2AR2STAH4500ANC on-ear headphones

U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: American Certification Body, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: TPV-USA Corp Contact Name: Gcoff Bostwick Street Address: 6525 Carnegie Blvd., Suite #200 Charlotte, NC 28211 City/Province/Zip: NA Telephone No: 980-890-7523 Email: [email protected] FRN #: 0033543315 This letter is to confirm that we (“the Designated U.S. Agent) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. U.S. Agent Signature: Date: March 25, 2026 Signed by (Gcoff Bostwick / Manager): The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission- related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: MMD Hong Kong Holding Limited FCC ID: 2AR2STAH4500 FRN #: 0028068138 Contact Name: Tomas Guan Street Address: Units 1208-11, 12th Floor, C-Bons International Center, 108 Wai Yip Street, Kwun Tong, Kowloon, Hong Kong Telephone No: 86-755-36358341 Extension: -- Email: [email protected] Applicant Signature 1 : Date: March 25, 2026 Signed by (Tomas Guan / Safety & Approbation Manager): 1 - Letters must be placed on appropriate letterhead. The signee for the applicant must be one of the following: Applicant (grantee) contact of record in the FCC’s authorization system, or authorized officers or employee of the applicant (grantee).

MMD Hong Kong Holding Limited 092723-17 rev 10 Certification Application Attestation Statements Date: April 7, 2026 American Certification Body, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 To Whom It May Concern: Statement for 47 CFR section 2.911(d)(5)(i) ______ MMD Hong Kong Holding Limited ______ certifies that as of the date of the application the equipment for which authorization is sought is not “covered” equipment 1 prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, including affiliates or subsidiaries of the named companies, the applicant must include an explanation on why the equipment is not “covered” equipment. Additional Explanation: <N/A> Statement for 47 CFR section 2.911(d)(5)(ii) _____ MMD Hong Kong Holding Limited ______ (“the applicant”) certifies that, as of the date of the filing of this application, the applicant ☐ - is /  - is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates – see KDB 986446 Question 5) as an entity producing “covered” equipment. The applicant also certifies that the device does not have cybersecurity and/or anti-virus software produced by Kaspersky Lab, Inc or any of its successors and assignees identified on the covered list installed on the device, nor will it be installed by the applicant any time after certification. Thank you, By: __________________________ ________ Tomas Guan__________ (Signature 2 ) (Print name) Title: ___ Safety & Approbation Manager ____ Company: __MMD Hong Kong Holding Limited__ Telephone: _____86-755-36358341______ 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 . 2 - Letters must be placed on appropriate letterhead.

MMD Hong Kong Holding Limited Product Similarity Declaration Product name: ANC on-ear headphones Model name: TAH4500, TAH4500xx/yy(xx=AA-ZZ or blank denoted different color, yy=00-99 denoted different country destination) We (MMD Hong Kong Holding Limited) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), except the production or package color and model number for marketing purpose. Signature: Name: James LV Title: Safety & Approbation Manager Place, Hong Kong date 2026-1-20

MMD Hong Kong Holding Limited Units 1208-11, 12th Floor, C-Bons International Center, 108 Wai Yip Street, Kwun Tong, Kowloon, Hong Kong 050222-17 Request for Confidentiality Date: April 7, 2026 Subject: Confidentiality Request for: ____ 2AR2STAH4500 ___ Pursuant to FCC 47 CFR 0.457(d) and 0.459 and/or IC RSP-100, Section 12.4, the applicant requests that a part of the subject application(s) be held confidential. Type of Confidentiality Requested Exhibit ☐ Short Term ☒ Permanent Block Diagrams ☐ Short Term --------------------------- External Photos ☐ Short Term ☐ Permanent * 1 Internal Photos ☐ Short Term ☒ Permanent Operation Description/Theory of Operation ☐ Short Term ☐ Permanent Parts List & Placement/BOM ☐ Short Term ☐ Permanent Tune-Up Procedure ☐ Short Term ☒ Permanent Schematics ☐ Short Term --------------------------- Test Setup Photos ☐ Short Term ☐ Permanent * 1 User’s Manual _____ MMD Hong Kong Holding Limited______ has spent substantial effort in developing this product and it is one of the first of its kind in industry. Having the subject information easily available to "competition" would negate the advantage they have achieved by developing this product. Not protecting the details of the design will result in financial hardship. Permanent Confidentiality: The applicant requests the exhibits listed above as permanently confidential be permanently withheld from public review due to materials that contain trade secrets and proprietary information not customarily released to the public. Sincerely, By: (Signature/Title 2 ) Safety & Approbation Manager (Print name) Tomas Guan The asterisked items (*) require further information to be provided to ACB before permanent confidentiality will be extended to these exhibits. Please refer to FCC KDB 726920 and the specific Document link for D01 found at: https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=41731 and review section II, 3) regarding specific information that must accompany these requests. 2 - Must be signed by applicant contact given for applicant on the FCC site, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters should be placed on appropriate letterhead.

V _ _ Koninklijke Philips N.V. High Tech Campus 52, 5656 AG Eindhoven, The Netherlands Our ref: 2018PJT02263 BLES LoA 432 Date: December 18, 2025 MMD Hong Kong Holding Limited Unit 1208-11, 12th Floor, C-Bons International Center, 108 Wai Yip Street, Kwun Tong, Kowloon, Hong Kong Subject: Authorization use trademarks To whom this may concern Koninklijke Philips N.V. is the owner of the trademarks listed in Annex 1 to this letter (“Trademarks”). Koninklijke Philips N.V. confirms that MMD Hong Kong Limited and its affiliates, listed in Annex 2 to this letter, are authorized to use the Trademarks until December 31, 2027, in connection with the sale and distribution (including but not limited to sale and distribution on e-commerce platforms) of Philips-branded Audio Video products and Audio Video accessories (In-House), manufactured by MMD Hong Kong Limited or one or more of its affiliates in accordance with the trademark license agreement between Koninklijke Philips N.V. and MMD Hong Kong Limited. Yours sinc erely, Koninklijke Philips N.V. John van L in Authorized Representative Date: December 18, 2025 Page: 2 _ _ Annex 1: Trademarks Trademark Registration number Philips 991346 (International) Philips Shield 1240236 (International) December 9, 2025 Page: 3 _ _ Annex2: List of Affiliates

MMD Hong Kong Holding Limited 050222-17 Authority to Act as Agent Date: April 7, 2026 American Certification Body, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 To Whom It May Concern: ______ Shenzhen UnionTrust Quality and Technology Co., Ltd.______ is authorized to act on our behalf, until otherwise notified, for applications to American Certification Body, Inc. (ACB). We certify that we are not subject to 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. Further, no party, as defined in 47 CFR 1.2002 (b), to the application is subject to denial of federal benefits, that includes FCC benefits. We also declare that the information provided to the FCC is true and correct to the best of our knowledge (47 CFR 2.911(d)) and we have been informed of the grantee responsibilities (47 CFR 2.909) with regard to certified equipment. Thank you, Agency Agreement Expiration Date: _____ 12 months___ By: __________________________ ____ Tomas Guan ____ (Signature 1 ) (Print name) Title: __Safety & Approbation Manager ___ On behalf of: ___ MMD Hong Kong Holding Limited __ (Company Name) Telephone: 86-755-36358341 1 - Must be signed by applicant contact given for applicant on the FCC site, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters should be placed on appropriate letterhead.

Page 1 of 2 FCC ID: 2AR2STAH4500 IC: 24589-TAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com APPENDIX 2 PHOTOS OF EUT CONSTRUCTIONAL DETAILS EUT EXTERNAL PHOTOS EUT Photo EUT Photo Page 2 of 2 FCC ID: 2AR2STAH4500 IC: 24589-TAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com EUT Photo EUT Photo

Label location

Page 1 of 4 FCC ID: 2AR2STAH4500 IC: 24589-TAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com APPENDIX 2 PHOTOS OF EUT CONSTRUCTIONAL DETAILS EUT INTERNAL PHOTOS EUT Photo EUT Photo Page 2 of 4 FCC ID: 2AR2STAH4500 IC: 24589-TAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com EUT Photo BT Antenna EUT Photo Page 3 of 4 FCC ID: 2AR2STAH4500 IC: 24589-TAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com EUT Photo EUT Photo Page 4 of 4 FCC ID: 2AR2STAH4500 IC: 24589-TAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com EUT Photo

Page 1 of 21 Report No.: 26022722775EMC-1 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F., Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com UTTR-EMC-ICES003-V1.2 TEST REPORT Product Name: ANC on-ear headphones Trade Mark: PHILIPS or Model No.: TAH4500 Add. Model No.: TAH4500 xx/yy(xx=AA-ZZ or blank denoted different color, yy=00-99 denoted different country destination) Report Number: 26022722775EMC-1 Test Standards: FCC 47 CFR Part 15 Subpart B ICES-003 Issue 7 FCC ID: 2AR2STAH4500 Test Result: PASS Date of Issue: April 7, 2026 Prepared for: MMD Hong Kong Holding Limited Units 1208-11, 12th Floor, C-Bons International Center, 108 Wai Yip Street, Kwun Tong, Kowloon, Hong Kong Prepared by: Shenzhen UnionTrust Quality and Technology Co., Ltd. 16/F., Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China TEL: +86-755-2823 0888 FAX: +86-755-2823 0886 Prepared by: Reviewed by: David Chen Kevin Liang Senior Project Engineer Assistant Manager Approved by: Date: April 7, 2026 Billy Li Technical Director Page 2 of 21 Report No.: 26022722775EMC-1 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F., Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com UTTR-EMC-ICES003-V1.2 Version Version No. Date Description V1.0 April 7, 2026 Original Page 3 of 21 Report No.: 26022722775EMC-1 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F., Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com UTTR-EMC-ICES003-V1.2 CONTENTS 1. GENERAL INFORMATION ....................................................................................................................................... 4 1.1 CLIENT INFORMATION ........................................................................................................................................ 4 1.2 EUT INFORMATION ............................................................................................................................................ 4 1.2.1 GENERAL DESCRIPTION OF EUT ............................................................................................................ 4 1.2.2 DESCRIPTION OF ACCESSORIES .............................................................................................................. 4 1.3 DESCRIPTION OF SUPPORT UNITS ...................................................................................................................... 5 1.4 TEST LOCATION ................................................................................................................................................. 5 1.5 TEST FACILITY ................................................................................................................................................... 5 1.6 DEVIATION FROM STANDARDS ............................................................................................................................ 5 1.7 ABNORMALITIES FROM STANDARD CONDITIONS .................................................................................................. 6 1.8 OTHER INFORMATION REQUESTED BY THE CUSTOMER ........................................................................................ 6 1.9 MEASUREMENT UNCERTAINTY ........................................................................................................................... 6 2. TEST SUMMARY ...................................................................................................................................................... 7 3. EQUIPMENT LIST .................................................................................................................................................... 8 4. TEST CONFIGURATION .......................................................................................................................................... 9 4.1 ENVIRONMENTAL CONDITIONS FOR TESTING ........................................................................................................ 9 4.1.1 NORMAL OR EXTREME TEST CONDITIONS ............................................................................................... 9 4.1.2 RECORD OF NORMAL ENVIRONMENT AND TEST SAMPLE ........................................................................... 9 4.2 TEST MODES ..................................................................................................................................................... 9 4.3 TEST SETUP .................................................................................................................................................... 10 4.3.1 FOR RADIATED EMISSIONS TEST SETUP ................................................................................................ 10 4.3.2 FOR CONDUCTED EMISSIONS TEST SETUP ............................................................................................ 11 4.4 SYSTEM TEST CONFIGURATION ........................................................................................................................ 11 5. REFERENCE DOCUMENTS FOR TESTING ......................................................................................................... 12 6. EMC REQUIREMENTS SPECIFICATION .............................................................................................................. 12 6.1 RADIATED EMISSION .......................................................................................................................................…

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Engi ne er Customer Name:SHENZHENSHIXINZHONGXIN TECHNOLOGY.CO.,LTD Product Name: BT Antenna Sample Model: H4500 Reference Standard:GB/T9410-2008; ANSI/IEEE Std 149-1979 IssueDate:2025.11.28 : Date: Auditor: Date: Appro ver: Date: 2025.11.28 2025.11.28 2025.11.28 1.GeneralInformation 1 . 1GeneralInformationoftestinginstitutions Name ShenzhenHetuoTechnologyCo.,Ltd. Address Room1202B,BuildingC6,HengfengIndustrialCity,Xixiang,Baoan District,Shenzhen Tel 18665849001 E-mail [email protected] Equipm ent Agilent5071C 1.2Testingprinciple Multi-probe OTA Measurement System AntennaPhoto&Lenght(mm) Brief summary of Procedure 1.3Testequipment Equipment ModelNo.SerialNo.Manufacturer Calibration date Next calibration date 24probe microwave chamber 4*3*3NASATIMO2025.10.29 Network Analyze 2026.01.31 r 5071CNA Agilent 1.4Testenvironment Temperature 24C±1.5C Humidity 45%RH Pressure 101kPa 1.5 2025.10.29 1. SATIMO turn on the Upper Computer Software, Name: VeryView99.exe, Version No.: V1.10; 2. VeryView99 via GPIB (General Purpose Interface Bus) to control the shielding room (darkroom)'s SATIMO; 3. Meanwhiel, GPIB control the Agilent 5071C to read the Antenna data by 24 Probe; 4. Agilent 5071C will analyse the data and generate the result; 2026.01.31 5. Agilent 5071C will feedback to VeryView99 software to generate the test report. upper computer software Agilent Darkroom Probe 2.SampleInformation 2.1Clientinformation Name SHENZHENSHIXINZHONGXINTECHNOLOGY.CO.,LTD Address A1,ShajingDonghuanIndustrialZone,Bao'anDistrict,Shenzhen Contacts MaChao Tel 18218809918 E-mail [email protected] 2.2DescriptionofEUT(S) ProductName BTAntenna SampleModel H4500 AntennaSize 5.42*14.25mm AntennaType PCBantenna SerialNo. / TestItem AntennaGain,Radiationpattern FrequencyRange 2400-2500MHz ReceivedDate 2025.11.26 TestDate 2025.11.26 Remark ThelengthoftheRFcableis50mm Thetestphotos 2025 年 11 月 26 日 16:46 深圳市合拓科技有限公司 Frequency ID1 2 3 4 5 6 7 8 9 10 11 Frequency (MHz)2400.0 2410.0 2420.0 2430.0 2440.0 2450.0 2460.0 2470.0 2480.0 2490.0 2500.0 Efficiency (dBi)-3.24 -3.66 -3.19 -3.95 -3.53 -3.80 -3.20 -3.46 -2.86 -3.82 -3.32 Gain (dBi)2.31 1.80 2.30 1.69 2.27 2.28 3.10 2.92 3.42 2.23 2.64 Efficiency (%)47.37 43.02 47.98 40.26 44.35 41.72 47.91 45.10 51.72 41.49 46.56 Directivity (dB)5.56 5.46 5.49 5.64 5.80 6.08 6.29 6.38 6.28 6.05 5.96 Peak Gain Position (Theta)150.00 150.00 180.00 180.00 180.00 180.00 180.00 180.00 180.00 180.00 180.00 Peak Gain Position (Phi)30.00 30.00 15.00 15.00 150.00 150.00 150.00 150.00 165.00 165.00 165.00 Efficiency ThetaPol (%)14.98 13.74 15.60 13.37 15.16 14.66 17.39 16.96 19.89 16.26 18.34 Efficiency PhiPol (%)32.39 29.29 32.37 26.88 29.20 27.05 30.51 28.14 31.83 25.23 28.22 Upper Hem. Efficiency (%)19.92 17.98 19.60 16.14 17.67 16.60 19.15 18.21 21.38 17.49 20.09 Lower Hem. Efficiency (%)27.45 25.04 28.37 24.12 26.68 25.12 28.75 26.88 30.33 24.00 26.47 VER7 T90(H) 圆度 12.49 12.07 11.51 13.04 14.47 13.23 15.50 14.18 10.91 8.50 9.37 Gain 15deg (dBi) E1(XZ) 波瓣宽度 94.73 92.94 81.26 71.21 60.12 57.89 50.62 50.87 51.07 52.54 52.49 E1(XZ) 前后比 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 E2(YZ) 波瓣宽度 81.06 79.89 75.77 70.53 68.29 66.49 64.25 63.13 64.13 69.33 78.30 E2(YZ) 前后比 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 最大增益处轴比 (P)1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 顶点 (Theta=0) 处轴比 (P)1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 仰角 10 度最差 ( 大 ) 轴比 (P)1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 1.50 Hc(XY) 波瓣宽度 45.44 45.02 44.52 44.89 46.32 47.57 48.31 48.83 50.61 33.06 33.18 Hc(XY) 前后比 3.94 3.97 3.85 3.57 3.18 2.66 2.11 1.50 0.89 1.05 1.80 最大增益处交极比 (+/-45 极化 )1.79 1.51 2.04 2.67 4.57 5.00 5.38 5.98 6.88 6.95 6.67 最大增益处交极比 ( 水平垂直极化 1.79 1.51 2.04 2.67 4.57 5.00 5.38 5.98 6.88 6.95 6.67 T60 度 Phi 一圈最差交极比 (+/-450.00 0.00 0.02 0.00 0.02 0.01 0.06 0.05 0.09 0.01 0.00 T60 度 Phi 一圈最差交极比 ( 水平垂直极化 0.00 0.00 0.02 0.00 0.02 0.01 0.06 0.05 0.09 0.01 0.00 T90 度 (H)Phi 一圈最差交极比 (+/0.03 0.00 0.18 0.90 0.20 0.02 0.06 0.00 0.01 0.02 0.01 T90 度 (H)Phi 一圈最差交极比 ( 水平垂直极化 0.03 0.00 0.18 0.90 0.20 0.02 0.06 0.00 0.01 0.02 0.01 轴对称天线主瓣下倾角度 ( 平均值 -84.89 -86.18 -87.63 -89.00 -89.00 -89.00 -89.00 -89.00 -89.00 -89.00 -89.00 轴向 (Z+) 水平垂直极化隔离度 4.38 4.77 5.36 5.40 2.75 2.14 7.27 9.70 8.98 8.10 7.61 Theta85.0 一周最大增益 -0.02 -0.37 0.06 -0.82 -0.54 -0.97 -0.61 -1.21 -1.06 -2.41 -1.66 Theta85.0 一周圆度 ( 为最大最小增益值的差 10.73 10.23 9.63 11.22 12.63 12.35 14.30 14.40 11.84 8.90 7.54 Empty max51.72 min40.26 2400.0MHz Total, Eff: 47.4%Back View2400.0MHz Total(E1-XZ), Max= 1.56dBi2400.0MHz Total(E2-YZ), Max= 0.97dBiTotal(H-XY), Max= 0.44dBi, CirD=12.49 2.31 0.47 -1.37 -3.21 -5.05 -6.9 -8.74 -10.58 -12.42 -14.27 -16.11 -17.95 -19.79 -21.63 -23.48 -25.32 -27.16 -29 2410.0MHz Total, Eff: 43.0%Back View2410.0MHz Total(E1-XZ), Max= 1.40dBi2410.0MHz Total(E2-YZ), Max= 0.66dBiTotal(H-XY), Max= 0.10dBi, CirD=12.07 1.8 -0.04 -1.88 -3.72 -5.57 -7.41 -9.25 -11.09 -12.94 -14.78 -16.62 -18.46 -20.3 -22.15 -23.99 -25.83 -27.67 -29.51 2420.0MHz Total, Eff: 48.0%Back View2420.0MHz Total(E1-XZ), Max= 2.15dBi2420.0MHz Total(E2-YZ), Max= 1.44dBiTotal(H-XY), Max= 0.52dBi, CirD=11.51 2.3 0.46 -1.39 -3.23 -5.07 -6.91 -8.75 -10.6 -12.44 -14.28 -16.12 -17.97 -19.81 -21.65 -23.49 -25.33 -27.18 -29.02 2430.0MHz Total, Eff: 40.3%Back View2430.0MHz Total(E1-XZ), Max= 1.59dBi2430.0MHz Total(E2-YZ), Max= 0.98dBiTotal(H-XY), Max= -0.41dBi, CirD=13.04 1.69 -0.15 -2 -3.84 -5.68 -7.52 -9.36 -11.21 -13.05 -14.89 -16.73 -18.58 -20.42 -22.26 -24.1 -25.94 -27.79 -29.63 2440.0MHz Total, Eff: 44.4%Back View2440.0MHz Total(E1-XZ), Max= 2.21dBi2440.0MHz Total(E2-YZ), Max= 1.67dBiTotal(H-XY), Max= -0.23dBi, CirD=14.47 2.27 0.43 -1.41 -3.25 -5.1 -6.94 -8.78 -10.62 -12.46 -14.31 -16.15 -17.99 -19.83 -21.67 -23.52 -25.36 -27.2 -29.04 2450.0MHz Total, Eff: 41.7%Back View2450.0MHz Total(E1-XZ), Max= 2.11dBi2450.0MHz Total(E2-YZ), Max= 1.55dBiTotal(H-XY), Max= -0.77dBi, CirD=13.23 2.28 0.44 -1.4 -3.25 -5.09 -6.93 -8.77 -10.61 -12.46 -14.3 -16.14 -1…

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Page 1 of 2 FCC ID: 2AR2STAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com APPENDIX 1 PHOTOS OF TEST SETUP Radiated emission Test Setup-1 (30 MHz~1 GHz) Radiated emission Test Setup-2 (Above 1 GHz) Page 2 of 2 FCC ID: 2AR2STAH4500 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Longhua Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com Conducted Emission Test Setup-3