JFZANC40BTBT headset

Audio-Technica Corporation 2-46-1 Nishi-naruse, Machida Tokyo Japan 194-8666 Date: Jun. 23, 2015 Letter of Authorization We, the undersigned, hereby authorize Harvey Sung of DT&C Co., Ltd. to act on our behalf in all manners relating to application for equipment authorization for FCCID: JFZANC40BT including signing of all documents relating to these matters. Any and all acts carried out by Harvey Sung of DT&C Co., Ltd. on our behalf shall have the same affect as acts of our own. This authorization is valid until further written notice from Audio-Technica Corporation “I, the undersigned, hereby certify that we are not 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. 853(a).” Sincerely, Jackie Green VP Audio-Technica Corporation

DT&C Co., Ltd. 42, Yurim-ro, 154beon-gil, Cheoin-gu, Yongin-si, Gyeonggi-do, Korea 449-935 Date: Jun. 23, 2015 UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538, USA To whom it may concern: I, the undersigned, hereby authorize UL Verification Services Inc. to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by UL Verification Services Inc. on our behalf shall have the same effect as acts of our own. I, the undersigned, hereby certify that we are not 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. 853(a). In authorizing UL Verification Services Inc. as our agent, we still recognize that we are responsible to: a) comply with the relevant provisions of the certification program; b) make all necessary arrangements for the conduct of the evaluation, including provision for examining documentation and access to all areas, records (including internal audit reports) and personnel for the purposes of evaluation (e.g. testing, inspection, assessment, surveillance, reassessment) and resolution of complaints; c) make claims regarding certification only in respect of the scope for which certification has been granted; d) do not use our product certification in such a manner as to bring the Certification Division into disrepute and not make any statement regarding our product certification which the Certification Division may consider misleading or unauthorized; e) upon suspension or cancellation of certification, discontinue use of all advertising matter that contains any reference thereto and return any certification documents as required by the Certification Division; f) use certification only to indicate the products are certified as being in conformity with specified standards; g) endeavor to ensure that no certificate or report nor any part thereof is used in a misleading manner; DT&C Co., Ltd. 42, Yurim-ro, 154beon-gil, Cheoin-gu, Yongin-si, Gyeonggi-do, Korea 449-935 h) ensure that any reference to our product certification in communication media such as documents, brochures or advertising, complies with the requirements of the Certification Division; i) keep a record of all complaints made known to the us relating to the product’s compliance with requirements of the relevant standard and to make these records available to the Certification Division when requested; j) take appropriate action with respect to such complaints and any deficiencies found in products or services that affect compliance with the requirements for certification; k) document the actions taken. This authorization is valid until further written notice from the applicant. Sincerely Yours, Harvey Sung Director REMARK: 1. This authorization letter will be sent along with your application when filing with UL Verification Services Inc. 2. Please follow the format and type it on company letterhead and send original to us. 3. Authorized signature must be in agreement with grantee code contact in FCC database and Industry Canada contact information.

Audio-Technica Corporation 2-46-1 Nishi-naruse, Machida Tokyo Japan 194-8666 Date: Jun. 23, 2015 UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538, USA RE: Request of Confidentiality for FCCID: JFZANC40BT To Whom It may Concern: Pursuant to Sections 0.457 and 0.459 of the Commission`s Rules(CFR 47), and Section 552 (b) (4) of the Freedom of Information Act, Audio-Technica Corporation hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days after the grant as outlined in Public Notice DA 04-1705. This provision will give Audio-Technica Corporation temporary confidentiality of commercially sensitive information prior to product release. The requested permanent and Short-Term Confidential exhibits are listed as follows: PERMANENT & SHORT-TERM CONFIDENTIAL LIST Exhibit Description PERMANENT 1 Block Diagram 2 Schematic 3 Part List 4 Operation Description SHORT-TERM 5 Internal Photo 6 External Photo 7 Test-Setup Photo 8 User Manual The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be public before the date of the Grant for this application. Sincerely, Jackie Green VP Audio-Technica Corporation

FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 1 FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 2 FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 3

FCC ID: JFZANC40BT IC: 1752B-ANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. FCC & IC ID SAMPLE LABEL & LOCATION LABELLING REQUIREMENTS PER §2.925 The Label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time of purchase - The FCC label shown is representative of the label that will appear on the radio when in production. Other information may also be included on this label. - The device is so small that it is not practicable to place the statement specified under 15.19 statement request, the information required by this paragraph shall be placed in a prominent location in the user's manual.

FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 1 FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 2 FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 3 FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 4 FCC ID: JFZANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. View 5

MHz mm = ± =[/]*[√] =Thus SAR for this device is not required. [Threshold at 50 mm in step 1) + (test separation distance - 50 mm)·( f(MHz)/150)] mW [Threshold at 50 mm in step 1) + (test separation distance - 50 mm)·10] mW 2.00dB FCC ID : JFZANC40BT Standalone SAR test exclusion considerations June 26, 2015 - Transmitting frequency =2402 - Min. test separation distance =5 - Max. power with turn-up tolerance =6.00dBm4mW Typical Power:4.00dBm Measured Average Power:4.10dBm Step 1) SAR test exclusion thresholds for 100MHz to 6GHz at test separationn distances ≤ 50 mm =Used [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] · [√f(GHz)] 4.0052.402 1.24≤ 3, for 1g SAR Step 2-1) SAR test exclusion thresholds for 100MHz to 1500MHz at test separationn distances > 50 mm =N/A Step 2-2) SAR test exclusion thresholds for 1500MHz to 6GHz at test separationn distances > 50 mm =N/A Copyright Ⓒ 2015, DT&C Co., Ltd.

FCC ID: JFZANC40BT IC: 1752B-ANC40BT DTNC1505-02478, DTNC1505-02480 Report No.: DRTFCC1506-0142 TRF-RF-212(03)140515 Page 2 / 77 Copyright ○ C 2015, DT&C Co., Ltd. Test Report Version Test Report No. Date Description DRTFCC1506-0142 Jun. 25, 2015 Initial issue FCC ID: JFZANC40BT IC: 1752B-ANC40BT DTNC1505-02478, DTNC1505-02480 Report No.: DRTFCC1506-0142 TRF-RF-212(03)140515 Page 3 / 77 Copyright ○ C 2015, DT&C Co., Ltd. Table of Contents 1.General Information ................................................................................................................ 5 1.1. Testing Laboratory .......................................................................................... 5 1.2. Details of Applicant ......................................................................................... 5 1.3. Description of EUT .......................................................................................... 5 1.4. Declaration by the manufacturer .................................................................... 5 1.5. Information about the FHSS characteristics: ................................................ 6 1.6. Test Equipment List ........................................................................................ 7 1.7. Summary of Test Results ................................................................................ 8 1.8 Conclusion of worst-case and operation mode .............................................. 9 2. Transmitter Radiated Spurious Emissions and Conducted Spurious Emission .......... 10 2.1. Test Setup ...................................................................................................... 10 2.2. Limit ................................................................................................................ 10 2.3. Test Procedures............................................................................................. 11 2.3.1. Test Procedures for Radiated Spurious Emissions................................ 11 2.3.2. Test Procedures for Conducted Spurious Emissions ............................ 11 2.4. Test Results ................................................................................................... 12 2.4.1. Radiated Emission .................................................................................... 12 2.4.2. Conducted Spurious Emissions .............................................................. 15 3. Carrier Frequency Separation............................................................................................. 39 3.1.Test Setup ....................................................................................................... 39 3.2. Limit ................................................................................................................ 39 4.Number of Hopping Frequencies ........................................................................................ 44 4.1.Test Setup ....................................................................................................... 44 4.2. Limit ................................................................................................................ 44 5. 20dBc BW .............................................................................................................................. 50 5.1. Test Setup ...................................................................................................... 50 5.2. Limit ................................................................................................................ 50 5.3. Test Procedure .............................................................................................. 50 5.4. Test Results ................................................................................................... 50 6. Time of Occupancy (Dwell Time) ........................................................................................ 56 6.1. Test Setup ...................................................................................................... 56 6.2. Limit ................................................................................................................ 56 6.3. Test Procedure .............................................................................................. 56 6.4. Test Results ................................................................................................... 56 7. Maximum Peak Output Power Measurement .................................................................... 61 7.1. Test Setup ...................................................................................................... 61 7.2. Limit ................................................................................................................ 61 7.3. Test Procedure ............................................................................................... 61 7.4. Test Results ................................................................................................... 62 FCC ID: JFZANC40BT IC: 1752B-ANC40BT DTNC1505-02478, DTNC1505-02480 Report No.: DRTFCC1506-0142 TRF-RF-212(03)140515 Page 4 / 77 Copyright ○ C 2015, DT&C Co., Ltd. 8. Transmitter AC Power Line Conducted Emission ............................................................ 68 8.1. Test Setup ...................................................................................................... 68 8.2. Limit ................................................................................................................ 68 8.3. Test Procedures ............................................................................................. 68 8.4. Test Results ................................................................................................... 68 9. Antenna Requirement .......................................................................................................... 69 10. Occupied Bandwidth(99 %) ............................................…

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FCC ID: JFZANC40BT IC: 1752B-ANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. Test Setup photographs EUT Position: X-axis EUT Position: Y-axis EUT Position: Z-axis FCC ID: JFZANC40BT IC: 1752B-ANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. Test Setup Photo of Radiated Measurement (0.009 ~ 30MHz) FCC ID: JFZANC40BT IC: 1752B-ANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. Test Setup Photo of Radiated Measurement (below 1000MHz) FCC ID: JFZANC40BT IC: 1752B-ANC40BT Copyright Ⓒ 2015, DT&C Co., Ltd. Test Setup Photo of Radiated Measurement (Above 1GHz)