A6XUHF-4000HHMWireless Microphone

UHF-4 0 00 HHM FCC ID:A6XUHF-4 0 00 HHM

IMPORTANT REGULATORY INFORMATION This device complies with Part 15 of the FCC Rules: Operation is subject to the following two conditions: 1. This device may not cause harmful interference and 2. This device must accept any interference that is received, including any interference that may cause undesired operation. WARNING: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

January 16, 2012 Federal Communication Commission Authorization and Evaluation Division FCC ID: A6XUHF-4000HHM Re: Confidentiality Request Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, the applicant hereby requests confidential treatment of information applied this application as outlined below: 1: Block Diagram 2: Circuit Diagram 3: Operational Description 4: Parts List 5:Tune Up Procedure The above 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. The Applicant understands that pursuant to Rules 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, GCI Technologies Corporation Contact person: Artie Cabasso Tel: +1.732.346.0061

FRONT VIEW OF EUT BACK VIEW OF EUT LEFT VIEW OF EUT LEFT VIEW OF EUT

FCC ID: A6XUHF-4000HHM Model Name：UHF-4000HHM Brand Name：GEMINI

OPEN VIEW OF EUT-1 OPEN VIEW OF EUT-2 INTERNAL VIEW OF EUT-1 INTERNAL VIEW OF EUT-2 INTERNAL VIEW OF EUT-3 INTERNAL VIEW OF EUT-4

FCC Test Report Report No.: AGC055111001‐1F2 FCC ID : A6XUHF‐4000HHM PRODUCT DESIGNATION : Wireless Microphone BRAND NAME : GEMINI MODEL NAME : UHF‐4000HHM CLIENT : GCI Technologies Corporation DATE OF ISSUE : Dec.29, 2011 STANDARD(S) : FCC PART 74 RULES Attestation of Global Compliance Co., Ltd. CAUTION: This report shall not be reproduced except in full without the written permission of the test laboratory and shall not be quoted out of context. Report No.: AGC055111001-1F2 Page 1 of 40 VERIFICATION OF COMPLIANCE Applicant: GCI Technologies Corporation 280 Raritan Center Parkway, Edison, New Jersey 08837 USA Manufacturer: PROAUDIO ELECTRONICS CO., LIMITED Office No.3 10/F Witty Commercial Building 1A-1L Tung Choi Street, Mongkok, Kowloon Hong Kong Product Description: Wireless Microphone Brand Name: GEMINI Model Number: UHF-4000HHM FCC ID: A6XUHF-4000HHM Date of Test: Dec.20 to Dec.29,2011 We hereby certify that: The report for the equipment was prepared by Attestation Of Global Compliance Co., Ltd. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in TIA/EIA 603; ANSI C 63.4:2003 and the sample tested as described in this report is in compliance with the FCC Rules Part 74 Subpart H. The test results of this report relate only to the tested sample identified in this report. Prepared By Angela Li Dec.29,2011 Checked By Forrest Lei Dec.29,2011 Authorized By Solger Zhang Dec.29,2011 Report No.: AGC055111001-1F2 Page 2 of 40 TABLE OF CONTENTS 1. GENERAL INFORMATION.......................................................................................................................................... 4 1.1 PRODUCT DESCRIPTION ........................................................................................................................................ 4 1.2 RELATED SUBMITTAL(S) / GRANT (S) .................................................................................................................... 5 1.3 TEST METHODOLOGY ............................................................................................................................................. 5 1.4 TEST FACILITY .......................................................................................................................................................... 5 1.5 SPECIAL ACCESSORIE ............................................................................................................................................ 5 1.6 EQUIPMENT MODIFICATIONS ................................................................................................................................ 5 1.7 DIFFERENCES BETWEEN MODELS ....................................................................................................................... 5 2. SYSTEM TEST CONFIGURATION ............................................................................................................................. 6 2.1 EUT CONFIGURATION ................................................................................................................................................... 6 2.2 EUT EXERCISE ............................................................................................................................................................ 6 2.3 GENERAL TECHNICAL REQUIREMENTS ............................................................................................................... 6 2.4 C ONFIGURATION OF TESTED SYSTEM ............................................................................................................................ 6 3. SUMMARY OF TEST RESULTS ................................................................................................................................. 7 4. DESCRIPTION OF TEST MODES .............................................................................................................................. 7 5. MAXIMUM TRANSMITTER POWER .......................................................................................................................... 8 5.1 PROVISIONS APPLICABLE ...................................................................................................................................... 8 5.2 MEASUREMENT PROCEDURE ............................................................................................................................... 8 5.3 TEST SETUP BLOCK DAIGRAM ............................................................................................................................... 9 5.4 MEASUREMENT EQUIPMENT USED .................................................................................................................... 10 5.5 TEST RESULT ......................................................................................................................................................... 10 6. MODULATION CHARACTERISTICS........................................................................................................................ 11 6.1 PROVISIONS APPLICABLE .................................................................................................................................... 11 6.2 MEASUREMENT METHOD ..................................................................................................................................... 11 6.2.1 MODULATION LIMIT .............................................................................................................................................. 11 6.2.2 AUDIO FREQUENCY RESPONSE ............................................................................................................................ 11 6.3 MEASUREMENT INSTRUMENTS .......................................................................................................................... 11 6.4 TEST RESULT .........................................................................…

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RADIATED EMISSION TEST SETUP