tap “Done”, then the account setup is complete. The CHBT84FD headphones supports full integration with COBY Smart App, allowing you to get more controls for the headphones. Setting up account Follow these steps to set up a new account: [email protected] • App Control EN 4 Pairing with your phone and COBY Smart app 3. When the account setup is complete, tap “Log In”, then enter your ac- count and password, and select “I Agree” to log in to the COBY Smart App. Tip: For the first login, ensure that you have allowed the notifications and Bluetooth access permissions. 1. Pair with your phone: Follow the steps described in " Pairing " on page 2 to pair the earbuds with your phone. 2. Pair with COBY Smart App: After you log in to the COBY Smart App, tap " Go to App " to enter the Add Device screen of the COBY Smart app. Tap " Add Device " or the icon > Add Device at the upper right corner, and it will automatically search for nearby devices. If the headphones are found, tap “ Add ” > , and wait until the icon appears on the screen, indicating that the Bluetooth connection with the COBY Smart is complete. Tip: If the headphones can’t be found, you can restart the headphones by pressing the Power button. Then retry the pairing operation again. EN 5 When the connection is complete, tap “Done”, then tap the headphones name to enter the home screen on the app, and tap each control menu to begin the control. Playback Control menu Playback Control Equalizer Control menu Settings menu Next track Play/Pause Previous track Volume control Custom Controls Menu Find your headphones Device Manage- ment menu The remaining battery power percentage for the headphones Operations on the App EN 6 For more controls and settings, tap “Scene” and “Me” at the bottom of the App screen. When you forget where you left your headphones, tap the “Find your headphones” menu of the App on your phone to locate it. On home screen, tap to enter the Device management menu. This menu allows you to view the device information, use the Tap to Run and Auto- mation, share the device, create group features, remove the earbuds from the app, and so on. Note: The CHBT84FD can only use the App control on one device. If you want to use the App control on another device, you should remove the headphones by following these steps: 1. On the Home screen, tap >Remove device > Disconnect and wipe data. 2. Tap Me > >Clear Cashe. Allows you to rename the headphone’s Bluetooth name and enable or disable the Game mode for the headphones. Sound Equalizer Control Custom Controls Settings Find your headphones Device management Set custom controls for each tap or hold on your headphones according to your preference. Tap to choose a sound equalizer mode that suits your music. And tap to customize the equalizer settings for your music. EN 7 Model Name CHBT84FD Power Input5 V / 0.5 A Charging time2 hours Playtime8 hours Battery TypeRechargeable Lithium-ion Range10m / 33 ft Bluetooth version V 5.3 Weight 153.5 g/ 5.41 oz Specifications I AUX In Mode To connect the headphones with your media device via aux cable, plug one end of the aux cable into the aux port of the headphones, and the other end into the aux port of your media device. Then you can str…

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1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: Summit Electronics LLC FRN: 0026659094 Contact Name: Moshe Dancikier Address: 1 Rewe Street, Brooklyn,New York,11211 United States Telephone No: 212-260-0666 Email: [email protected] Applicant: Company name: Summit Electronics LLC Product Description: Wireless Headphone Grantee code: 2AMSO FCC ID: 2AMSOCHBT84FD Contact Name: Moshe Dancikier Address: 1 Rewe Street, Brooklyn,New York,11211 United States Telephone No: 212-260-0666 Email: [email protected] [Summit Electronics LLC] certifies that, as of the date of this filing of the application with the TCB, [Summit Electronics LLC] is our designated US agent for service of process for the above referenced FCC ID. [Summit Electronics LLC] 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 equipment. [Summit Electronics LLC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The Summit Electronics LLC is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 2023/07/12 Applicant’s Name: Moshe Dancikier US Agent’s Name: Moshe Dancikier Title: Sourcing Title: Sourcing Signature Signature

C5266091_X24_Ed.2 1/1 “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: Summit Electronics LLC Grantee code: 2AMSO FCC ID: 2AMSOCHBT84FD Contact Name: Moshe Dancikier Address: 1 Rewe Street, Brooklyn,New York,11211 United States Telephone No: 212-260-0666 Fax No: 212-473-1873 Email: [email protected] i. [Summit Electronics LLC] (“the applicant”) 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. The applicant must sign this certification. ii. [Summit Electronics LLC] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [Summit Electronics LLC] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered” equipment . Date: 2023-07-12 Applicant’s Name: Moshe Dancikier Title: Sourcing Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

Summit Electronics LLC 1 Rewe Street, Brooklyn,New York,11211 United States Product Similarity Declaration Product name: Wireless Headphone Model name: CHBT84FD, CHBT845, CHBT84FDBK, CHBT84FDSL, CHBT845BK, CHBT845SL FCC ID: 2AMSOCHBT84FD We (Summit Electronics LLC) hereby state that These models have the same circuit schematic, construction, PCB Layout and critical components. Their differences are model name and color of appearance due to trading purpose. Please kindly handle on the project. Signature: Name: Moshe Dancikier Title: Sourcing 2023/07/12

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: Summit Electronics LLC Address: 1 Rewe Street, Brooklyn,New York,11211 United States Product Name: Wireless Headphone Model Number: CHBT84FD, CHBT845, CHBT84FDBK, CHBT84FDSL, CHBT845BK, CHBT845SL FCC Identifier: 2AMSOCHBT84FD We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Moshe Dancikier Date: 7/12/2023 Title: Sourcing Signature of applicant:

C5266091_X10_Ed.1 1/1 Summit Electronics LLC Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 7/12/2023 Subject: Request for Confidentiality FCC ID: 2AMSOCHBT84FD 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 are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term 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 Above mentioned document contains detailed system and equipment description 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 advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Moshe Dancikier Title: Sourcing

FCC ID: 2AMSOCHBT84FD External photos FCC ID: 2AMSOCHBT84FD FCC ID: 2AMSOCHBT84FD FCC ID: 2AMSOCHBT84FD

print color cool gray 6C L/R silkscreens on fabric inside earcup print cool gray 6C 17.5MM 13MM 20MM 20MM Date Code 2023-07 FCC ID :2AMSOCHBT84FD 802638 Model: CHBT84FD Input: 500mA/DC5V Made in China 8x31.5mm Date Code 2023-07 FCC ID :2AMSOCHBT84FD 802638 Model: CHBT84FD Input: 500mA/DC5V Made in China

FCC ID: 2AMSOCHBT84FD Internal photos FCC ID: 2AMSOCHBT84FD FCC ID: 2AMSOCHBT84FD RF Antenna RF Chip

Report No.: NTC2307006F01 Dongguan Nore Testing Center Co., Ltd. Address: Building D, Gaosheng Science and Technology park, Hongtu road, Nancheng district, Dongguan city, Guangdong province, China Web: www.ntc-c.com Tel:+86-769-2202 2444 Fax:+86-769-2202 2799 Page 1 of 9 RF EVALUATION TEST REPORT Applicant......................... : Summit Electronics LLC Address........................... : 1 Rewe Street, Brooklyn,New York,11211 United States Manufacturer.................... : Summit Electronics LLC Address........................... : 1 Rewe Street, Brooklyn,New York,11211 United States Factory........................... : KINGRAY ELECTRONICS CO., LTD Address.......................... : 2F, Building 7, Huayisheng Industrial Park, Fenghuang Village, Fuyong Town, Baoan, Shenzhen EUT ............................... : Wireless Headphone Brand Name..................... : COBY Model No. ....................... : CHBT84FD, CHBT845, CHBT84FDBK, CHBT84FDSL, CHBT845BK, CHBT845SL (For model difference refer to section 2) FCC ID............................ : 2AMSOCHBT84FD Measurement Standard....... : 47 CFR PART 2, Section 2.1093 Receipt Date of Samples.... : July 01, 2023 Date of Tested.................. : July 01, 2023 to July 08, 2023 Date of Report.................. : July 12, 2023 This report shows that above equipment is technically compliant with the requirements of the standards above. All test results in this report apply only to the tested sample(s). Without prior written approval of Dongguan Nore Testing Center Co., Ltd, this report shall not be reproduced except in full. Prepared by Rose Hu / Project Engineer Approved by Iori Fan / Authorized Signatory Report No.: NTC2307006F01 Page 2 of 9 Table of Contents 1. General Description of EUT ............................................................................................................................... 4 2. Test Facility and Location .................................................................................................................................. 6 3. Applicable Standards and References ............................................................................................................... 6 4. Maximum Permissible Exposure Limit ............................................................................................................... 7 5. RF Exposure Evaluation Results ....................................................................................................................... 9 Report No.: NTC2307006F01 Page 3 of 9 Revision History Report Number Description Issued Date NTC2307006F01 Initial Issue 2023-07-12 Report No.: NTC2307006F01 Page 4 of 9 1. General Description of EUT Product Information Product name: Wireless Headphone Main Model Name: CHBT84FD Additional Model Name: CHBT845, CHBT84FDBK, CHBT84FDSL, CHBT845BK, CHBT845SL Model Difference: These models have the same circuit schematic, construction, PCB Layout and critical components. Their differences are model name and appearance due to trading purpose. S/N: 2307-3180 Brand Name: COBY Hardware Version: V00 Software Version: V00 Rating: DC 3.7V come from internal li-ion battery or DC 5V come from USB port (for charging only) Classification: Class B Typical arrangement: Table-top / Portable I/O Port: Refer to the user manual Accessories Information Adapter: N/A Cable: N/A Other: N/A Additional information Note: According to these model differences, all tests were performed on model CHBT84FD according to the manufacturer requirement. Remark: All the information above are provided by the manufacturer. More detailed feature of the EUT please refers to the user manual. Report No.: NTC2307006F01 Page 5 of 9 Technical Specification Bluetooth Version: V5.3 Frequency Range: 2402-2480MHz Modulation Type: GFSK, Π4/-DQPSK Number of Channel: 79 (refer to following channel list for details) Channel Space: 1MHz Antenna Type: PCB antenna Number of Antenna 1 Antenna Gain: 1.08 dBi (Declared by the manufacturer) The EUT does not support Bluetooth Low Energy feature in accordance with the manufacturer declaration. Report No.: NTC2307006F01 Page 6 of 9 2. Test Facility and Location Test Site : Dongguan Nore Testing Center Co., Ltd. (Dongguan NTC Co., Ltd.) Accreditations and Authorizations : The Laboratory has been assessed and proved to be in compliance with CNAS/CL01 Listed by CNAS, August 13, 2018 The Certificate Registration Number is L5795. The Certificate is valid until August 13, 2024 The Laboratory has been assessed and proved to be in compliance with ISO17025 Listed by A2LA, November 01, 2017 The Certificate Registration Number is 4429.01 Listed by FCC, November 06, 2017 Test Firm Registration Number: 907417 Listed by Industry Canada, June 08, 2017 The Certificate Registration Number. Is 46405-9743A Test Site Location : Building D, Gaosheng Science and Technology Park, Hongtu Road, Nancheng District, Dongguan City, Guangdong Province, China 3. Applicable Standards and References According to the specifications of the manufacturer, the EUT must comply with the requirements of the following standards: Test Standards: 47 CFR Part 1, 1.1307 47 CFR Part 2, 2.1093 KDB 447498 D04 v01 Report No.: NTC2307006F01 Page 7 of 9 4. Maximum Permissible Exposure Limit According to 47 CFR Part 1, 1.1307, for single RF sources (i.e., any single fixed RF source, mobile device, or portable device, as defined in paragraph (b)(2) of this section): A single RF source is exempt if: 47 CFR Part 1, 1.1307 (A) The available maximum time- averaged power is no more than 1 mW, regardless of separation distance. This exemption may not be used in conjunction with other exemption criteria other than those in paragraph (b)(3)(ii)(A) of this section. Medical implant devices may only use this exemption and that in paragraph (b)(3)(ii)(A); (B) Or the available maximum time- averaged power or effective radiated power (ERP), whichever is greater, is less than or equal to the thresh…

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Report No.: NTC2307006FV00 Dongguan Nore Testing Center Co., Ltd. Address: Building D, Gaosheng Science and Technology park, Hongtu road, Nancheng district, Dongguan city, Guangdong province, China Web: www.ntc-c.com Tel:+86-769-2202 2444 Fax:+86-769-2202 2799 Page 1 of 43 FCC RADIO TEST REPORT Applicant............................ : Summit Electronics LLC Address.............................. : 1 Rewe Street, Brooklyn,New York,11211 United States Manufacturer....................... : Summit Electronics LLC Address.............................. : 1 Rewe Street, Brooklyn,New York,11211 United States Factory.............................. : KINGRAY ELECTRONICS CO., LTD Address.............................. : 2F, Building 7, Huayisheng Industrial Park, Fenghuang Village, Fuyong Town, Baoan, Shenzhen Product Name....................... : Wireless Headphone Brand Name.......................... : COBY Model No. ........................... : CHBT84FD, CHBT845, CHBT84FDBK, CHBT84FDSL, CHBT845BK, CHBT845SL (For model difference refer to section 2) FCC ID................................ : 2AMSOCHBT84FD Measurement Standard........... : 47 CFR FCC Part 15, Subpart C (Section 15.247) Receipt Date of Samples...... : July 01, 2023 Date of Tested...................... : July 01, 2023 to July 08, 2023 Date of Report....................... : July 12, 2023 This report shows that above equipment is technically compliant with the requirements of the standards above. All test results in this report apply only to the tested sample(s). Without prior written approval of Dongguan Nore Testing Center Co., Ltd, this report shall not be reproduced except in full. Prepared by Rose Hu / Project Engineer Approved by Iori Fan / Authorized Signatory Report No.: NTC2307006FV00 Page 2 of 43 Table of Contents 1. Summary of Test Result ........................................................................................................................... 4 2. General Description of EUT ...................................................................................................................... 5 3. Test Channels and Modes Detail ............................................................................................................... 8 4. Configuration of EUT ................................................................................................................................ 8 5. Modification of EUT .................................................................................................................................. 8 6. Description of Support Device ................................................................................................................... 9 7. Test Facility and Location ....................................................................................................................... 10 8. Applicable Standards and References ..................................................................................................... 11 9. Deviations and Abnormalities from Standard Conditions ........................................................................... 11 10. Test Conditions .................................................................................................................................... 12 11. Measurement Uncertainty ..................................................................................................................... 13 12. Sample Calculations ............................................................................................................................. 14 13. Test Items and Results ......................................................................................................................... 15 13.1 Conducted Emissions Measurement .................................................................................................... 15 13.2 Radiated Spurious Emissions and Restricted Bands Measurement ....................................................... 17 13.3 Channel Separation test ...................................................................................................................... 24 13.4 20dB Bandwidth ................................................................................................................................. 27 13.5 Hopping Channel Number ................................................................................................................... 30 13.6 Time of Occupancy (Dwell Time) ......................................................................................................... 32 13.7 Maximum Peak Output Power ............................................................................................................. 35 13.8 Band Edge Conducted Spurious Emission Measurement ...................................................................... 38 13.9 Antenna Requirement ......................................................................................................................... 42 14. Test Equipment List .............................................................................................................................. 43 Report No.: NTC2307006FV00 Page 3 of 43 Revision History Report Number Description Issued Date NTC2307006FV00 Initial Issue 2023-07-12 Report No.: NTC2307006FV00 Page 4 of 43 1. Summary of Test Result FCC Rules Description of Test Result Remarks §15.247(a)(1) Channel Separation test PASS --- §15.247(a)(1) 20dB Bandwidth PASS --- §15.247(a)(1)(iii) Hopping Channel Number PASS --- §15.247(a)(1)(iii) Time of Occupancy (Dwell Time) PASS --- §15.247(b) Max Peak output Power test PASS --- §15.247(d) Band edge test PASS --- §15.207 (a) AC Power Conducted Emission N/A See note §15.247(d),§15.209, §15.205 Radiated Emission PASS --- §15.203 Antenna Requirement PASS --- §15.247(d) Conducted Spurious Emission PASS --- Note: AC Power Conducted Emission is not applicable due to the EUT powered by interna…

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Antenna Specification Antenna type PCB Antennas Working Frequency 2.4 ~ 2.5 GHz Central Frequency 2450 MHz Gain max 1.08 DBi Impedance 50 Ohm Manufacture Hua Zicheng Technology Co., LTD Address Hua Zicheng Technology Co., LTD., 5th Floor, Building B, No.6, Dongcai Industrial Park, Gushu, Shenzhen Test result 2400 2450 2500