TZ9SMM-107AWireless Microphone

SEATUNE ELECTRONICS CO., LTD May 30, 2012 To: SIEMIC, INC. 2206 Ringwood Avenue, San Jose, CA 95131 USA Dear Sir/Madam, Re: Project and Product Certification Representative Authorization Letter We, ______ SEATUNE ELECTRONICS CO., LTD ___hereby authorize SIEMIC, INC. to act as a Certification Body for certifying for the following project(s): Product Description: Wireless Microphone Model name: SMM-107A We affirm that between SIEMIC and _ SEATUNE ELECTRONICS CO., LTD __, any difference in understanding, including test plan, measurement methods, applicable standards and relevant procedures and processes have been resolved prior to commencement of testing activities. Sincerely, Client’s signature: Client’s name / title: Jian Wen So / Manager Contact information / address: NO.27, SHUIKOU AVENUE, SHUIKOU TOWN, HUIZHOU CITY, GUANGDONG, CHINA

SCS-F19: Confidentiality Request Letter Page 1 of 1 Rev 2.0 SEATUNE ELECTRONICS CO., LTD May 30, 2012 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Confidentiality Request regarding application for certification of FCC ID: TZ9SMM-107A We hereby request confidential treatment of information accompanying this application as outlined below: - Block Diagram - Operational Description - Schematic - Part list Th e above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 & 0.459 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Client’s signature: Client’s name / title: Jian Wen So / Manager Contact information / address: NO.27, SHUIKOU AVENUE, SHUIKOU TOWN, HUIZHOU CITY, GUANGDONG, CHINA

FCC Certification Label Sample FCC ID: TZ9SMM-107A

FCC Certification label location Sample Label location

Antenna

Tune up Procedure I would like to confirrr this device does not have tune upinformation ,because the tune up is fixed by the manufacturer. Therefore, the user cannot tune up the device' Sincerely, Phone : +8607 52-2367 897 Fax : +860752-2367890 Address: tio.27, SHUTKOU AVENUE ,SHUIKOU TOWN,HUIZHOU CITY,GUANGDONG,CHINA

Page 1 of 19 FCC ID: TZ9SMM-107A ACCURATE TECHNOLOGY CO., LTD REPORT NO. ATE20120981 APPLICATION CERTIFICATION On Behalf of SEATUNE ELECTRONICS CO., LTD Wireless Microphone Model No.: SMM-107A FCC ID: TZ9SMM-107A Prepared for : SEATUNE ELECTRONICS CO., LTD Address : NO.27, SHUIKOU AVENUE, SHUIKOU TOWN, HUIZHOU CITY, GUANGDONG, CHINA Prepared by : ACCURATE TECHNOLOGY CO., LTD Address : F1, Bldg. A, Changyuan New Material Port, Keyuan Rd. Science & Industry Park, Nanshan, Shenzhen, Guangdong P.R. China Tel: (0755) 26503290 Fax: (0755) 26503396 Report Number : ATE20120981 Date of Test : May 14-29, 2012 Date of Report : May 30, 2012 Page 2 of 19 FCC ID: TZ9SMM-107A ACCURATE TECHNOLOGY CO., LTD REPORT NO. ATE20120981 TABLE OF CONTENTS Description Page Test Report Certification 1. GENERAL INFORMATION .......................................................................................................... 4 1.1. Description of Device (EUT)....................................................................................................................4 1.2. Description of Test Facility ......................................................................................................................5 1.3. Measurement Uncertainty.........................................................................................................................5 2. MEASURING DEVICE AND TEST EQUIPMENT ..................................................................... 6 3. SUMMARY OF TEST RESULTS................................................................................................... 7 4. CARRIER RADIATED POWER & RADIATED SPURIOUS EMISSIONS............................. 8 4.1. Block Diagram of Test Setup....................................................................................................................8 4.2. Test Requirement ......................................................................................................................................9 4.3. Configuration of EUT on Measurement ...................................................................................................9 4.4. Operating Condition of EUT ....................................................................................................................9 4.5. Test Procedure ........................................................................................................................................10 4.6. Test Result: .............................................................................................................................................11 5. OCCUPIED BANDWIDTH ........................................................................................................... 12 5.1. Block Diagram of Test Setup..................................................................................................................12 5.2. Test Requirement ....................................................................................................................................13 5.3. EUT Configuration on Measurement .....................................................................................................13 5.4. Operating Condition of EUT ..................................................................................................................13 5.5. Test procedure: .......................................................................................................................................13 5.6. Measurement Result ...............................................................................................................................14 6. FREQUENCY STABILITY ........................................................................................................... 15 6.1. Test Requirement ....................................................................................................................................15 6.2. EUT Configuration on Measurement .....................................................................................................15 6.3. Operating Condition of EUT ..................................................................................................................15 6.4. Test Procedure ........................................................................................................................................15 6.5. Measurement Result ...............................................................................................................................16 7. MODULATION CHARACTERISTICS....................................................................................... 17 7.1. Test requirement .....................................................................................................................................17 7.2. EUT Configuration on Measurement .....................................................................................................17 7.3. Operating Condition of EUT ..................................................................................................................17 7.4. Audio Frequency Response ....................................................................................................................18 7.5. Audio Low-Pass Filter Response............................................................................................................18 7.6. Modulation Limiting...............................................................................................................................19 Page 3 of 19 FCC ID: TZ9SMM-107A ACCURATE TECHNOLOGY CO., LTD REPORT NO. ATE20120981 Test Report Certification Applicant : SEATUNE ELECTRONICS CO., LTD Manufacturer : SEATUNE ELECTRONICS CO., LTD EUT Description : Wireless Microphone (A) MODEL NO.: SMM-107A (B) SERIAL NO.: N/A (C) POWER SUPPLY: DC 9V (“6F22 battery” 1×) Measurement Procedure Used: FCC PART 90.217 & 2.1047 ANSI 63.4: 2003 The device described above is tested…

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Radiated emissions test < 1GHz Radiated emissions test > 1GHz