DD4UR1HHBodypack Transmitter

February 11, 2010 Elite Electronic Engineering, Inc. 1516 Centre Circle Downers Grove, Illinois 60515-1082 SUBJECT: REQUEST FOR NON-DISCLOSURE FOR FCC ID: DD4UR1HH To Whom It May Concern: Pursuant to 47 CFR Section 0.459, Shure Incorporated hereby requests non-disclosure and confidential treatment of the following materials submitted in support of FCC certification application for FCC ID # DD4UR1HH: a. Schematic Diagrams b. Operational Description c. Block Diagram d. Parts List e. Tune Up Procedure Above materials contain trade secrets, proprietary and technical information which would customarily be guarded from competitors under 47 CFR section 0.457(d)(2). Disclosure or publication of any portion of this company confidential material to other parties could cause substantial competitive harm and provide unjustified benefits for competitors. Shure Incorporated understands that pursuant to 47 CFR section 0.457(d)(1)(ii) disclosure of the applicant and all accompanying documentation will not be made before the date of the grant. Sincerely, Thomas E. Braxton Senior Engineer, Global Compliance Shure Incorporated

Company: Shure, Inc. Model: UR1H Photo Description:Front Company: Shure, Inc. Model: UR1H Photo Description:Back Company: Shure, Inc. Model: UR1H Photo Description:Left side Company: Shure, Inc. Model: UR1H Photo Description:Right side Company: Shure, Inc. Model: UR1H Photo Description:Top

Company: Shure, Inc. Model: UR1H Photo Description:Battery door open Company: Shure, Inc. Model: UR1H Photo Description:Front cover removed Company: Shure, Inc. Model: UR1H Photo Description:Circuit board removed Company: Shure, Inc. Model: UR1H Photo Description:Inside covers Company: Shure, Inc. Model: UR1H Photo Description:Circuit board side 1 Company: Shure, Inc. Model: UR1H Photo Description:Circuit board side 1 with display and shield removed Company: Shure, Inc. Model: UR1H Photo Description:Circuit board side 2 Company: Shure, Inc. Model: UR1H Photo Description:Back side of display Company: Shure, Inc. Model: UR1H Photo Description:Audio input board

© 2010 RF Exposure Lab, LLC This report shall not be reproduced except in full without the written approval of RF Exposure Lab, LLC. 2867 Progress Place, Suite 4D • Escondido, CA 92029 • U.S.A. TEL (760) 737-3131 • FAX (760) 737-9131 http://www.rfexposurelab.com CERTIFICATE OF COMPLIANCE SAR EVALUATION Shure Incorporated Dates of Test: Feb. 16, 2010 5800 W. Touhy Avenue Test Report Number: SAR.20100202 Niles, IL 60714 This wireless mobile and/or portable device has been shown to be compliant for localized specific absorption rate (SAR) for uncontrolled environment/general exposure limits specified in ANSI/IEEE Std. C95.1-1999 and had been tested in accordance with the measurement procedures specified in IEEE 1528-2003, OET Bulletin 65 Supp. C, RSS-102 and Safety Code 6 (See test report). I attest to the accuracy of the data. All measurements were performed by myself or were made under my supervision and are correct to the best of my knowledge and belief. I assume full responsibility for the completeness of these measurements and vouch for the qualifications of all persons taking them. RF Exposure Lab, LLC certifies that no party to this application has been denied FCC benefits pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Jay M. Moulton Vice President Certificate # 2387.01 FCC ID: DD4UR1HH IC Certificate: 616A-UR1HH Model(s): UR1H G1 Test Sample: Engineering Unit Same As Production Serial No.: 12 Equipment Type: UHF Transceiver Classification: Portable Transmitter Next to Body TX Frequency Range: 470 – 530 MHz Frequency Tolerance: ± 25 ppm Maximum RF Output: 24.05 dBm Conducted Signal Modulation: FM Antenna Type: Whip Antenna; Shure Incorporated P/N 95G9043 Battery: Standard AA & Lithium Ion AA Application Type: Certification FCC Rule Parts: Part 74 Industry Canada: RSS-102 FCC ID: DD4UR1HH © 2010 RF Exposure Lab, LLC Page 2 of 75 This report shall not be reproduced except in full without the written approval of RF Exposure Lab, LLC. Table of Contents 1. Introduction ...........................................................................................................................3 SAR Definition [5]......................................................................................................................3 2. SAR Measurement Setup .....................................................................................................4 Robotic System .........................................................................................................................4 System Hardware .....................................................................................................................4 System Description ...................................................................................................................4 E-Field Probe ............................................................................................................................5 3. Robot Specifications .............................................................................................................7 4. Probe and Dipole Calibration ................................................................................................8 5. Phantom & Simulating Tissue Specifications........................................................................9 SAM Phantom ...........................................................................................................................9 Brain & Muscle Simulating Mixture Characterization ................................................................9 Device Holder ...........................................................................................................................9 6. Definition of Reference Points.............................................................................................10 Ear Reference Point................................................................................................................10 Device Reference Points ........................................................................................................10 7. Test Configuration Positions ...............................................................................................11 Positioning for Cheek/Touch [5] ..............................................................................................11 Positioning for Ear / 15 ̊ Tilt [5] ................................................................................................12 Body Worn Configurations ......................................................................................................13 8. ANSI/IEEE C95.1 – 1999 RF Exposure Limits [2]...............................................................14 Uncontrolled Environment.......................................................................................................14 Controlled Environment .......................................................................................................... 14 9. Measurement Uncertainty ...................................................................................................15 10. System Validation ........................................................................................................... 16 Tissue Verification...................................................................................................................16 Test System Verification .........................................................................................................16 11. SAR Test Data Summary................................................................................................17 Procedures Used To Establish Test Signal.............................................................................17 Device Test Condition .............................................................................................................17 SAR Data Summary – 470 MHz Body ...........…

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Engineering Test Report No. 0903503-01 Electromagnetic Compatibility Tests on a Transmitter, Part No. UR1H For : Shure Inc. 5800 West Touhy Avenue Niles, IL 60714 P.O. No. : 4500170097 Date Received : February 5, 2010 Dates Tested : February 8, 2010 through February 10, 2010 Test Personnel : Mark E. Longinotti Specification : FCC "Code of Federal Regulations” Title 47 Part 74 Industry Canada RSS-123 Test Report By : Mark E. Longinotti EMC Engineer Approved By : Raymond J. Klouda Registered Professional Engineer of Illinois - 44894 Elite Electronic Engineering Inc. 1516 Centre Circle Downers Grove, IL 60515 Tel : (630) 495-9770 Fax: (630) 495-9785 www.elitetest.com Engineering Test Report No. 0903503-01 THIS REPORT SHALL NOT BE REPRODUCED, EXCEPT IN FULL, WITHOUT THE WRITTEN APPROVAL OF ELITE ELECTRONIC ENGINEERING INCORPORATED. Page 2 of 48 TABLE OF CONTENTS PARAGRAPH DESCRIPTION OF CONTENTS PAGE NO. 1. Introduction........................................................................................................................................................ 5 1.1 Scope of Tests .......................................................................................................................................... 5 1.2 Purpose .................................................................................................................................................... 5 1.3 Deviations, Additions, and Exclusions...................................................................................................... 5 1.4 EMC Laboratory Identification .................................................................................................................. 5 1.5 Laboratory Conditions .............................................................................................................................. 5 2. Applicable Documents....................................................................................................................................... 5 3. Test Item Set-up and Operation ........................................................................................................................ 5 3.1 General Description .................................................................................................................................. 5 3.1.1 Power Input .......................................................................................................................................... 5 3.1.2 Signal Input/Output Leads.................................................................................................................... 6 3.1.3 Grounding............................................................................................................................................. 6 3.1.4 Frequency of Test Item ........................................................................................................................ 6 3.2 Operational Mode ..................................................................................................................................... 6 3.3 Test Item Modifications............................................................................................................................. 6 4. Test Facility and Test Instrumentation .............................................................................................................. 6 4.1 Shielded Enclosure................................................................................................................................... 6 4.2 Test Instrumentation ................................................................................................................................. 6 4.3 Calibration Traceability ............................................................................................................................. 6 4.4 Measurement Uncertainty ........................................................................................................................ 6 5. Test Procedures ................................................................................................................................................ 7 5.1 RF POWER OUTPUT MEASUREMENTS ............................................................................................... 7 5.1.1 Requirements ....................................................................................................................................... 7 5.1.2 Procedures ........................................................................................................................................... 7 5.1.3 Results.................................................................................................................................................. 7 5.2 MODULATION CHARACTERISTICS....................................................................................................... 7 5.2.1 Requirements ....................................................................................................................................... 7 5.2.2 Procedures ........................................................................................................................................... 7 5.2.3 Results.................................................................................................................................................. 8 5.3 FREQUENCY STABILITY ........................................................................................................................ 8 5.3.1 Requirements ....................................................................................................................................... 8 5.3.2 Procedures ........................................................................................................................................... 8 5.3.3 Results.............................................................................................…

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